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 0.1.23-9f4048f [2018-10-04 13:47:04,089 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:47:04,091 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:47:04,105 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:47:04,106 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:47:04,107 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:47:04,109 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:47:04,110 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:47:04,113 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:47:04,114 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:47:04,115 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:47:04,115 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:47:04,116 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:47:04,117 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:47:04,118 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:47:04,119 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:47:04,120 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:47:04,122 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:47:04,123 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:47:04,125 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:47:04,126 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:47:04,128 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:47:04,130 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:47:04,130 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:47:04,130 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:47:04,131 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:47:04,132 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:47:04,133 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:47:04,134 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:47:04,135 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:47:04,135 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:47:04,136 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:47:04,136 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:47:04,136 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:47:04,137 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:47:04,138 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:47:04,138 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 [2018-10-04 13:47:04,163 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:47:04,164 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:47:04,165 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:47:04,165 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:47:04,165 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:47:04,166 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:47:04,166 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:47:04,166 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:47:04,166 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:47:04,166 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:47:04,167 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:47:04,168 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:47:04,168 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:47:04,168 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:47:04,168 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:47:04,168 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:47:04,169 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:47:04,169 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:47:04,169 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:47:04,169 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:47:04,169 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:47:04,170 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:47:04,171 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:47:04,171 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:47:04,172 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:47:04,172 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:47:04,172 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:47:04,172 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:47:04,172 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:47:04,173 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:47:04,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:47:04,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:47:04,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:47:04,235 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:47:04,236 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:47:04,236 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-10-04 13:47:04,237 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-10-04 13:47:04,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:47:04,292 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:47:04,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:47:04,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:47:04,294 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:47:04,311 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,322 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:47:04,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:47:04,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:47:04,329 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:47:04,338 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,338 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,339 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,339 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,342 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,344 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,345 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:47:04,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:47:04,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:47:04,347 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:47:04,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:47:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:47:04,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:47:04,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:47:04,675 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:47:04,676 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:47:04 BoogieIcfgContainer [2018-10-04 13:47:04,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:47:04,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:47:04,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:47:04,689 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:47:04,690 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 04.10 01:47:04" (1/1) ... [2018-10-04 13:47:04,709 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:47:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 13:47:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 13:47:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:47:04,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:04,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:05,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:47:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:47:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:05,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:05,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:06,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:06,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-10-04 13:47:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-10-04 13:47:06,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:06,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:06,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:06,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-10-04 13:47:06,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-10-04 13:47:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:06,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:06,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-10-04 13:47:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-10-04 13:47:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:06,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:06,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:06,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-10-04 13:47:07,434 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-10-04 13:47:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:07,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 13:47:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 13:47:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:07,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2018-10-04 13:47:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2018-10-04 13:47:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:07,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2018-10-04 13:47:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2018-10-04 13:47:07,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:07,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:07,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2018-10-04 13:47:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2018-10-04 13:47:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:07,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:07,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:08,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2018-10-04 13:47:08,234 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2018-10-04 13:47:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:08,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:08,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:08,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:08,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2018-10-04 13:47:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2018-10-04 13:47:08,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:08,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:08,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-10-04 13:47:09,010 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-10-04 13:47:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-10-04 13:47:09,138 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-10-04 13:47:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2018-10-04 13:47:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2018-10-04 13:47:09,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2018-10-04 13:47:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2018-10-04 13:47:09,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2018-10-04 13:47:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2018-10-04 13:47:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2018-10-04 13:47:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2018-10-04 13:47:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2018-10-04 13:47:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2018-10-04 13:47:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2018-10-04 13:47:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2018-10-04 13:47:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:09,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:09,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-10-04 13:47:10,041 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-10-04 13:47:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:10,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:10,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2018-10-04 13:47:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2018-10-04 13:47:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:10,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-10-04 13:47:10,282 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-10-04 13:47:10,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:10,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:10,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2018-10-04 13:47:10,351 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2018-10-04 13:47:10,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:10,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2018-10-04 13:47:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2018-10-04 13:47:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:10,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:10,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:10,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2018-10-04 13:47:10,594 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2018-10-04 13:47:10,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:10,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:10,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:10,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2018-10-04 13:47:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2018-10-04 13:47:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2018-10-04 13:47:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2018-10-04 13:47:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2018-10-04 13:47:11,620 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2018-10-04 13:47:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2018-10-04 13:47:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2018-10-04 13:47:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2018-10-04 13:47:11,756 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2018-10-04 13:47:11,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2018-10-04 13:47:11,839 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2018-10-04 13:47:11,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2018-10-04 13:47:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2018-10-04 13:47:11,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:11,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:11,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:11,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2018-10-04 13:47:12,023 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2018-10-04 13:47:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2018-10-04 13:47:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2018-10-04 13:47:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 80 transitions. [2018-10-04 13:47:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2018-10-04 13:47:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 45 states and 82 transitions. [2018-10-04 13:47:12,408 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 82 transitions. [2018-10-04 13:47:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-10-04 13:47:12,492 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-10-04 13:47:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-10-04 13:47:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-10-04 13:47:12,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-10-04 13:47:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-10-04 13:47:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 90 transitions. [2018-10-04 13:47:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2018-10-04 13:47:12,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 92 transitions. [2018-10-04 13:47:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2018-10-04 13:47:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:12,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:12,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2018-10-04 13:47:12,977 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2018-10-04 13:47:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:12,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:13,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-10-04 13:47:13,093 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-10-04 13:47:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:13,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2018-10-04 13:47:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2018-10-04 13:47:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:13,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:13,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-10-04 13:47:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-10-04 13:47:13,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:13,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2018-10-04 13:47:13,330 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2018-10-04 13:47:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:13,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:13,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:13,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-10-04 13:47:13,437 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-10-04 13:47:13,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:13,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:13,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2018-10-04 13:47:14,065 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2018-10-04 13:47:14,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2018-10-04 13:47:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2018-10-04 13:47:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2018-10-04 13:47:14,246 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2018-10-04 13:47:14,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 112 transitions. [2018-10-04 13:47:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2018-10-04 13:47:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 114 transitions. [2018-10-04 13:47:14,465 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2018-10-04 13:47:14,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2018-10-04 13:47:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2018-10-04 13:47:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2018-10-04 13:47:14,656 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2018-10-04 13:47:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2018-10-04 13:47:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2018-10-04 13:47:14,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:14,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:14,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2018-10-04 13:47:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2018-10-04 13:47:14,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:14,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:14,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2018-10-04 13:47:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2018-10-04 13:47:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:15,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:15,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:15,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2018-10-04 13:47:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2018-10-04 13:47:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:15,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:15,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:15,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions. [2018-10-04 13:47:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2018-10-04 13:47:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:15,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:15,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:15,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2018-10-04 13:47:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2018-10-04 13:47:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2018-10-04 13:47:16,124 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2018-10-04 13:47:16,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2018-10-04 13:47:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2018-10-04 13:47:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 136 transitions. [2018-10-04 13:47:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 136 transitions. [2018-10-04 13:47:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2018-10-04 13:47:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2018-10-04 13:47:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2018-10-04 13:47:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2018-10-04 13:47:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 75 states and 142 transitions. [2018-10-04 13:47:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2018-10-04 13:47:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-10-04 13:47:16,545 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-10-04 13:47:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-04 13:47:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-04 13:47:16,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:16,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:16,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:16,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2018-10-04 13:47:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2018-10-04 13:47:17,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 79 states and 150 transitions. [2018-10-04 13:47:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 150 transitions. [2018-10-04 13:47:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2018-10-04 13:47:17,308 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2018-10-04 13:47:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2018-10-04 13:47:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2018-10-04 13:47:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 82 states and 156 transitions. [2018-10-04 13:47:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2018-10-04 13:47:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2018-10-04 13:47:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2018-10-04 13:47:17,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 84 states and 160 transitions. [2018-10-04 13:47:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 160 transitions. [2018-10-04 13:47:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-10-04 13:47:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-10-04 13:47:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-04 13:47:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-04 13:47:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 87 states and 166 transitions. [2018-10-04 13:47:17,817 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 166 transitions. [2018-10-04 13:47:17,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 88 states and 168 transitions. [2018-10-04 13:47:17,864 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2018-10-04 13:47:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 89 states and 170 transitions. [2018-10-04 13:47:17,912 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2018-10-04 13:47:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:17,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 90 states and 172 transitions. [2018-10-04 13:47:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 172 transitions. [2018-10-04 13:47:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:17,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:17,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:17,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 91 states and 174 transitions. [2018-10-04 13:47:18,020 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 174 transitions. [2018-10-04 13:47:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2018-10-04 13:47:18,081 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2018-10-04 13:47:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 93 states and 178 transitions. [2018-10-04 13:47:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 178 transitions. [2018-10-04 13:47:18,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2018-10-04 13:47:18,215 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2018-10-04 13:47:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 95 states and 182 transitions. [2018-10-04 13:47:18,282 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 182 transitions. [2018-10-04 13:47:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2018-10-04 13:47:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2018-10-04 13:47:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2018-10-04 13:47:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2018-10-04 13:47:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 98 states and 188 transitions. [2018-10-04 13:47:18,599 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 188 transitions. [2018-10-04 13:47:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2018-10-04 13:47:18,658 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2018-10-04 13:47:18,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2018-10-04 13:47:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2018-10-04 13:47:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2018-10-04 13:47:18,835 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2018-10-04 13:47:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2018-10-04 13:47:18,889 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2018-10-04 13:47:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 103 states and 198 transitions. [2018-10-04 13:47:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 198 transitions. [2018-10-04 13:47:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:18,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:18,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 104 states and 200 transitions. [2018-10-04 13:47:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2018-10-04 13:47:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 105 states and 202 transitions. [2018-10-04 13:47:19,071 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2018-10-04 13:47:19,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2018-10-04 13:47:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2018-10-04 13:47:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 107 states and 206 transitions. [2018-10-04 13:47:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 206 transitions. [2018-10-04 13:47:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 108 states and 208 transitions. [2018-10-04 13:47:19,333 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 208 transitions. [2018-10-04 13:47:19,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 109 states and 210 transitions. [2018-10-04 13:47:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 210 transitions. [2018-10-04 13:47:19,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2018-10-04 13:47:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2018-10-04 13:47:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2018-10-04 13:47:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2018-10-04 13:47:19,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 216 transitions. [2018-10-04 13:47:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2018-10-04 13:47:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 113 states and 218 transitions. [2018-10-04 13:47:19,705 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 218 transitions. [2018-10-04 13:47:19,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 114 states and 220 transitions. [2018-10-04 13:47:19,779 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 220 transitions. [2018-10-04 13:47:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2018-10-04 13:47:19,857 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2018-10-04 13:47:19,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 116 states and 224 transitions. [2018-10-04 13:47:19,954 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 224 transitions. [2018-10-04 13:47:19,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:19,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:19,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:19,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 117 states and 226 transitions. [2018-10-04 13:47:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 226 transitions. [2018-10-04 13:47:20,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 118 states and 228 transitions. [2018-10-04 13:47:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 228 transitions. [2018-10-04 13:47:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 119 states and 230 transitions. [2018-10-04 13:47:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 230 transitions. [2018-10-04 13:47:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 120 states and 232 transitions. [2018-10-04 13:47:20,206 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 232 transitions. [2018-10-04 13:47:20,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 121 states and 234 transitions. [2018-10-04 13:47:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 234 transitions. [2018-10-04 13:47:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2018-10-04 13:47:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2018-10-04 13:47:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 123 states and 238 transitions. [2018-10-04 13:47:20,402 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 238 transitions. [2018-10-04 13:47:20,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 124 states and 240 transitions. [2018-10-04 13:47:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 240 transitions. [2018-10-04 13:47:20,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 125 states and 242 transitions. [2018-10-04 13:47:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 242 transitions. [2018-10-04 13:47:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 126 states and 244 transitions. [2018-10-04 13:47:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 244 transitions. [2018-10-04 13:47:20,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 127 states and 246 transitions. [2018-10-04 13:47:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2018-10-04 13:47:20,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 128 states and 248 transitions. [2018-10-04 13:47:20,671 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 248 transitions. [2018-10-04 13:47:20,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 129 states and 250 transitions. [2018-10-04 13:47:20,720 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 250 transitions. [2018-10-04 13:47:20,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 252 transitions. [2018-10-04 13:47:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2018-10-04 13:47:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 131 states and 254 transitions. [2018-10-04 13:47:20,875 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 254 transitions. [2018-10-04 13:47:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 132 states and 256 transitions. [2018-10-04 13:47:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2018-10-04 13:47:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:20,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:20,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 133 states and 258 transitions. [2018-10-04 13:47:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 258 transitions. [2018-10-04 13:47:20,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:20,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:20,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 260 transitions. [2018-10-04 13:47:21,093 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 260 transitions. [2018-10-04 13:47:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 262 transitions. [2018-10-04 13:47:21,186 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2018-10-04 13:47:21,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 264 transitions. [2018-10-04 13:47:21,280 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 264 transitions. [2018-10-04 13:47:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 137 states and 266 transitions. [2018-10-04 13:47:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 266 transitions. [2018-10-04 13:47:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 138 states and 268 transitions. [2018-10-04 13:47:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 268 transitions. [2018-10-04 13:47:21,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 139 states and 270 transitions. [2018-10-04 13:47:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2018-10-04 13:47:21,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2018-10-04 13:47:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2018-10-04 13:47:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2018-10-04 13:47:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2018-10-04 13:47:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2018-10-04 13:47:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2018-10-04 13:47:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 278 transitions. [2018-10-04 13:47:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 278 transitions. [2018-10-04 13:47:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 144 states and 280 transitions. [2018-10-04 13:47:21,766 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2018-10-04 13:47:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2018-10-04 13:47:21,818 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2018-10-04 13:47:21,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 146 states and 284 transitions. [2018-10-04 13:47:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 284 transitions. [2018-10-04 13:47:21,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 147 states and 286 transitions. [2018-10-04 13:47:21,935 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2018-10-04 13:47:21,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2018-10-04 13:47:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2018-10-04 13:47:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:21,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:21,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 149 states and 290 transitions. [2018-10-04 13:47:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 290 transitions. [2018-10-04 13:47:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 150 states and 292 transitions. [2018-10-04 13:47:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2018-10-04 13:47:22,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 151 states and 294 transitions. [2018-10-04 13:47:22,145 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2018-10-04 13:47:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 152 states and 296 transitions. [2018-10-04 13:47:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2018-10-04 13:47:22,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 153 states and 298 transitions. [2018-10-04 13:47:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 298 transitions. [2018-10-04 13:47:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 154 states and 300 transitions. [2018-10-04 13:47:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 300 transitions. [2018-10-04 13:47:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 155 states and 302 transitions. [2018-10-04 13:47:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 302 transitions. [2018-10-04 13:47:22,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 156 states and 304 transitions. [2018-10-04 13:47:22,432 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 304 transitions. [2018-10-04 13:47:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 157 states and 306 transitions. [2018-10-04 13:47:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 306 transitions. [2018-10-04 13:47:22,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 158 states and 308 transitions. [2018-10-04 13:47:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 308 transitions. [2018-10-04 13:47:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 159 states and 310 transitions. [2018-10-04 13:47:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 310 transitions. [2018-10-04 13:47:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:22,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 160 states and 312 transitions. [2018-10-04 13:47:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 312 transitions. [2018-10-04 13:47:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:22,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:22,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:22,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:23,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:23,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 161 states and 314 transitions. [2018-10-04 13:47:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 314 transitions. [2018-10-04 13:47:23,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:23,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:23,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:23,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 162 states and 316 transitions. [2018-10-04 13:47:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 316 transitions. [2018-10-04 13:47:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 163 states and 318 transitions. [2018-10-04 13:47:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 318 transitions. [2018-10-04 13:47:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 164 states and 320 transitions. [2018-10-04 13:47:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2018-10-04 13:47:24,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 165 states and 322 transitions. [2018-10-04 13:47:24,218 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 322 transitions. [2018-10-04 13:47:24,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 324 transitions. [2018-10-04 13:47:24,271 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2018-10-04 13:47:24,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 167 states and 326 transitions. [2018-10-04 13:47:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 326 transitions. [2018-10-04 13:47:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 168 states and 328 transitions. [2018-10-04 13:47:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2018-10-04 13:47:24,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 169 states and 330 transitions. [2018-10-04 13:47:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 330 transitions. [2018-10-04 13:47:24,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 170 states and 332 transitions. [2018-10-04 13:47:24,532 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 332 transitions. [2018-10-04 13:47:24,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 334 transitions. [2018-10-04 13:47:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2018-10-04 13:47:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 336 transitions. [2018-10-04 13:47:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 336 transitions. [2018-10-04 13:47:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 173 states and 338 transitions. [2018-10-04 13:47:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 338 transitions. [2018-10-04 13:47:24,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 174 states and 340 transitions. [2018-10-04 13:47:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 340 transitions. [2018-10-04 13:47:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:24,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:24,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 175 states and 342 transitions. [2018-10-04 13:47:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2018-10-04 13:47:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:25,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:25,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 176 states and 344 transitions. [2018-10-04 13:47:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 344 transitions. [2018-10-04 13:47:25,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:25,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 177 states and 346 transitions. [2018-10-04 13:47:25,212 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2018-10-04 13:47:25,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:25,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 178 states and 348 transitions. [2018-10-04 13:47:25,269 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions. [2018-10-04 13:47:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:25,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 179 states and 350 transitions. [2018-10-04 13:47:25,329 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 350 transitions. [2018-10-04 13:47:25,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:25,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 180 states and 352 transitions. [2018-10-04 13:47:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 352 transitions. [2018-10-04 13:47:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:25,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:25,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:26,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 181 states and 354 transitions. [2018-10-04 13:47:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 354 transitions. [2018-10-04 13:47:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:26,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:26,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:26,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 182 states and 356 transitions. [2018-10-04 13:47:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 356 transitions. [2018-10-04 13:47:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:27,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:27,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:28,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:28,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 183 states and 358 transitions. [2018-10-04 13:47:28,030 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2018-10-04 13:47:28,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:28,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:28,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:28,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 184 states and 360 transitions. [2018-10-04 13:47:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 360 transitions. [2018-10-04 13:47:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:28,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:28,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 185 states and 362 transitions. [2018-10-04 13:47:29,602 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 362 transitions. [2018-10-04 13:47:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 186 states and 364 transitions. [2018-10-04 13:47:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 364 transitions. [2018-10-04 13:47:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 187 states and 366 transitions. [2018-10-04 13:47:29,709 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2018-10-04 13:47:29,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 188 states and 368 transitions. [2018-10-04 13:47:29,759 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 368 transitions. [2018-10-04 13:47:29,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 189 states and 370 transitions. [2018-10-04 13:47:29,809 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 370 transitions. [2018-10-04 13:47:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 190 states and 372 transitions. [2018-10-04 13:47:29,874 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 372 transitions. [2018-10-04 13:47:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 374 transitions. [2018-10-04 13:47:29,926 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2018-10-04 13:47:29,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:29,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 192 states and 376 transitions. [2018-10-04 13:47:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 376 transitions. [2018-10-04 13:47:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:29,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 193 states and 378 transitions. [2018-10-04 13:47:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 378 transitions. [2018-10-04 13:47:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 194 states and 380 transitions. [2018-10-04 13:47:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 380 transitions. [2018-10-04 13:47:30,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 195 states and 382 transitions. [2018-10-04 13:47:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 382 transitions. [2018-10-04 13:47:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 196 states and 384 transitions. [2018-10-04 13:47:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 384 transitions. [2018-10-04 13:47:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 197 states and 386 transitions. [2018-10-04 13:47:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 386 transitions. [2018-10-04 13:47:30,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 198 states and 388 transitions. [2018-10-04 13:47:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 388 transitions. [2018-10-04 13:47:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 199 states and 390 transitions. [2018-10-04 13:47:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 390 transitions. [2018-10-04 13:47:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 200 states and 392 transitions. [2018-10-04 13:47:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 392 transitions. [2018-10-04 13:47:30,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 201 states and 394 transitions. [2018-10-04 13:47:30,650 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 394 transitions. [2018-10-04 13:47:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 202 states and 396 transitions. [2018-10-04 13:47:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 396 transitions. [2018-10-04 13:47:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 203 states and 398 transitions. [2018-10-04 13:47:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 398 transitions. [2018-10-04 13:47:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 400 transitions. [2018-10-04 13:47:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 400 transitions. [2018-10-04 13:47:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:30,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:30,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 205 states and 402 transitions. [2018-10-04 13:47:30,998 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 402 transitions. [2018-10-04 13:47:30,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:30,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 206 states and 404 transitions. [2018-10-04 13:47:31,048 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 404 transitions. [2018-10-04 13:47:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 207 states and 406 transitions. [2018-10-04 13:47:31,099 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 406 transitions. [2018-10-04 13:47:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 208 states and 408 transitions. [2018-10-04 13:47:31,151 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 408 transitions. [2018-10-04 13:47:31,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 209 states and 410 transitions. [2018-10-04 13:47:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 410 transitions. [2018-10-04 13:47:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 210 states and 412 transitions. [2018-10-04 13:47:31,296 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 412 transitions. [2018-10-04 13:47:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 211 states and 414 transitions. [2018-10-04 13:47:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 414 transitions. [2018-10-04 13:47:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 212 states and 416 transitions. [2018-10-04 13:47:31,560 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 416 transitions. [2018-10-04 13:47:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 213 states and 418 transitions. [2018-10-04 13:47:31,656 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 418 transitions. [2018-10-04 13:47:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 214 states and 420 transitions. [2018-10-04 13:47:31,726 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2018-10-04 13:47:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 215 states and 422 transitions. [2018-10-04 13:47:31,783 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 422 transitions. [2018-10-04 13:47:31,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 216 states and 424 transitions. [2018-10-04 13:47:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 424 transitions. [2018-10-04 13:47:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 217 states and 426 transitions. [2018-10-04 13:47:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 426 transitions. [2018-10-04 13:47:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:31,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 218 states and 428 transitions. [2018-10-04 13:47:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 428 transitions. [2018-10-04 13:47:31,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:31,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:31,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 219 states and 430 transitions. [2018-10-04 13:47:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2018-10-04 13:47:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 432 transitions. [2018-10-04 13:47:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 432 transitions. [2018-10-04 13:47:32,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 221 states and 434 transitions. [2018-10-04 13:47:32,126 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 434 transitions. [2018-10-04 13:47:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 222 states and 436 transitions. [2018-10-04 13:47:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 436 transitions. [2018-10-04 13:47:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 438 transitions. [2018-10-04 13:47:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2018-10-04 13:47:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 224 states and 440 transitions. [2018-10-04 13:47:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 440 transitions. [2018-10-04 13:47:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 225 states and 442 transitions. [2018-10-04 13:47:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 442 transitions. [2018-10-04 13:47:32,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 226 states and 444 transitions. [2018-10-04 13:47:32,452 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 444 transitions. [2018-10-04 13:47:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 227 states and 446 transitions. [2018-10-04 13:47:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 446 transitions. [2018-10-04 13:47:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 228 states and 448 transitions. [2018-10-04 13:47:32,562 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2018-10-04 13:47:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 229 states and 450 transitions. [2018-10-04 13:47:32,619 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 450 transitions. [2018-10-04 13:47:32,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 230 states and 452 transitions. [2018-10-04 13:47:32,676 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 452 transitions. [2018-10-04 13:47:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 231 states and 454 transitions. [2018-10-04 13:47:32,732 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 454 transitions. [2018-10-04 13:47:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 232 states and 456 transitions. [2018-10-04 13:47:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 456 transitions. [2018-10-04 13:47:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 233 states and 458 transitions. [2018-10-04 13:47:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 458 transitions. [2018-10-04 13:47:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 234 states and 460 transitions. [2018-10-04 13:47:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2018-10-04 13:47:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:32,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 235 states and 462 transitions. [2018-10-04 13:47:32,975 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 462 transitions. [2018-10-04 13:47:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:32,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:32,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 236 states and 464 transitions. [2018-10-04 13:47:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 464 transitions. [2018-10-04 13:47:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 237 states and 466 transitions. [2018-10-04 13:47:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 466 transitions. [2018-10-04 13:47:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 238 states and 468 transitions. [2018-10-04 13:47:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 468 transitions. [2018-10-04 13:47:33,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 239 states and 470 transitions. [2018-10-04 13:47:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 470 transitions. [2018-10-04 13:47:33,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 240 states and 472 transitions. [2018-10-04 13:47:33,268 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 472 transitions. [2018-10-04 13:47:33,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 241 states and 474 transitions. [2018-10-04 13:47:33,325 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 474 transitions. [2018-10-04 13:47:33,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 242 states and 476 transitions. [2018-10-04 13:47:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 476 transitions. [2018-10-04 13:47:33,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 243 states and 478 transitions. [2018-10-04 13:47:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 478 transitions. [2018-10-04 13:47:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 244 states and 480 transitions. [2018-10-04 13:47:33,564 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 480 transitions. [2018-10-04 13:47:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 245 states and 482 transitions. [2018-10-04 13:47:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 482 transitions. [2018-10-04 13:47:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 246 states and 484 transitions. [2018-10-04 13:47:33,678 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 484 transitions. [2018-10-04 13:47:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 247 states and 486 transitions. [2018-10-04 13:47:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 486 transitions. [2018-10-04 13:47:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 248 states and 488 transitions. [2018-10-04 13:47:33,805 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 488 transitions. [2018-10-04 13:47:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 249 states and 490 transitions. [2018-10-04 13:47:33,871 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 490 transitions. [2018-10-04 13:47:33,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:33,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 250 states and 492 transitions. [2018-10-04 13:47:33,944 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 492 transitions. [2018-10-04 13:47:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:33,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:33,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 251 states and 494 transitions. [2018-10-04 13:47:34,012 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 494 transitions. [2018-10-04 13:47:34,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 252 states and 496 transitions. [2018-10-04 13:47:34,085 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 496 transitions. [2018-10-04 13:47:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 253 states and 498 transitions. [2018-10-04 13:47:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 498 transitions. [2018-10-04 13:47:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 254 states and 500 transitions. [2018-10-04 13:47:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 500 transitions. [2018-10-04 13:47:34,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 255 states and 502 transitions. [2018-10-04 13:47:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 502 transitions. [2018-10-04 13:47:34,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 256 states and 504 transitions. [2018-10-04 13:47:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 504 transitions. [2018-10-04 13:47:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 257 states and 506 transitions. [2018-10-04 13:47:34,734 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 506 transitions. [2018-10-04 13:47:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 258 states and 508 transitions. [2018-10-04 13:47:34,798 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 508 transitions. [2018-10-04 13:47:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 259 states and 510 transitions. [2018-10-04 13:47:34,897 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 510 transitions. [2018-10-04 13:47:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 260 states and 512 transitions. [2018-10-04 13:47:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 512 transitions. [2018-10-04 13:47:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:34,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:34,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:34,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 261 states and 514 transitions. [2018-10-04 13:47:35,012 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 514 transitions. [2018-10-04 13:47:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 262 states and 516 transitions. [2018-10-04 13:47:35,075 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 516 transitions. [2018-10-04 13:47:35,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 263 states and 518 transitions. [2018-10-04 13:47:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 518 transitions. [2018-10-04 13:47:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 264 states and 520 transitions. [2018-10-04 13:47:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 520 transitions. [2018-10-04 13:47:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 265 states and 522 transitions. [2018-10-04 13:47:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 522 transitions. [2018-10-04 13:47:35,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 266 states and 524 transitions. [2018-10-04 13:47:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 524 transitions. [2018-10-04 13:47:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 267 states and 526 transitions. [2018-10-04 13:47:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 526 transitions. [2018-10-04 13:47:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 268 states and 528 transitions. [2018-10-04 13:47:35,465 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2018-10-04 13:47:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 269 states and 530 transitions. [2018-10-04 13:47:35,521 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 530 transitions. [2018-10-04 13:47:35,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 270 states and 532 transitions. [2018-10-04 13:47:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 532 transitions. [2018-10-04 13:47:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 271 states and 534 transitions. [2018-10-04 13:47:35,640 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 534 transitions. [2018-10-04 13:47:35,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 272 states and 536 transitions. [2018-10-04 13:47:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 536 transitions. [2018-10-04 13:47:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 273 states and 538 transitions. [2018-10-04 13:47:35,763 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 538 transitions. [2018-10-04 13:47:35,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 274 states and 540 transitions. [2018-10-04 13:47:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 540 transitions. [2018-10-04 13:47:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 275 states and 542 transitions. [2018-10-04 13:47:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 542 transitions. [2018-10-04 13:47:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:35,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:35,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 276 states and 544 transitions. [2018-10-04 13:47:35,943 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 544 transitions. [2018-10-04 13:47:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:35,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:35,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 277 states and 546 transitions. [2018-10-04 13:47:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 546 transitions. [2018-10-04 13:47:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 278 states and 548 transitions. [2018-10-04 13:47:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 548 transitions. [2018-10-04 13:47:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 279 states and 550 transitions. [2018-10-04 13:47:36,165 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 550 transitions. [2018-10-04 13:47:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions. [2018-10-04 13:47:36,222 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions. [2018-10-04 13:47:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 281 states and 554 transitions. [2018-10-04 13:47:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 554 transitions. [2018-10-04 13:47:36,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 282 states and 556 transitions. [2018-10-04 13:47:36,343 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 556 transitions. [2018-10-04 13:47:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 283 states and 558 transitions. [2018-10-04 13:47:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 558 transitions. [2018-10-04 13:47:36,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 284 states and 560 transitions. [2018-10-04 13:47:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 560 transitions. [2018-10-04 13:47:36,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 285 states and 562 transitions. [2018-10-04 13:47:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 562 transitions. [2018-10-04 13:47:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 286 states and 564 transitions. [2018-10-04 13:47:36,758 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 564 transitions. [2018-10-04 13:47:36,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 287 states and 566 transitions. [2018-10-04 13:47:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 566 transitions. [2018-10-04 13:47:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 568 transitions. [2018-10-04 13:47:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 568 transitions. [2018-10-04 13:47:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 289 states and 570 transitions. [2018-10-04 13:47:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 570 transitions. [2018-10-04 13:47:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:36,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:36,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 290 states and 572 transitions. [2018-10-04 13:47:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 572 transitions. [2018-10-04 13:47:36,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:36,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 291 states and 574 transitions. [2018-10-04 13:47:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 574 transitions. [2018-10-04 13:47:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 292 states and 576 transitions. [2018-10-04 13:47:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 576 transitions. [2018-10-04 13:47:37,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 293 states and 578 transitions. [2018-10-04 13:47:37,177 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 578 transitions. [2018-10-04 13:47:37,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 294 states and 580 transitions. [2018-10-04 13:47:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 580 transitions. [2018-10-04 13:47:37,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 295 states and 582 transitions. [2018-10-04 13:47:37,295 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 582 transitions. [2018-10-04 13:47:37,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 296 states and 584 transitions. [2018-10-04 13:47:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 584 transitions. [2018-10-04 13:47:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 297 states and 586 transitions. [2018-10-04 13:47:37,419 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 586 transitions. [2018-10-04 13:47:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 298 states and 588 transitions. [2018-10-04 13:47:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 588 transitions. [2018-10-04 13:47:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 299 states and 590 transitions. [2018-10-04 13:47:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 590 transitions. [2018-10-04 13:47:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 300 states and 592 transitions. [2018-10-04 13:47:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 592 transitions. [2018-10-04 13:47:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 301 states and 594 transitions. [2018-10-04 13:47:37,657 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 594 transitions. [2018-10-04 13:47:37,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 302 states and 596 transitions. [2018-10-04 13:47:37,717 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 596 transitions. [2018-10-04 13:47:37,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 303 states and 598 transitions. [2018-10-04 13:47:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 598 transitions. [2018-10-04 13:47:37,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 304 states and 600 transitions. [2018-10-04 13:47:37,846 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 600 transitions. [2018-10-04 13:47:37,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 305 states and 602 transitions. [2018-10-04 13:47:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 602 transitions. [2018-10-04 13:47:37,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:37,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:37,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 306 states and 604 transitions. [2018-10-04 13:47:37,982 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 604 transitions. [2018-10-04 13:47:37,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:37,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:37,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 307 states and 606 transitions. [2018-10-04 13:47:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 606 transitions. [2018-10-04 13:47:38,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 308 states and 608 transitions. [2018-10-04 13:47:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 608 transitions. [2018-10-04 13:47:38,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 309 states and 610 transitions. [2018-10-04 13:47:38,170 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 610 transitions. [2018-10-04 13:47:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-10-04 13:47:38,228 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-10-04 13:47:38,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 311 states and 614 transitions. [2018-10-04 13:47:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 614 transitions. [2018-10-04 13:47:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 312 states and 616 transitions. [2018-10-04 13:47:38,399 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 616 transitions. [2018-10-04 13:47:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 313 states and 618 transitions. [2018-10-04 13:47:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 618 transitions. [2018-10-04 13:47:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 314 states and 620 transitions. [2018-10-04 13:47:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 620 transitions. [2018-10-04 13:47:38,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 315 states and 622 transitions. [2018-10-04 13:47:38,573 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 622 transitions. [2018-10-04 13:47:38,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 316 states and 624 transitions. [2018-10-04 13:47:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 624 transitions. [2018-10-04 13:47:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 317 states and 626 transitions. [2018-10-04 13:47:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 626 transitions. [2018-10-04 13:47:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 318 states and 628 transitions. [2018-10-04 13:47:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 628 transitions. [2018-10-04 13:47:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 319 states and 630 transitions. [2018-10-04 13:47:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 630 transitions. [2018-10-04 13:47:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 320 states and 632 transitions. [2018-10-04 13:47:38,869 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 632 transitions. [2018-10-04 13:47:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:38,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 321 states and 634 transitions. [2018-10-04 13:47:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 634 transitions. [2018-10-04 13:47:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:38,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:38,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 322 states and 636 transitions. [2018-10-04 13:47:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 636 transitions. [2018-10-04 13:47:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:39,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:39,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:39,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 323 states and 638 transitions. [2018-10-04 13:47:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2018-10-04 13:47:39,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:39,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:39,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:39,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:39,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 324 states and 640 transitions. [2018-10-04 13:47:39,147 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 640 transitions. [2018-10-04 13:47:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:39,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:39,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:39,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 325 states and 642 transitions. [2018-10-04 13:47:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 642 transitions. [2018-10-04 13:47:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:39,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:39,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:39,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 326 states and 644 transitions. [2018-10-04 13:47:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 644 transitions. [2018-10-04 13:47:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:39,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:39,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:39,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 327 states and 646 transitions. [2018-10-04 13:47:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 646 transitions. [2018-10-04 13:47:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:39,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:39,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 328 states and 648 transitions. [2018-10-04 13:47:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 648 transitions. [2018-10-04 13:47:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 329 states and 650 transitions. [2018-10-04 13:47:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 650 transitions. [2018-10-04 13:47:40,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 330 states and 652 transitions. [2018-10-04 13:47:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 652 transitions. [2018-10-04 13:47:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 331 states and 654 transitions. [2018-10-04 13:47:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 654 transitions. [2018-10-04 13:47:40,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 332 states and 656 transitions. [2018-10-04 13:47:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 656 transitions. [2018-10-04 13:47:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 333 states and 658 transitions. [2018-10-04 13:47:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 658 transitions. [2018-10-04 13:47:40,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 334 states and 660 transitions. [2018-10-04 13:47:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 660 transitions. [2018-10-04 13:47:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 335 states and 662 transitions. [2018-10-04 13:47:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 662 transitions. [2018-10-04 13:47:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 336 states and 664 transitions. [2018-10-04 13:47:40,606 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 664 transitions. [2018-10-04 13:47:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 337 states and 666 transitions. [2018-10-04 13:47:40,662 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 666 transitions. [2018-10-04 13:47:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 338 states and 668 transitions. [2018-10-04 13:47:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 668 transitions. [2018-10-04 13:47:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 339 states and 670 transitions. [2018-10-04 13:47:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 670 transitions. [2018-10-04 13:47:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 340 states and 672 transitions. [2018-10-04 13:47:40,839 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 672 transitions. [2018-10-04 13:47:40,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:40,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:40,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 341 states and 674 transitions. [2018-10-04 13:47:40,900 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 674 transitions. [2018-10-04 13:47:40,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:40,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:40,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 342 states and 676 transitions. [2018-10-04 13:47:41,028 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 676 transitions. [2018-10-04 13:47:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 343 states and 678 transitions. [2018-10-04 13:47:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 678 transitions. [2018-10-04 13:47:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 344 states and 680 transitions. [2018-10-04 13:47:41,142 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 680 transitions. [2018-10-04 13:47:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 345 states and 682 transitions. [2018-10-04 13:47:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 682 transitions. [2018-10-04 13:47:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 346 states and 684 transitions. [2018-10-04 13:47:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 684 transitions. [2018-10-04 13:47:41,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 347 states and 686 transitions. [2018-10-04 13:47:41,320 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 686 transitions. [2018-10-04 13:47:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 348 states and 688 transitions. [2018-10-04 13:47:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 688 transitions. [2018-10-04 13:47:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 349 states and 690 transitions. [2018-10-04 13:47:41,444 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 690 transitions. [2018-10-04 13:47:41,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 350 states and 692 transitions. [2018-10-04 13:47:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 692 transitions. [2018-10-04 13:47:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 351 states and 694 transitions. [2018-10-04 13:47:41,623 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 694 transitions. [2018-10-04 13:47:41,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 352 states and 696 transitions. [2018-10-04 13:47:41,719 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 696 transitions. [2018-10-04 13:47:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 353 states and 698 transitions. [2018-10-04 13:47:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 698 transitions. [2018-10-04 13:47:41,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 354 states and 700 transitions. [2018-10-04 13:47:41,909 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 700 transitions. [2018-10-04 13:47:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:41,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 355 states and 702 transitions. [2018-10-04 13:47:41,968 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 702 transitions. [2018-10-04 13:47:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:41,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:41,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 356 states and 704 transitions. [2018-10-04 13:47:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 704 transitions. [2018-10-04 13:47:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 357 states and 706 transitions. [2018-10-04 13:47:42,088 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 706 transitions. [2018-10-04 13:47:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 358 states and 708 transitions. [2018-10-04 13:47:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 708 transitions. [2018-10-04 13:47:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 359 states and 710 transitions. [2018-10-04 13:47:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 710 transitions. [2018-10-04 13:47:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 360 states and 712 transitions. [2018-10-04 13:47:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 712 transitions. [2018-10-04 13:47:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 361 states and 714 transitions. [2018-10-04 13:47:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 714 transitions. [2018-10-04 13:47:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 362 states and 716 transitions. [2018-10-04 13:47:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 716 transitions. [2018-10-04 13:47:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 363 states and 718 transitions. [2018-10-04 13:47:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 718 transitions. [2018-10-04 13:47:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 364 states and 720 transitions. [2018-10-04 13:47:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 720 transitions. [2018-10-04 13:47:42,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 365 states and 722 transitions. [2018-10-04 13:47:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 722 transitions. [2018-10-04 13:47:42,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 366 states and 724 transitions. [2018-10-04 13:47:42,643 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 724 transitions. [2018-10-04 13:47:42,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 367 states and 726 transitions. [2018-10-04 13:47:42,707 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 726 transitions. [2018-10-04 13:47:42,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 368 states and 728 transitions. [2018-10-04 13:47:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 728 transitions. [2018-10-04 13:47:42,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 369 states and 730 transitions. [2018-10-04 13:47:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 730 transitions. [2018-10-04 13:47:42,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 370 states and 732 transitions. [2018-10-04 13:47:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 732 transitions. [2018-10-04 13:47:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 371 states and 734 transitions. [2018-10-04 13:47:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 734 transitions. [2018-10-04 13:47:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:42,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:42,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 372 states and 736 transitions. [2018-10-04 13:47:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 736 transitions. [2018-10-04 13:47:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 373 states and 738 transitions. [2018-10-04 13:47:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 738 transitions. [2018-10-04 13:47:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 374 states and 740 transitions. [2018-10-04 13:47:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 740 transitions. [2018-10-04 13:47:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 375 states and 742 transitions. [2018-10-04 13:47:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 742 transitions. [2018-10-04 13:47:43,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 376 states and 744 transitions. [2018-10-04 13:47:43,324 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 744 transitions. [2018-10-04 13:47:43,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 377 states and 746 transitions. [2018-10-04 13:47:43,404 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 746 transitions. [2018-10-04 13:47:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 378 states and 748 transitions. [2018-10-04 13:47:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 748 transitions. [2018-10-04 13:47:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 379 states and 750 transitions. [2018-10-04 13:47:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 750 transitions. [2018-10-04 13:47:43,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 380 states and 752 transitions. [2018-10-04 13:47:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 752 transitions. [2018-10-04 13:47:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 381 states and 754 transitions. [2018-10-04 13:47:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 754 transitions. [2018-10-04 13:47:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 382 states and 756 transitions. [2018-10-04 13:47:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 756 transitions. [2018-10-04 13:47:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 383 states and 758 transitions. [2018-10-04 13:47:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 758 transitions. [2018-10-04 13:47:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 384 states and 760 transitions. [2018-10-04 13:47:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 760 transitions. [2018-10-04 13:47:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 385 states and 762 transitions. [2018-10-04 13:47:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 762 transitions. [2018-10-04 13:47:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:43,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:43,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 386 states and 764 transitions. [2018-10-04 13:47:43,986 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 764 transitions. [2018-10-04 13:47:43,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:43,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:43,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 387 states and 766 transitions. [2018-10-04 13:47:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 766 transitions. [2018-10-04 13:47:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 388 states and 768 transitions. [2018-10-04 13:47:44,109 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 768 transitions. [2018-10-04 13:47:44,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 389 states and 770 transitions. [2018-10-04 13:47:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 770 transitions. [2018-10-04 13:47:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 390 states and 772 transitions. [2018-10-04 13:47:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 772 transitions. [2018-10-04 13:47:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 391 states and 774 transitions. [2018-10-04 13:47:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 774 transitions. [2018-10-04 13:47:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 392 states and 776 transitions. [2018-10-04 13:47:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 776 transitions. [2018-10-04 13:47:44,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 393 states and 778 transitions. [2018-10-04 13:47:44,465 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 778 transitions. [2018-10-04 13:47:44,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 394 states and 780 transitions. [2018-10-04 13:47:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 780 transitions. [2018-10-04 13:47:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 395 states and 782 transitions. [2018-10-04 13:47:44,649 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 782 transitions. [2018-10-04 13:47:44,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 396 states and 784 transitions. [2018-10-04 13:47:44,721 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 784 transitions. [2018-10-04 13:47:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 397 states and 786 transitions. [2018-10-04 13:47:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 786 transitions. [2018-10-04 13:47:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 398 states and 788 transitions. [2018-10-04 13:47:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 788 transitions. [2018-10-04 13:47:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 399 states and 790 transitions. [2018-10-04 13:47:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 790 transitions. [2018-10-04 13:47:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:44,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:44,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:45,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 400 states and 792 transitions. [2018-10-04 13:47:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 792 transitions. [2018-10-04 13:47:45,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:45,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:45,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 401 states and 794 transitions. [2018-10-04 13:47:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 794 transitions. [2018-10-04 13:47:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 402 states and 796 transitions. [2018-10-04 13:47:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 796 transitions. [2018-10-04 13:47:46,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 403 states and 798 transitions. [2018-10-04 13:47:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 798 transitions. [2018-10-04 13:47:46,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 404 states and 800 transitions. [2018-10-04 13:47:46,434 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 800 transitions. [2018-10-04 13:47:46,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 405 states and 802 transitions. [2018-10-04 13:47:46,495 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 802 transitions. [2018-10-04 13:47:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 406 states and 804 transitions. [2018-10-04 13:47:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 804 transitions. [2018-10-04 13:47:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 407 states and 806 transitions. [2018-10-04 13:47:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 806 transitions. [2018-10-04 13:47:46,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 408 states and 808 transitions. [2018-10-04 13:47:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 808 transitions. [2018-10-04 13:47:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 409 states and 810 transitions. [2018-10-04 13:47:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 810 transitions. [2018-10-04 13:47:46,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:46,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 410 states and 812 transitions. [2018-10-04 13:47:46,906 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 812 transitions. [2018-10-04 13:47:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:46,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:46,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 411 states and 814 transitions. [2018-10-04 13:47:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 814 transitions. [2018-10-04 13:47:47,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 412 states and 816 transitions. [2018-10-04 13:47:47,070 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 816 transitions. [2018-10-04 13:47:47,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 413 states and 818 transitions. [2018-10-04 13:47:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 818 transitions. [2018-10-04 13:47:47,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 414 states and 820 transitions. [2018-10-04 13:47:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 820 transitions. [2018-10-04 13:47:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 415 states and 822 transitions. [2018-10-04 13:47:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 822 transitions. [2018-10-04 13:47:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 416 states and 824 transitions. [2018-10-04 13:47:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 824 transitions. [2018-10-04 13:47:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 417 states and 826 transitions. [2018-10-04 13:47:47,497 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 826 transitions. [2018-10-04 13:47:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 418 states and 828 transitions. [2018-10-04 13:47:47,558 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 828 transitions. [2018-10-04 13:47:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 419 states and 830 transitions. [2018-10-04 13:47:47,617 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 830 transitions. [2018-10-04 13:47:47,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 420 states and 832 transitions. [2018-10-04 13:47:47,680 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 832 transitions. [2018-10-04 13:47:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 421 states and 834 transitions. [2018-10-04 13:47:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 834 transitions. [2018-10-04 13:47:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 422 states and 836 transitions. [2018-10-04 13:47:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 836 transitions. [2018-10-04 13:47:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 423 states and 838 transitions. [2018-10-04 13:47:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 838 transitions. [2018-10-04 13:47:47,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:47,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:47,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 424 states and 840 transitions. [2018-10-04 13:47:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 840 transitions. [2018-10-04 13:47:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:47,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:47,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 425 states and 842 transitions. [2018-10-04 13:47:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 842 transitions. [2018-10-04 13:47:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 426 states and 844 transitions. [2018-10-04 13:47:48,123 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 844 transitions. [2018-10-04 13:47:48,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 427 states and 846 transitions. [2018-10-04 13:47:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 846 transitions. [2018-10-04 13:47:48,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 428 states and 848 transitions. [2018-10-04 13:47:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 848 transitions. [2018-10-04 13:47:48,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 429 states and 850 transitions. [2018-10-04 13:47:48,319 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 850 transitions. [2018-10-04 13:47:48,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 430 states and 852 transitions. [2018-10-04 13:47:48,380 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 852 transitions. [2018-10-04 13:47:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 431 states and 854 transitions. [2018-10-04 13:47:48,444 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 854 transitions. [2018-10-04 13:47:48,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 432 states and 856 transitions. [2018-10-04 13:47:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 856 transitions. [2018-10-04 13:47:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 433 states and 858 transitions. [2018-10-04 13:47:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 858 transitions. [2018-10-04 13:47:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 434 states and 860 transitions. [2018-10-04 13:47:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 860 transitions. [2018-10-04 13:47:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 435 states and 862 transitions. [2018-10-04 13:47:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 862 transitions. [2018-10-04 13:47:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 436 states and 864 transitions. [2018-10-04 13:47:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 864 transitions. [2018-10-04 13:47:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 437 states and 866 transitions. [2018-10-04 13:47:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 866 transitions. [2018-10-04 13:47:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 438 states and 868 transitions. [2018-10-04 13:47:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 868 transitions. [2018-10-04 13:47:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:48,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:48,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 439 states and 870 transitions. [2018-10-04 13:47:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 870 transitions. [2018-10-04 13:47:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 440 states and 872 transitions. [2018-10-04 13:47:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 872 transitions. [2018-10-04 13:47:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 441 states and 874 transitions. [2018-10-04 13:47:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 874 transitions. [2018-10-04 13:47:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 442 states and 876 transitions. [2018-10-04 13:47:49,222 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 876 transitions. [2018-10-04 13:47:49,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 443 states and 878 transitions. [2018-10-04 13:47:49,287 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 878 transitions. [2018-10-04 13:47:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 444 states and 880 transitions. [2018-10-04 13:47:49,354 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 880 transitions. [2018-10-04 13:47:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 445 states and 882 transitions. [2018-10-04 13:47:49,420 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 882 transitions. [2018-10-04 13:47:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 446 states and 884 transitions. [2018-10-04 13:47:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 884 transitions. [2018-10-04 13:47:49,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 447 states and 886 transitions. [2018-10-04 13:47:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 886 transitions. [2018-10-04 13:47:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 448 states and 888 transitions. [2018-10-04 13:47:49,613 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 888 transitions. [2018-10-04 13:47:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 449 states and 890 transitions. [2018-10-04 13:47:49,677 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 890 transitions. [2018-10-04 13:47:49,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 450 states and 892 transitions. [2018-10-04 13:47:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 892 transitions. [2018-10-04 13:47:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 451 states and 894 transitions. [2018-10-04 13:47:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 894 transitions. [2018-10-04 13:47:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 452 states and 896 transitions. [2018-10-04 13:47:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 896 transitions. [2018-10-04 13:47:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 453 states and 898 transitions. [2018-10-04 13:47:49,937 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 898 transitions. [2018-10-04 13:47:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:49,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:49,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:49,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 454 states and 900 transitions. [2018-10-04 13:47:50,001 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 900 transitions. [2018-10-04 13:47:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 455 states and 902 transitions. [2018-10-04 13:47:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 902 transitions. [2018-10-04 13:47:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 456 states and 904 transitions. [2018-10-04 13:47:50,133 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 904 transitions. [2018-10-04 13:47:50,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 457 states and 906 transitions. [2018-10-04 13:47:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 906 transitions. [2018-10-04 13:47:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 458 states and 908 transitions. [2018-10-04 13:47:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 908 transitions. [2018-10-04 13:47:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 459 states and 910 transitions. [2018-10-04 13:47:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 910 transitions. [2018-10-04 13:47:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 460 states and 912 transitions. [2018-10-04 13:47:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 912 transitions. [2018-10-04 13:47:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 461 states and 914 transitions. [2018-10-04 13:47:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 914 transitions. [2018-10-04 13:47:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 462 states and 916 transitions. [2018-10-04 13:47:50,573 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 916 transitions. [2018-10-04 13:47:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 463 states and 918 transitions. [2018-10-04 13:47:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 918 transitions. [2018-10-04 13:47:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 464 states and 920 transitions. [2018-10-04 13:47:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 920 transitions. [2018-10-04 13:47:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 465 states and 922 transitions. [2018-10-04 13:47:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 922 transitions. [2018-10-04 13:47:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 466 states and 924 transitions. [2018-10-04 13:47:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 924 transitions. [2018-10-04 13:47:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 467 states and 926 transitions. [2018-10-04 13:47:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 926 transitions. [2018-10-04 13:47:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:50,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 468 states and 928 transitions. [2018-10-04 13:47:50,971 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 928 transitions. [2018-10-04 13:47:50,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:50,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:50,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 469 states and 930 transitions. [2018-10-04 13:47:51,063 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 930 transitions. [2018-10-04 13:47:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 470 states and 932 transitions. [2018-10-04 13:47:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 932 transitions. [2018-10-04 13:47:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 471 states and 934 transitions. [2018-10-04 13:47:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 934 transitions. [2018-10-04 13:47:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 472 states and 936 transitions. [2018-10-04 13:47:51,285 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 936 transitions. [2018-10-04 13:47:51,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 473 states and 938 transitions. [2018-10-04 13:47:51,346 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 938 transitions. [2018-10-04 13:47:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 474 states and 940 transitions. [2018-10-04 13:47:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 940 transitions. [2018-10-04 13:47:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 475 states and 942 transitions. [2018-10-04 13:47:51,475 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 942 transitions. [2018-10-04 13:47:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 476 states and 944 transitions. [2018-10-04 13:47:51,541 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 944 transitions. [2018-10-04 13:47:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 477 states and 946 transitions. [2018-10-04 13:47:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 946 transitions. [2018-10-04 13:47:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 948 transitions. [2018-10-04 13:47:51,670 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 948 transitions. [2018-10-04 13:47:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 479 states and 950 transitions. [2018-10-04 13:47:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 950 transitions. [2018-10-04 13:47:51,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 480 states and 952 transitions. [2018-10-04 13:47:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 952 transitions. [2018-10-04 13:47:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 481 states and 954 transitions. [2018-10-04 13:47:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 954 transitions. [2018-10-04 13:47:51,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:51,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:51,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 482 states and 956 transitions. [2018-10-04 13:47:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 956 transitions. [2018-10-04 13:47:52,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 483 states and 958 transitions. [2018-10-04 13:47:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 958 transitions. [2018-10-04 13:47:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 484 states and 960 transitions. [2018-10-04 13:47:52,191 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 960 transitions. [2018-10-04 13:47:52,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 485 states and 962 transitions. [2018-10-04 13:47:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 962 transitions. [2018-10-04 13:47:52,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 486 states and 964 transitions. [2018-10-04 13:47:52,315 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 964 transitions. [2018-10-04 13:47:52,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 487 states and 966 transitions. [2018-10-04 13:47:52,377 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 966 transitions. [2018-10-04 13:47:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 488 states and 968 transitions. [2018-10-04 13:47:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 968 transitions. [2018-10-04 13:47:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 489 states and 970 transitions. [2018-10-04 13:47:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 970 transitions. [2018-10-04 13:47:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 490 states and 972 transitions. [2018-10-04 13:47:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 972 transitions. [2018-10-04 13:47:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 491 states and 974 transitions. [2018-10-04 13:47:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 974 transitions. [2018-10-04 13:47:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 492 states and 976 transitions. [2018-10-04 13:47:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 976 transitions. [2018-10-04 13:47:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 493 states and 978 transitions. [2018-10-04 13:47:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 978 transitions. [2018-10-04 13:47:52,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 494 states and 980 transitions. [2018-10-04 13:47:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 980 transitions. [2018-10-04 13:47:52,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:52,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 495 states and 982 transitions. [2018-10-04 13:47:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 982 transitions. [2018-10-04 13:47:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:52,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:52,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:52,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 496 states and 984 transitions. [2018-10-04 13:47:53,014 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 984 transitions. [2018-10-04 13:47:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 497 states and 986 transitions. [2018-10-04 13:47:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 986 transitions. [2018-10-04 13:47:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 498 states and 988 transitions. [2018-10-04 13:47:53,153 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 988 transitions. [2018-10-04 13:47:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 499 states and 990 transitions. [2018-10-04 13:47:53,217 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 990 transitions. [2018-10-04 13:47:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 500 states and 992 transitions. [2018-10-04 13:47:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 992 transitions. [2018-10-04 13:47:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 501 states and 994 transitions. [2018-10-04 13:47:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 994 transitions. [2018-10-04 13:47:53,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 502 states and 996 transitions. [2018-10-04 13:47:53,417 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 996 transitions. [2018-10-04 13:47:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 503 states and 998 transitions. [2018-10-04 13:47:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 998 transitions. [2018-10-04 13:47:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 504 states and 1000 transitions. [2018-10-04 13:47:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1000 transitions. [2018-10-04 13:47:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 505 states and 1002 transitions. [2018-10-04 13:47:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1002 transitions. [2018-10-04 13:47:53,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 506 states and 1004 transitions. [2018-10-04 13:47:53,811 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1004 transitions. [2018-10-04 13:47:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 507 states and 1006 transitions. [2018-10-04 13:47:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1006 transitions. [2018-10-04 13:47:53,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 508 states and 1008 transitions. [2018-10-04 13:47:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1008 transitions. [2018-10-04 13:47:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:53,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:53,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 509 states and 1010 transitions. [2018-10-04 13:47:54,001 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1010 transitions. [2018-10-04 13:47:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 510 states and 1012 transitions. [2018-10-04 13:47:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1012 transitions. [2018-10-04 13:47:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 511 states and 1014 transitions. [2018-10-04 13:47:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1014 transitions. [2018-10-04 13:47:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 512 states and 1016 transitions. [2018-10-04 13:47:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1016 transitions. [2018-10-04 13:47:54,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 513 states and 1018 transitions. [2018-10-04 13:47:54,292 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1018 transitions. [2018-10-04 13:47:54,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 514 states and 1020 transitions. [2018-10-04 13:47:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1020 transitions. [2018-10-04 13:47:54,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 515 states and 1022 transitions. [2018-10-04 13:47:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1022 transitions. [2018-10-04 13:47:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 516 states and 1024 transitions. [2018-10-04 13:47:54,500 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1024 transitions. [2018-10-04 13:47:54,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 517 states and 1026 transitions. [2018-10-04 13:47:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1026 transitions. [2018-10-04 13:47:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 518 states and 1028 transitions. [2018-10-04 13:47:54,637 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1028 transitions. [2018-10-04 13:47:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 519 states and 1030 transitions. [2018-10-04 13:47:54,701 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1030 transitions. [2018-10-04 13:47:54,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 520 states and 1032 transitions. [2018-10-04 13:47:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1032 transitions. [2018-10-04 13:47:54,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:54,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:54,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 521 states and 1034 transitions. [2018-10-04 13:47:54,867 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1034 transitions. [2018-10-04 13:47:54,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:54,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:54,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 522 states and 1036 transitions. [2018-10-04 13:47:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1036 transitions. [2018-10-04 13:47:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 523 states and 1038 transitions. [2018-10-04 13:47:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1038 transitions. [2018-10-04 13:47:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 524 states and 1040 transitions. [2018-10-04 13:47:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1040 transitions. [2018-10-04 13:47:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 525 states and 1042 transitions. [2018-10-04 13:47:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1042 transitions. [2018-10-04 13:47:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 526 states and 1044 transitions. [2018-10-04 13:47:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1044 transitions. [2018-10-04 13:47:55,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 527 states and 1046 transitions. [2018-10-04 13:47:55,400 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1046 transitions. [2018-10-04 13:47:55,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 528 states and 1048 transitions. [2018-10-04 13:47:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1048 transitions. [2018-10-04 13:47:55,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 529 states and 1050 transitions. [2018-10-04 13:47:55,622 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1050 transitions. [2018-10-04 13:47:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 530 states and 1052 transitions. [2018-10-04 13:47:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1052 transitions. [2018-10-04 13:47:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 531 states and 1054 transitions. [2018-10-04 13:47:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1054 transitions. [2018-10-04 13:47:55,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 532 states and 1056 transitions. [2018-10-04 13:47:55,817 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1056 transitions. [2018-10-04 13:47:55,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 533 states and 1058 transitions. [2018-10-04 13:47:55,887 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1058 transitions. [2018-10-04 13:47:55,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:55,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:55,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 534 states and 1060 transitions. [2018-10-04 13:47:55,955 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1060 transitions. [2018-10-04 13:47:55,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:55,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:55,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 535 states and 1062 transitions. [2018-10-04 13:47:56,025 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1062 transitions. [2018-10-04 13:47:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 536 states and 1064 transitions. [2018-10-04 13:47:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1064 transitions. [2018-10-04 13:47:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 537 states and 1066 transitions. [2018-10-04 13:47:56,194 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1066 transitions. [2018-10-04 13:47:56,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 538 states and 1068 transitions. [2018-10-04 13:47:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1068 transitions. [2018-10-04 13:47:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 539 states and 1070 transitions. [2018-10-04 13:47:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1070 transitions. [2018-10-04 13:47:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 540 states and 1072 transitions. [2018-10-04 13:47:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1072 transitions. [2018-10-04 13:47:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 541 states and 1074 transitions. [2018-10-04 13:47:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1074 transitions. [2018-10-04 13:47:56,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 542 states and 1076 transitions. [2018-10-04 13:47:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1076 transitions. [2018-10-04 13:47:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 543 states and 1078 transitions. [2018-10-04 13:47:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1078 transitions. [2018-10-04 13:47:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 544 states and 1080 transitions. [2018-10-04 13:47:56,730 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1080 transitions. [2018-10-04 13:47:56,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 545 states and 1082 transitions. [2018-10-04 13:47:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1082 transitions. [2018-10-04 13:47:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 546 states and 1084 transitions. [2018-10-04 13:47:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1084 transitions. [2018-10-04 13:47:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:56,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 547 states and 1086 transitions. [2018-10-04 13:47:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1086 transitions. [2018-10-04 13:47:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:56,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:56,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:56,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 548 states and 1088 transitions. [2018-10-04 13:47:57,080 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1088 transitions. [2018-10-04 13:47:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 549 states and 1090 transitions. [2018-10-04 13:47:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1090 transitions. [2018-10-04 13:47:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 550 states and 1092 transitions. [2018-10-04 13:47:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1092 transitions. [2018-10-04 13:47:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 551 states and 1094 transitions. [2018-10-04 13:47:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1094 transitions. [2018-10-04 13:47:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 552 states and 1096 transitions. [2018-10-04 13:47:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1096 transitions. [2018-10-04 13:47:57,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 553 states and 1098 transitions. [2018-10-04 13:47:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1098 transitions. [2018-10-04 13:47:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 554 states and 1100 transitions. [2018-10-04 13:47:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1100 transitions. [2018-10-04 13:47:57,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 555 states and 1102 transitions. [2018-10-04 13:47:57,618 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1102 transitions. [2018-10-04 13:47:57,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 556 states and 1104 transitions. [2018-10-04 13:47:57,694 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1104 transitions. [2018-10-04 13:47:57,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 557 states and 1106 transitions. [2018-10-04 13:47:57,772 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1106 transitions. [2018-10-04 13:47:57,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 558 states and 1108 transitions. [2018-10-04 13:47:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1108 transitions. [2018-10-04 13:47:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 559 states and 1110 transitions. [2018-10-04 13:47:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1110 transitions. [2018-10-04 13:47:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:57,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:57,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 560 states and 1112 transitions. [2018-10-04 13:47:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1112 transitions. [2018-10-04 13:47:58,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:58,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:58,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:58,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:58,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 561 states and 1114 transitions. [2018-10-04 13:47:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1114 transitions. [2018-10-04 13:47:58,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:58,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:58,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:58,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 562 states and 1116 transitions. [2018-10-04 13:47:58,852 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1116 transitions. [2018-10-04 13:47:58,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:58,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:58,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 563 states and 1118 transitions. [2018-10-04 13:47:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1118 transitions. [2018-10-04 13:47:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:58,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:58,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 564 states and 1120 transitions. [2018-10-04 13:47:59,072 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1120 transitions. [2018-10-04 13:47:59,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 565 states and 1122 transitions. [2018-10-04 13:47:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1122 transitions. [2018-10-04 13:47:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 566 states and 1124 transitions. [2018-10-04 13:47:59,200 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1124 transitions. [2018-10-04 13:47:59,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 567 states and 1126 transitions. [2018-10-04 13:47:59,270 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1126 transitions. [2018-10-04 13:47:59,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 568 states and 1128 transitions. [2018-10-04 13:47:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1128 transitions. [2018-10-04 13:47:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 569 states and 1130 transitions. [2018-10-04 13:47:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1130 transitions. [2018-10-04 13:47:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 570 states and 1132 transitions. [2018-10-04 13:47:59,698 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1132 transitions. [2018-10-04 13:47:59,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 571 states and 1134 transitions. [2018-10-04 13:47:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1134 transitions. [2018-10-04 13:47:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 572 states and 1136 transitions. [2018-10-04 13:47:59,840 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1136 transitions. [2018-10-04 13:47:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 573 states and 1138 transitions. [2018-10-04 13:47:59,916 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1138 transitions. [2018-10-04 13:47:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:47:59,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:47:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:47:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 574 states and 1140 transitions. [2018-10-04 13:47:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1140 transitions. [2018-10-04 13:47:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:47:59,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:47:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:47:59,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 575 states and 1142 transitions. [2018-10-04 13:48:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1142 transitions. [2018-10-04 13:48:00,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 576 states and 1144 transitions. [2018-10-04 13:48:00,176 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1144 transitions. [2018-10-04 13:48:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 577 states and 1146 transitions. [2018-10-04 13:48:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1146 transitions. [2018-10-04 13:48:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 578 states and 1148 transitions. [2018-10-04 13:48:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1148 transitions. [2018-10-04 13:48:00,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 579 states and 1150 transitions. [2018-10-04 13:48:00,381 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1150 transitions. [2018-10-04 13:48:00,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 580 states and 1152 transitions. [2018-10-04 13:48:00,451 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1152 transitions. [2018-10-04 13:48:00,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 581 states and 1154 transitions. [2018-10-04 13:48:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1154 transitions. [2018-10-04 13:48:00,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 582 states and 1156 transitions. [2018-10-04 13:48:00,628 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1156 transitions. [2018-10-04 13:48:00,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 583 states and 1158 transitions. [2018-10-04 13:48:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1158 transitions. [2018-10-04 13:48:00,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 584 states and 1160 transitions. [2018-10-04 13:48:00,764 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1160 transitions. [2018-10-04 13:48:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 585 states and 1162 transitions. [2018-10-04 13:48:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1162 transitions. [2018-10-04 13:48:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 586 states and 1164 transitions. [2018-10-04 13:48:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1164 transitions. [2018-10-04 13:48:00,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:00,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:00,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:00,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 587 states and 1166 transitions. [2018-10-04 13:48:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1166 transitions. [2018-10-04 13:48:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 588 states and 1168 transitions. [2018-10-04 13:48:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1168 transitions. [2018-10-04 13:48:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 589 states and 1170 transitions. [2018-10-04 13:48:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1170 transitions. [2018-10-04 13:48:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 590 states and 1172 transitions. [2018-10-04 13:48:01,228 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1172 transitions. [2018-10-04 13:48:01,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 591 states and 1174 transitions. [2018-10-04 13:48:01,331 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1174 transitions. [2018-10-04 13:48:01,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 592 states and 1176 transitions. [2018-10-04 13:48:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1176 transitions. [2018-10-04 13:48:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 593 states and 1178 transitions. [2018-10-04 13:48:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1178 transitions. [2018-10-04 13:48:01,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 594 states and 1180 transitions. [2018-10-04 13:48:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1180 transitions. [2018-10-04 13:48:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 595 states and 1182 transitions. [2018-10-04 13:48:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1182 transitions. [2018-10-04 13:48:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 596 states and 1184 transitions. [2018-10-04 13:48:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1184 transitions. [2018-10-04 13:48:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 597 states and 1186 transitions. [2018-10-04 13:48:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1186 transitions. [2018-10-04 13:48:01,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 598 states and 1188 transitions. [2018-10-04 13:48:01,836 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1188 transitions. [2018-10-04 13:48:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 599 states and 1190 transitions. [2018-10-04 13:48:01,906 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1190 transitions. [2018-10-04 13:48:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:01,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 600 states and 1192 transitions. [2018-10-04 13:48:01,987 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1192 transitions. [2018-10-04 13:48:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:01,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:01,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 601 states and 1194 transitions. [2018-10-04 13:48:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1194 transitions. [2018-10-04 13:48:02,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 602 states and 1196 transitions. [2018-10-04 13:48:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1196 transitions. [2018-10-04 13:48:02,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 603 states and 1198 transitions. [2018-10-04 13:48:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1198 transitions. [2018-10-04 13:48:02,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 604 states and 1200 transitions. [2018-10-04 13:48:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1200 transitions. [2018-10-04 13:48:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 605 states and 1202 transitions. [2018-10-04 13:48:02,483 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1202 transitions. [2018-10-04 13:48:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 606 states and 1204 transitions. [2018-10-04 13:48:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1204 transitions. [2018-10-04 13:48:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 607 states and 1206 transitions. [2018-10-04 13:48:02,645 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1206 transitions. [2018-10-04 13:48:02,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 608 states and 1208 transitions. [2018-10-04 13:48:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1208 transitions. [2018-10-04 13:48:02,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 609 states and 1210 transitions. [2018-10-04 13:48:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1210 transitions. [2018-10-04 13:48:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 610 states and 1212 transitions. [2018-10-04 13:48:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1212 transitions. [2018-10-04 13:48:02,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:02,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 611 states and 1214 transitions. [2018-10-04 13:48:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1214 transitions. [2018-10-04 13:48:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:02,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:02,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 612 states and 1216 transitions. [2018-10-04 13:48:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1216 transitions. [2018-10-04 13:48:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 613 states and 1218 transitions. [2018-10-04 13:48:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1218 transitions. [2018-10-04 13:48:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 614 states and 1220 transitions. [2018-10-04 13:48:03,201 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1220 transitions. [2018-10-04 13:48:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 615 states and 1222 transitions. [2018-10-04 13:48:03,275 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1222 transitions. [2018-10-04 13:48:03,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 616 states and 1224 transitions. [2018-10-04 13:48:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1224 transitions. [2018-10-04 13:48:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 617 states and 1226 transitions. [2018-10-04 13:48:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1226 transitions. [2018-10-04 13:48:03,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 618 states and 1228 transitions. [2018-10-04 13:48:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1228 transitions. [2018-10-04 13:48:03,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 619 states and 1230 transitions. [2018-10-04 13:48:03,578 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1230 transitions. [2018-10-04 13:48:03,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 620 states and 1232 transitions. [2018-10-04 13:48:03,653 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1232 transitions. [2018-10-04 13:48:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 621 states and 1234 transitions. [2018-10-04 13:48:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1234 transitions. [2018-10-04 13:48:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 622 states and 1236 transitions. [2018-10-04 13:48:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1236 transitions. [2018-10-04 13:48:03,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 623 states and 1238 transitions. [2018-10-04 13:48:03,869 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1238 transitions. [2018-10-04 13:48:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:03,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 624 states and 1240 transitions. [2018-10-04 13:48:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1240 transitions. [2018-10-04 13:48:03,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:03,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:03,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:04,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 625 states and 1242 transitions. [2018-10-04 13:48:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1242 transitions. [2018-10-04 13:48:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:04,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:04,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:04,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:04,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:04,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 626 states and 1244 transitions. [2018-10-04 13:48:04,879 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1244 transitions. [2018-10-04 13:48:04,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:04,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:04,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 627 states and 1246 transitions. [2018-10-04 13:48:05,315 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1246 transitions. [2018-10-04 13:48:05,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 628 states and 1248 transitions. [2018-10-04 13:48:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1248 transitions. [2018-10-04 13:48:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 629 states and 1250 transitions. [2018-10-04 13:48:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1250 transitions. [2018-10-04 13:48:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 630 states and 1252 transitions. [2018-10-04 13:48:05,513 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1252 transitions. [2018-10-04 13:48:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 631 states and 1254 transitions. [2018-10-04 13:48:05,840 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1254 transitions. [2018-10-04 13:48:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 632 states and 1256 transitions. [2018-10-04 13:48:05,906 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1256 transitions. [2018-10-04 13:48:05,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 633 states and 1258 transitions. [2018-10-04 13:48:05,972 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1258 transitions. [2018-10-04 13:48:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:05,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:05,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:05,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 634 states and 1260 transitions. [2018-10-04 13:48:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1260 transitions. [2018-10-04 13:48:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 635 states and 1262 transitions. [2018-10-04 13:48:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1262 transitions. [2018-10-04 13:48:06,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 636 states and 1264 transitions. [2018-10-04 13:48:06,222 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1264 transitions. [2018-10-04 13:48:06,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 637 states and 1266 transitions. [2018-10-04 13:48:06,291 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1266 transitions. [2018-10-04 13:48:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 638 states and 1268 transitions. [2018-10-04 13:48:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1268 transitions. [2018-10-04 13:48:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 639 states and 1270 transitions. [2018-10-04 13:48:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1270 transitions. [2018-10-04 13:48:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 640 states and 1272 transitions. [2018-10-04 13:48:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1272 transitions. [2018-10-04 13:48:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 641 states and 1274 transitions. [2018-10-04 13:48:06,578 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1274 transitions. [2018-10-04 13:48:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 642 states and 1276 transitions. [2018-10-04 13:48:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1276 transitions. [2018-10-04 13:48:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 643 states and 1278 transitions. [2018-10-04 13:48:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1278 transitions. [2018-10-04 13:48:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 644 states and 1280 transitions. [2018-10-04 13:48:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1280 transitions. [2018-10-04 13:48:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 645 states and 1282 transitions. [2018-10-04 13:48:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1282 transitions. [2018-10-04 13:48:06,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:06,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 646 states and 1284 transitions. [2018-10-04 13:48:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1284 transitions. [2018-10-04 13:48:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:06,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:06,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 647 states and 1286 transitions. [2018-10-04 13:48:07,064 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1286 transitions. [2018-10-04 13:48:07,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 648 states and 1288 transitions. [2018-10-04 13:48:07,186 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1288 transitions. [2018-10-04 13:48:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 649 states and 1290 transitions. [2018-10-04 13:48:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1290 transitions. [2018-10-04 13:48:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 650 states and 1292 transitions. [2018-10-04 13:48:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1292 transitions. [2018-10-04 13:48:07,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 651 states and 1294 transitions. [2018-10-04 13:48:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1294 transitions. [2018-10-04 13:48:07,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 652 states and 1296 transitions. [2018-10-04 13:48:07,601 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1296 transitions. [2018-10-04 13:48:07,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 653 states and 1298 transitions. [2018-10-04 13:48:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1298 transitions. [2018-10-04 13:48:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 654 states and 1300 transitions. [2018-10-04 13:48:07,745 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1300 transitions. [2018-10-04 13:48:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 655 states and 1302 transitions. [2018-10-04 13:48:07,824 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1302 transitions. [2018-10-04 13:48:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 656 states and 1304 transitions. [2018-10-04 13:48:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1304 transitions. [2018-10-04 13:48:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:07,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:07,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 657 states and 1306 transitions. [2018-10-04 13:48:07,976 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1306 transitions. [2018-10-04 13:48:07,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:07,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:07,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:07,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 658 states and 1308 transitions. [2018-10-04 13:48:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1308 transitions. [2018-10-04 13:48:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 659 states and 1310 transitions. [2018-10-04 13:48:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1310 transitions. [2018-10-04 13:48:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 660 states and 1312 transitions. [2018-10-04 13:48:08,245 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1312 transitions. [2018-10-04 13:48:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 661 states and 1314 transitions. [2018-10-04 13:48:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1314 transitions. [2018-10-04 13:48:08,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 662 states and 1316 transitions. [2018-10-04 13:48:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1316 transitions. [2018-10-04 13:48:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 663 states and 1318 transitions. [2018-10-04 13:48:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1318 transitions. [2018-10-04 13:48:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 664 states and 1320 transitions. [2018-10-04 13:48:08,534 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1320 transitions. [2018-10-04 13:48:08,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 665 states and 1322 transitions. [2018-10-04 13:48:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1322 transitions. [2018-10-04 13:48:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 666 states and 1324 transitions. [2018-10-04 13:48:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1324 transitions. [2018-10-04 13:48:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 667 states and 1326 transitions. [2018-10-04 13:48:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1326 transitions. [2018-10-04 13:48:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 668 states and 1328 transitions. [2018-10-04 13:48:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1328 transitions. [2018-10-04 13:48:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 669 states and 1330 transitions. [2018-10-04 13:48:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1330 transitions. [2018-10-04 13:48:08,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:08,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 670 states and 1332 transitions. [2018-10-04 13:48:08,987 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1332 transitions. [2018-10-04 13:48:08,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:08,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:08,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 671 states and 1334 transitions. [2018-10-04 13:48:09,071 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1334 transitions. [2018-10-04 13:48:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 672 states and 1336 transitions. [2018-10-04 13:48:09,155 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1336 transitions. [2018-10-04 13:48:09,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 673 states and 1338 transitions. [2018-10-04 13:48:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1338 transitions. [2018-10-04 13:48:09,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 674 states and 1340 transitions. [2018-10-04 13:48:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1340 transitions. [2018-10-04 13:48:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 675 states and 1342 transitions. [2018-10-04 13:48:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1342 transitions. [2018-10-04 13:48:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 676 states and 1344 transitions. [2018-10-04 13:48:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1344 transitions. [2018-10-04 13:48:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 677 states and 1346 transitions. [2018-10-04 13:48:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1346 transitions. [2018-10-04 13:48:09,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 678 states and 1348 transitions. [2018-10-04 13:48:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1348 transitions. [2018-10-04 13:48:09,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 679 states and 1350 transitions. [2018-10-04 13:48:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1350 transitions. [2018-10-04 13:48:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 680 states and 1352 transitions. [2018-10-04 13:48:09,795 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1352 transitions. [2018-10-04 13:48:09,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 681 states and 1354 transitions. [2018-10-04 13:48:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1354 transitions. [2018-10-04 13:48:09,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:09,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 682 states and 1356 transitions. [2018-10-04 13:48:09,941 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1356 transitions. [2018-10-04 13:48:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:09,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:09,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:09,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 683 states and 1358 transitions. [2018-10-04 13:48:10,019 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1358 transitions. [2018-10-04 13:48:10,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 684 states and 1360 transitions. [2018-10-04 13:48:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1360 transitions. [2018-10-04 13:48:10,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 685 states and 1362 transitions. [2018-10-04 13:48:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1362 transitions. [2018-10-04 13:48:10,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 686 states and 1364 transitions. [2018-10-04 13:48:10,275 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1364 transitions. [2018-10-04 13:48:10,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 687 states and 1366 transitions. [2018-10-04 13:48:10,347 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1366 transitions. [2018-10-04 13:48:10,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 688 states and 1368 transitions. [2018-10-04 13:48:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1368 transitions. [2018-10-04 13:48:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 689 states and 1370 transitions. [2018-10-04 13:48:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1370 transitions. [2018-10-04 13:48:10,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 690 states and 1372 transitions. [2018-10-04 13:48:10,576 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1372 transitions. [2018-10-04 13:48:10,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 691 states and 1374 transitions. [2018-10-04 13:48:10,649 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1374 transitions. [2018-10-04 13:48:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 692 states and 1376 transitions. [2018-10-04 13:48:10,724 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1376 transitions. [2018-10-04 13:48:10,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 693 states and 1378 transitions. [2018-10-04 13:48:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1378 transitions. [2018-10-04 13:48:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 694 states and 1380 transitions. [2018-10-04 13:48:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1380 transitions. [2018-10-04 13:48:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 695 states and 1382 transitions. [2018-10-04 13:48:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1382 transitions. [2018-10-04 13:48:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:10,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:10,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 696 states and 1384 transitions. [2018-10-04 13:48:11,030 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1384 transitions. [2018-10-04 13:48:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 697 states and 1386 transitions. [2018-10-04 13:48:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1386 transitions. [2018-10-04 13:48:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 698 states and 1388 transitions. [2018-10-04 13:48:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1388 transitions. [2018-10-04 13:48:11,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 699 states and 1390 transitions. [2018-10-04 13:48:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1390 transitions. [2018-10-04 13:48:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 700 states and 1392 transitions. [2018-10-04 13:48:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1392 transitions. [2018-10-04 13:48:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 701 states and 1394 transitions. [2018-10-04 13:48:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1394 transitions. [2018-10-04 13:48:11,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 702 states and 1396 transitions. [2018-10-04 13:48:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1396 transitions. [2018-10-04 13:48:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 703 states and 1398 transitions. [2018-10-04 13:48:11,617 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1398 transitions. [2018-10-04 13:48:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 704 states and 1400 transitions. [2018-10-04 13:48:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1400 transitions. [2018-10-04 13:48:11,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 705 states and 1402 transitions. [2018-10-04 13:48:11,763 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1402 transitions. [2018-10-04 13:48:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 706 states and 1404 transitions. [2018-10-04 13:48:11,836 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1404 transitions. [2018-10-04 13:48:11,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 707 states and 1406 transitions. [2018-10-04 13:48:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1406 transitions. [2018-10-04 13:48:11,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:11,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:11,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 708 states and 1408 transitions. [2018-10-04 13:48:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1408 transitions. [2018-10-04 13:48:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:11,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:11,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 709 states and 1410 transitions. [2018-10-04 13:48:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1410 transitions. [2018-10-04 13:48:12,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 710 states and 1412 transitions. [2018-10-04 13:48:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1412 transitions. [2018-10-04 13:48:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 711 states and 1414 transitions. [2018-10-04 13:48:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1414 transitions. [2018-10-04 13:48:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 712 states and 1416 transitions. [2018-10-04 13:48:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1416 transitions. [2018-10-04 13:48:12,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 713 states and 1418 transitions. [2018-10-04 13:48:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1418 transitions. [2018-10-04 13:48:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 714 states and 1420 transitions. [2018-10-04 13:48:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1420 transitions. [2018-10-04 13:48:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 715 states and 1422 transitions. [2018-10-04 13:48:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1422 transitions. [2018-10-04 13:48:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 716 states and 1424 transitions. [2018-10-04 13:48:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1424 transitions. [2018-10-04 13:48:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 717 states and 1426 transitions. [2018-10-04 13:48:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1426 transitions. [2018-10-04 13:48:12,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 718 states and 1428 transitions. [2018-10-04 13:48:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1428 transitions. [2018-10-04 13:48:12,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 719 states and 1430 transitions. [2018-10-04 13:48:12,951 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1430 transitions. [2018-10-04 13:48:12,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:12,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:12,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 720 states and 1432 transitions. [2018-10-04 13:48:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1432 transitions. [2018-10-04 13:48:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 721 states and 1434 transitions. [2018-10-04 13:48:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1434 transitions. [2018-10-04 13:48:13,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 722 states and 1436 transitions. [2018-10-04 13:48:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1436 transitions. [2018-10-04 13:48:13,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 723 states and 1438 transitions. [2018-10-04 13:48:13,477 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1438 transitions. [2018-10-04 13:48:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 724 states and 1440 transitions. [2018-10-04 13:48:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1440 transitions. [2018-10-04 13:48:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 725 states and 1442 transitions. [2018-10-04 13:48:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1442 transitions. [2018-10-04 13:48:13,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 726 states and 1444 transitions. [2018-10-04 13:48:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1444 transitions. [2018-10-04 13:48:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 727 states and 1446 transitions. [2018-10-04 13:48:13,786 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1446 transitions. [2018-10-04 13:48:13,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 728 states and 1448 transitions. [2018-10-04 13:48:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1448 transitions. [2018-10-04 13:48:13,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 729 states and 1450 transitions. [2018-10-04 13:48:13,941 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1450 transitions. [2018-10-04 13:48:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:13,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:13,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:13,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 730 states and 1452 transitions. [2018-10-04 13:48:14,022 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1452 transitions. [2018-10-04 13:48:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 731 states and 1454 transitions. [2018-10-04 13:48:14,101 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1454 transitions. [2018-10-04 13:48:14,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 732 states and 1456 transitions. [2018-10-04 13:48:14,183 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1456 transitions. [2018-10-04 13:48:14,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 733 states and 1458 transitions. [2018-10-04 13:48:14,259 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1458 transitions. [2018-10-04 13:48:14,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 734 states and 1460 transitions. [2018-10-04 13:48:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1460 transitions. [2018-10-04 13:48:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 735 states and 1462 transitions. [2018-10-04 13:48:14,413 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1462 transitions. [2018-10-04 13:48:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 736 states and 1464 transitions. [2018-10-04 13:48:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1464 transitions. [2018-10-04 13:48:14,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 737 states and 1466 transitions. [2018-10-04 13:48:14,592 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1466 transitions. [2018-10-04 13:48:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 738 states and 1468 transitions. [2018-10-04 13:48:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1468 transitions. [2018-10-04 13:48:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 739 states and 1470 transitions. [2018-10-04 13:48:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1470 transitions. [2018-10-04 13:48:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 740 states and 1472 transitions. [2018-10-04 13:48:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1472 transitions. [2018-10-04 13:48:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 741 states and 1474 transitions. [2018-10-04 13:48:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1474 transitions. [2018-10-04 13:48:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 742 states and 1476 transitions. [2018-10-04 13:48:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1476 transitions. [2018-10-04 13:48:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:14,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:14,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:14,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 743 states and 1478 transitions. [2018-10-04 13:48:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1478 transitions. [2018-10-04 13:48:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 744 states and 1480 transitions. [2018-10-04 13:48:15,128 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1480 transitions. [2018-10-04 13:48:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 745 states and 1482 transitions. [2018-10-04 13:48:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1482 transitions. [2018-10-04 13:48:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 746 states and 1484 transitions. [2018-10-04 13:48:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1484 transitions. [2018-10-04 13:48:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 747 states and 1486 transitions. [2018-10-04 13:48:15,358 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1486 transitions. [2018-10-04 13:48:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 748 states and 1488 transitions. [2018-10-04 13:48:15,436 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1488 transitions. [2018-10-04 13:48:15,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 749 states and 1490 transitions. [2018-10-04 13:48:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1490 transitions. [2018-10-04 13:48:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 750 states and 1492 transitions. [2018-10-04 13:48:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1492 transitions. [2018-10-04 13:48:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 751 states and 1494 transitions. [2018-10-04 13:48:15,800 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1494 transitions. [2018-10-04 13:48:15,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 752 states and 1496 transitions. [2018-10-04 13:48:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1496 transitions. [2018-10-04 13:48:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:15,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:15,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 753 states and 1498 transitions. [2018-10-04 13:48:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1498 transitions. [2018-10-04 13:48:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:15,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:15,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 754 states and 1500 transitions. [2018-10-04 13:48:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1500 transitions. [2018-10-04 13:48:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 755 states and 1502 transitions. [2018-10-04 13:48:16,127 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1502 transitions. [2018-10-04 13:48:16,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 756 states and 1504 transitions. [2018-10-04 13:48:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1504 transitions. [2018-10-04 13:48:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 757 states and 1506 transitions. [2018-10-04 13:48:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1506 transitions. [2018-10-04 13:48:16,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 758 states and 1508 transitions. [2018-10-04 13:48:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1508 transitions. [2018-10-04 13:48:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 759 states and 1510 transitions. [2018-10-04 13:48:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1510 transitions. [2018-10-04 13:48:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 760 states and 1512 transitions. [2018-10-04 13:48:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1512 transitions. [2018-10-04 13:48:16,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 761 states and 1514 transitions. [2018-10-04 13:48:16,604 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1514 transitions. [2018-10-04 13:48:16,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 762 states and 1516 transitions. [2018-10-04 13:48:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1516 transitions. [2018-10-04 13:48:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 763 states and 1518 transitions. [2018-10-04 13:48:16,758 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1518 transitions. [2018-10-04 13:48:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 764 states and 1520 transitions. [2018-10-04 13:48:16,836 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1520 transitions. [2018-10-04 13:48:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 765 states and 1522 transitions. [2018-10-04 13:48:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1522 transitions. [2018-10-04 13:48:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:16,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 766 states and 1524 transitions. [2018-10-04 13:48:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1524 transitions. [2018-10-04 13:48:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:16,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 767 states and 1526 transitions. [2018-10-04 13:48:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1526 transitions. [2018-10-04 13:48:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 768 states and 1528 transitions. [2018-10-04 13:48:17,185 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1528 transitions. [2018-10-04 13:48:17,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 769 states and 1530 transitions. [2018-10-04 13:48:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1530 transitions. [2018-10-04 13:48:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 770 states and 1532 transitions. [2018-10-04 13:48:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1532 transitions. [2018-10-04 13:48:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 771 states and 1534 transitions. [2018-10-04 13:48:17,448 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1534 transitions. [2018-10-04 13:48:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 772 states and 1536 transitions. [2018-10-04 13:48:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1536 transitions. [2018-10-04 13:48:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 773 states and 1538 transitions. [2018-10-04 13:48:17,660 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1538 transitions. [2018-10-04 13:48:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 774 states and 1540 transitions. [2018-10-04 13:48:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1540 transitions. [2018-10-04 13:48:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 775 states and 1542 transitions. [2018-10-04 13:48:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1542 transitions. [2018-10-04 13:48:17,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:17,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 776 states and 1544 transitions. [2018-10-04 13:48:17,915 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1544 transitions. [2018-10-04 13:48:17,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:17,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:17,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 777 states and 1546 transitions. [2018-10-04 13:48:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1546 transitions. [2018-10-04 13:48:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 778 states and 1548 transitions. [2018-10-04 13:48:18,102 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1548 transitions. [2018-10-04 13:48:18,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 779 states and 1550 transitions. [2018-10-04 13:48:18,173 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1550 transitions. [2018-10-04 13:48:18,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 780 states and 1552 transitions. [2018-10-04 13:48:18,250 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1552 transitions. [2018-10-04 13:48:18,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 781 states and 1554 transitions. [2018-10-04 13:48:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1554 transitions. [2018-10-04 13:48:18,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 782 states and 1556 transitions. [2018-10-04 13:48:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1556 transitions. [2018-10-04 13:48:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 783 states and 1558 transitions. [2018-10-04 13:48:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1558 transitions. [2018-10-04 13:48:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 784 states and 1560 transitions. [2018-10-04 13:48:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1560 transitions. [2018-10-04 13:48:18,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 785 states and 1562 transitions. [2018-10-04 13:48:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1562 transitions. [2018-10-04 13:48:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 786 states and 1564 transitions. [2018-10-04 13:48:18,722 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1564 transitions. [2018-10-04 13:48:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 787 states and 1566 transitions. [2018-10-04 13:48:18,801 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1566 transitions. [2018-10-04 13:48:18,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 788 states and 1568 transitions. [2018-10-04 13:48:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1568 transitions. [2018-10-04 13:48:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:18,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 789 states and 1570 transitions. [2018-10-04 13:48:18,956 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1570 transitions. [2018-10-04 13:48:18,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:18,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:18,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 790 states and 1572 transitions. [2018-10-04 13:48:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1572 transitions. [2018-10-04 13:48:19,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 791 states and 1574 transitions. [2018-10-04 13:48:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1574 transitions. [2018-10-04 13:48:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 792 states and 1576 transitions. [2018-10-04 13:48:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1576 transitions. [2018-10-04 13:48:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 793 states and 1578 transitions. [2018-10-04 13:48:19,268 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1578 transitions. [2018-10-04 13:48:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 794 states and 1580 transitions. [2018-10-04 13:48:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1580 transitions. [2018-10-04 13:48:19,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 795 states and 1582 transitions. [2018-10-04 13:48:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1582 transitions. [2018-10-04 13:48:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 796 states and 1584 transitions. [2018-10-04 13:48:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1584 transitions. [2018-10-04 13:48:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 797 states and 1586 transitions. [2018-10-04 13:48:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1586 transitions. [2018-10-04 13:48:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 798 states and 1588 transitions. [2018-10-04 13:48:19,721 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1588 transitions. [2018-10-04 13:48:19,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 799 states and 1590 transitions. [2018-10-04 13:48:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1590 transitions. [2018-10-04 13:48:19,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 800 states and 1592 transitions. [2018-10-04 13:48:19,872 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1592 transitions. [2018-10-04 13:48:19,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 801 states and 1594 transitions. [2018-10-04 13:48:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1594 transitions. [2018-10-04 13:48:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:19,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:19,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 802 states and 1596 transitions. [2018-10-04 13:48:20,031 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1596 transitions. [2018-10-04 13:48:20,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 803 states and 1598 transitions. [2018-10-04 13:48:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1598 transitions. [2018-10-04 13:48:20,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 804 states and 1600 transitions. [2018-10-04 13:48:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1600 transitions. [2018-10-04 13:48:20,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 805 states and 1602 transitions. [2018-10-04 13:48:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1602 transitions. [2018-10-04 13:48:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 806 states and 1604 transitions. [2018-10-04 13:48:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1604 transitions. [2018-10-04 13:48:20,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 807 states and 1606 transitions. [2018-10-04 13:48:20,435 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1606 transitions. [2018-10-04 13:48:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 808 states and 1608 transitions. [2018-10-04 13:48:20,514 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1608 transitions. [2018-10-04 13:48:20,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 809 states and 1610 transitions. [2018-10-04 13:48:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1610 transitions. [2018-10-04 13:48:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 810 states and 1612 transitions. [2018-10-04 13:48:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1612 transitions. [2018-10-04 13:48:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 811 states and 1614 transitions. [2018-10-04 13:48:20,759 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1614 transitions. [2018-10-04 13:48:20,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 812 states and 1616 transitions. [2018-10-04 13:48:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1616 transitions. [2018-10-04 13:48:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 813 states and 1618 transitions. [2018-10-04 13:48:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1618 transitions. [2018-10-04 13:48:20,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:20,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:20,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:20,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 814 states and 1620 transitions. [2018-10-04 13:48:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1620 transitions. [2018-10-04 13:48:20,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:20,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 815 states and 1622 transitions. [2018-10-04 13:48:21,071 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1622 transitions. [2018-10-04 13:48:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 816 states and 1624 transitions. [2018-10-04 13:48:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1624 transitions. [2018-10-04 13:48:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 817 states and 1626 transitions. [2018-10-04 13:48:21,229 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1626 transitions. [2018-10-04 13:48:21,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 818 states and 1628 transitions. [2018-10-04 13:48:21,305 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1628 transitions. [2018-10-04 13:48:21,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 819 states and 1630 transitions. [2018-10-04 13:48:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1630 transitions. [2018-10-04 13:48:21,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 820 states and 1632 transitions. [2018-10-04 13:48:21,459 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1632 transitions. [2018-10-04 13:48:21,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 821 states and 1634 transitions. [2018-10-04 13:48:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1634 transitions. [2018-10-04 13:48:21,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 822 states and 1636 transitions. [2018-10-04 13:48:21,616 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1636 transitions. [2018-10-04 13:48:21,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 823 states and 1638 transitions. [2018-10-04 13:48:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1638 transitions. [2018-10-04 13:48:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 824 states and 1640 transitions. [2018-10-04 13:48:21,771 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1640 transitions. [2018-10-04 13:48:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 825 states and 1642 transitions. [2018-10-04 13:48:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1642 transitions. [2018-10-04 13:48:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 826 states and 1644 transitions. [2018-10-04 13:48:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1644 transitions. [2018-10-04 13:48:21,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:21,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:21,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:21,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 827 states and 1646 transitions. [2018-10-04 13:48:22,010 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1646 transitions. [2018-10-04 13:48:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 828 states and 1648 transitions. [2018-10-04 13:48:22,097 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1648 transitions. [2018-10-04 13:48:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 829 states and 1650 transitions. [2018-10-04 13:48:22,172 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1650 transitions. [2018-10-04 13:48:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 830 states and 1652 transitions. [2018-10-04 13:48:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1652 transitions. [2018-10-04 13:48:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 831 states and 1654 transitions. [2018-10-04 13:48:22,330 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1654 transitions. [2018-10-04 13:48:22,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 832 states and 1656 transitions. [2018-10-04 13:48:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1656 transitions. [2018-10-04 13:48:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 833 states and 1658 transitions. [2018-10-04 13:48:22,522 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1658 transitions. [2018-10-04 13:48:22,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 834 states and 1660 transitions. [2018-10-04 13:48:22,637 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1660 transitions. [2018-10-04 13:48:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 835 states and 1662 transitions. [2018-10-04 13:48:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1662 transitions. [2018-10-04 13:48:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 836 states and 1664 transitions. [2018-10-04 13:48:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1664 transitions. [2018-10-04 13:48:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:22,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:22,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 837 states and 1666 transitions. [2018-10-04 13:48:22,942 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1666 transitions. [2018-10-04 13:48:22,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:22,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:22,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 838 states and 1668 transitions. [2018-10-04 13:48:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1668 transitions. [2018-10-04 13:48:23,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 839 states and 1670 transitions. [2018-10-04 13:48:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1670 transitions. [2018-10-04 13:48:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 840 states and 1672 transitions. [2018-10-04 13:48:23,174 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1672 transitions. [2018-10-04 13:48:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 841 states and 1674 transitions. [2018-10-04 13:48:23,256 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1674 transitions. [2018-10-04 13:48:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 842 states and 1676 transitions. [2018-10-04 13:48:23,334 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1676 transitions. [2018-10-04 13:48:23,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 843 states and 1678 transitions. [2018-10-04 13:48:23,412 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1678 transitions. [2018-10-04 13:48:23,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 844 states and 1680 transitions. [2018-10-04 13:48:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1680 transitions. [2018-10-04 13:48:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 845 states and 1682 transitions. [2018-10-04 13:48:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1682 transitions. [2018-10-04 13:48:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 846 states and 1684 transitions. [2018-10-04 13:48:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1684 transitions. [2018-10-04 13:48:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 847 states and 1686 transitions. [2018-10-04 13:48:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1686 transitions. [2018-10-04 13:48:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 848 states and 1688 transitions. [2018-10-04 13:48:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1688 transitions. [2018-10-04 13:48:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 849 states and 1690 transitions. [2018-10-04 13:48:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1690 transitions. [2018-10-04 13:48:23,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 850 states and 1692 transitions. [2018-10-04 13:48:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1692 transitions. [2018-10-04 13:48:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:23,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:23,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 851 states and 1694 transitions. [2018-10-04 13:48:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1694 transitions. [2018-10-04 13:48:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 852 states and 1696 transitions. [2018-10-04 13:48:24,202 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1696 transitions. [2018-10-04 13:48:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 853 states and 1698 transitions. [2018-10-04 13:48:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1698 transitions. [2018-10-04 13:48:24,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 854 states and 1700 transitions. [2018-10-04 13:48:24,359 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1700 transitions. [2018-10-04 13:48:24,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 855 states and 1702 transitions. [2018-10-04 13:48:24,437 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1702 transitions. [2018-10-04 13:48:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 856 states and 1704 transitions. [2018-10-04 13:48:24,517 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1704 transitions. [2018-10-04 13:48:24,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 857 states and 1706 transitions. [2018-10-04 13:48:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1706 transitions. [2018-10-04 13:48:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 858 states and 1708 transitions. [2018-10-04 13:48:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1708 transitions. [2018-10-04 13:48:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 859 states and 1710 transitions. [2018-10-04 13:48:24,788 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1710 transitions. [2018-10-04 13:48:24,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 860 states and 1712 transitions. [2018-10-04 13:48:24,860 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1712 transitions. [2018-10-04 13:48:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 861 states and 1714 transitions. [2018-10-04 13:48:24,937 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1714 transitions. [2018-10-04 13:48:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:24,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:24,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 862 states and 1716 transitions. [2018-10-04 13:48:25,019 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1716 transitions. [2018-10-04 13:48:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 863 states and 1718 transitions. [2018-10-04 13:48:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1718 transitions. [2018-10-04 13:48:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 864 states and 1720 transitions. [2018-10-04 13:48:25,174 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1720 transitions. [2018-10-04 13:48:25,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 865 states and 1722 transitions. [2018-10-04 13:48:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1722 transitions. [2018-10-04 13:48:25,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 866 states and 1724 transitions. [2018-10-04 13:48:25,377 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1724 transitions. [2018-10-04 13:48:25,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 867 states and 1726 transitions. [2018-10-04 13:48:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1726 transitions. [2018-10-04 13:48:25,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 868 states and 1728 transitions. [2018-10-04 13:48:25,534 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1728 transitions. [2018-10-04 13:48:25,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 869 states and 1730 transitions. [2018-10-04 13:48:25,612 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1730 transitions. [2018-10-04 13:48:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 870 states and 1732 transitions. [2018-10-04 13:48:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1732 transitions. [2018-10-04 13:48:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 871 states and 1734 transitions. [2018-10-04 13:48:25,773 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1734 transitions. [2018-10-04 13:48:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 872 states and 1736 transitions. [2018-10-04 13:48:25,853 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1736 transitions. [2018-10-04 13:48:25,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 873 states and 1738 transitions. [2018-10-04 13:48:25,934 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1738 transitions. [2018-10-04 13:48:25,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:25,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:25,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 874 states and 1740 transitions. [2018-10-04 13:48:26,012 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1740 transitions. [2018-10-04 13:48:26,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 875 states and 1742 transitions. [2018-10-04 13:48:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1742 transitions. [2018-10-04 13:48:26,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 876 states and 1744 transitions. [2018-10-04 13:48:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1744 transitions. [2018-10-04 13:48:26,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 877 states and 1746 transitions. [2018-10-04 13:48:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1746 transitions. [2018-10-04 13:48:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 878 states and 1748 transitions. [2018-10-04 13:48:26,325 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1748 transitions. [2018-10-04 13:48:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 879 states and 1750 transitions. [2018-10-04 13:48:26,404 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1750 transitions. [2018-10-04 13:48:26,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 880 states and 1752 transitions. [2018-10-04 13:48:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1752 transitions. [2018-10-04 13:48:26,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 881 states and 1754 transitions. [2018-10-04 13:48:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1754 transitions. [2018-10-04 13:48:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 882 states and 1756 transitions. [2018-10-04 13:48:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1756 transitions. [2018-10-04 13:48:26,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 883 states and 1758 transitions. [2018-10-04 13:48:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1758 transitions. [2018-10-04 13:48:26,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 884 states and 1760 transitions. [2018-10-04 13:48:26,804 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1760 transitions. [2018-10-04 13:48:26,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 885 states and 1762 transitions. [2018-10-04 13:48:26,920 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1762 transitions. [2018-10-04 13:48:26,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:26,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:26,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:26,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:26,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 886 states and 1764 transitions. [2018-10-04 13:48:26,994 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1764 transitions. [2018-10-04 13:48:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:26,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 887 states and 1766 transitions. [2018-10-04 13:48:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1766 transitions. [2018-10-04 13:48:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 888 states and 1768 transitions. [2018-10-04 13:48:27,152 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1768 transitions. [2018-10-04 13:48:27,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 889 states and 1770 transitions. [2018-10-04 13:48:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1770 transitions. [2018-10-04 13:48:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 890 states and 1772 transitions. [2018-10-04 13:48:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1772 transitions. [2018-10-04 13:48:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 891 states and 1774 transitions. [2018-10-04 13:48:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1774 transitions. [2018-10-04 13:48:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 892 states and 1776 transitions. [2018-10-04 13:48:27,478 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1776 transitions. [2018-10-04 13:48:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 893 states and 1778 transitions. [2018-10-04 13:48:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1778 transitions. [2018-10-04 13:48:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 894 states and 1780 transitions. [2018-10-04 13:48:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1780 transitions. [2018-10-04 13:48:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 895 states and 1782 transitions. [2018-10-04 13:48:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1782 transitions. [2018-10-04 13:48:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 896 states and 1784 transitions. [2018-10-04 13:48:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1784 transitions. [2018-10-04 13:48:27,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 897 states and 1786 transitions. [2018-10-04 13:48:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1786 transitions. [2018-10-04 13:48:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:27,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:27,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 898 states and 1788 transitions. [2018-10-04 13:48:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1788 transitions. [2018-10-04 13:48:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 899 states and 1790 transitions. [2018-10-04 13:48:28,136 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1790 transitions. [2018-10-04 13:48:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 900 states and 1792 transitions. [2018-10-04 13:48:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1792 transitions. [2018-10-04 13:48:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 901 states and 1794 transitions. [2018-10-04 13:48:28,297 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1794 transitions. [2018-10-04 13:48:28,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 902 states and 1796 transitions. [2018-10-04 13:48:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1796 transitions. [2018-10-04 13:48:28,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 903 states and 1798 transitions. [2018-10-04 13:48:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1798 transitions. [2018-10-04 13:48:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 904 states and 1800 transitions. [2018-10-04 13:48:28,558 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1800 transitions. [2018-10-04 13:48:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 905 states and 1802 transitions. [2018-10-04 13:48:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1802 transitions. [2018-10-04 13:48:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 906 states and 1804 transitions. [2018-10-04 13:48:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1804 transitions. [2018-10-04 13:48:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 907 states and 1806 transitions. [2018-10-04 13:48:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1806 transitions. [2018-10-04 13:48:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 908 states and 1808 transitions. [2018-10-04 13:48:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1808 transitions. [2018-10-04 13:48:28,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:28,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:28,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 909 states and 1810 transitions. [2018-10-04 13:48:28,963 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1810 transitions. [2018-10-04 13:48:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:28,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:28,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:28,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 910 states and 1812 transitions. [2018-10-04 13:48:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1812 transitions. [2018-10-04 13:48:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 911 states and 1814 transitions. [2018-10-04 13:48:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1814 transitions. [2018-10-04 13:48:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 912 states and 1816 transitions. [2018-10-04 13:48:29,207 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1816 transitions. [2018-10-04 13:48:29,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 913 states and 1818 transitions. [2018-10-04 13:48:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1818 transitions. [2018-10-04 13:48:29,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 914 states and 1820 transitions. [2018-10-04 13:48:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1820 transitions. [2018-10-04 13:48:29,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 915 states and 1822 transitions. [2018-10-04 13:48:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1822 transitions. [2018-10-04 13:48:29,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 916 states and 1824 transitions. [2018-10-04 13:48:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1824 transitions. [2018-10-04 13:48:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 917 states and 1826 transitions. [2018-10-04 13:48:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1826 transitions. [2018-10-04 13:48:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 918 states and 1828 transitions. [2018-10-04 13:48:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1828 transitions. [2018-10-04 13:48:29,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 919 states and 1830 transitions. [2018-10-04 13:48:29,787 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1830 transitions. [2018-10-04 13:48:29,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 920 states and 1832 transitions. [2018-10-04 13:48:29,869 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1832 transitions. [2018-10-04 13:48:29,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:29,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 921 states and 1834 transitions. [2018-10-04 13:48:29,953 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1834 transitions. [2018-10-04 13:48:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:29,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:29,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 922 states and 1836 transitions. [2018-10-04 13:48:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1836 transitions. [2018-10-04 13:48:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 923 states and 1838 transitions. [2018-10-04 13:48:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1838 transitions. [2018-10-04 13:48:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 924 states and 1840 transitions. [2018-10-04 13:48:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1840 transitions. [2018-10-04 13:48:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 925 states and 1842 transitions. [2018-10-04 13:48:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1842 transitions. [2018-10-04 13:48:30,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 926 states and 1844 transitions. [2018-10-04 13:48:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1844 transitions. [2018-10-04 13:48:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 927 states and 1846 transitions. [2018-10-04 13:48:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1846 transitions. [2018-10-04 13:48:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 928 states and 1848 transitions. [2018-10-04 13:48:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1848 transitions. [2018-10-04 13:48:30,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 929 states and 1850 transitions. [2018-10-04 13:48:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1850 transitions. [2018-10-04 13:48:30,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 930 states and 1852 transitions. [2018-10-04 13:48:30,733 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1852 transitions. [2018-10-04 13:48:30,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 931 states and 1854 transitions. [2018-10-04 13:48:30,818 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1854 transitions. [2018-10-04 13:48:30,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 932 states and 1856 transitions. [2018-10-04 13:48:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1856 transitions. [2018-10-04 13:48:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:30,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 933 states and 1858 transitions. [2018-10-04 13:48:30,983 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1858 transitions. [2018-10-04 13:48:30,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:30,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:30,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 934 states and 1860 transitions. [2018-10-04 13:48:31,061 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1860 transitions. [2018-10-04 13:48:31,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 935 states and 1862 transitions. [2018-10-04 13:48:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1862 transitions. [2018-10-04 13:48:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 936 states and 1864 transitions. [2018-10-04 13:48:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1864 transitions. [2018-10-04 13:48:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 937 states and 1866 transitions. [2018-10-04 13:48:31,311 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1866 transitions. [2018-10-04 13:48:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 938 states and 1868 transitions. [2018-10-04 13:48:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1868 transitions. [2018-10-04 13:48:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 939 states and 1870 transitions. [2018-10-04 13:48:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1870 transitions. [2018-10-04 13:48:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 940 states and 1872 transitions. [2018-10-04 13:48:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1872 transitions. [2018-10-04 13:48:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 941 states and 1874 transitions. [2018-10-04 13:48:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1874 transitions. [2018-10-04 13:48:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 942 states and 1876 transitions. [2018-10-04 13:48:31,737 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1876 transitions. [2018-10-04 13:48:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 943 states and 1878 transitions. [2018-10-04 13:48:31,816 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1878 transitions. [2018-10-04 13:48:31,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 944 states and 1880 transitions. [2018-10-04 13:48:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1880 transitions. [2018-10-04 13:48:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:31,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:31,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 945 states and 1882 transitions. [2018-10-04 13:48:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1882 transitions. [2018-10-04 13:48:31,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:31,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:31,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 946 states and 1884 transitions. [2018-10-04 13:48:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1884 transitions. [2018-10-04 13:48:32,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 947 states and 1886 transitions. [2018-10-04 13:48:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1886 transitions. [2018-10-04 13:48:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 948 states and 1888 transitions. [2018-10-04 13:48:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1888 transitions. [2018-10-04 13:48:32,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 949 states and 1890 transitions. [2018-10-04 13:48:32,313 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1890 transitions. [2018-10-04 13:48:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 950 states and 1892 transitions. [2018-10-04 13:48:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1892 transitions. [2018-10-04 13:48:32,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 951 states and 1894 transitions. [2018-10-04 13:48:32,485 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1894 transitions. [2018-10-04 13:48:32,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 952 states and 1896 transitions. [2018-10-04 13:48:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1896 transitions. [2018-10-04 13:48:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 953 states and 1898 transitions. [2018-10-04 13:48:32,656 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1898 transitions. [2018-10-04 13:48:32,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 954 states and 1900 transitions. [2018-10-04 13:48:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1900 transitions. [2018-10-04 13:48:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:32,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 955 states and 1902 transitions. [2018-10-04 13:48:32,876 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1902 transitions. [2018-10-04 13:48:32,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:32,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:32,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:32,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 956 states and 1904 transitions. [2018-10-04 13:48:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1904 transitions. [2018-10-04 13:48:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 957 states and 1906 transitions. [2018-10-04 13:48:33,120 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1906 transitions. [2018-10-04 13:48:33,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 958 states and 1908 transitions. [2018-10-04 13:48:33,204 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1908 transitions. [2018-10-04 13:48:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 959 states and 1910 transitions. [2018-10-04 13:48:33,280 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1910 transitions. [2018-10-04 13:48:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 960 states and 1912 transitions. [2018-10-04 13:48:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1912 transitions. [2018-10-04 13:48:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 961 states and 1914 transitions. [2018-10-04 13:48:33,454 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1914 transitions. [2018-10-04 13:48:33,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 962 states and 1916 transitions. [2018-10-04 13:48:33,535 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1916 transitions. [2018-10-04 13:48:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 963 states and 1918 transitions. [2018-10-04 13:48:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1918 transitions. [2018-10-04 13:48:33,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 964 states and 1920 transitions. [2018-10-04 13:48:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1920 transitions. [2018-10-04 13:48:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 965 states and 1922 transitions. [2018-10-04 13:48:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1922 transitions. [2018-10-04 13:48:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 966 states and 1924 transitions. [2018-10-04 13:48:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1924 transitions. [2018-10-04 13:48:33,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:33,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 967 states and 1926 transitions. [2018-10-04 13:48:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1926 transitions. [2018-10-04 13:48:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:33,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:33,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:33,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 968 states and 1928 transitions. [2018-10-04 13:48:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1928 transitions. [2018-10-04 13:48:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 969 states and 1930 transitions. [2018-10-04 13:48:34,127 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1930 transitions. [2018-10-04 13:48:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 970 states and 1932 transitions. [2018-10-04 13:48:34,212 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1932 transitions. [2018-10-04 13:48:34,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 971 states and 1934 transitions. [2018-10-04 13:48:34,292 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1934 transitions. [2018-10-04 13:48:34,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 972 states and 1936 transitions. [2018-10-04 13:48:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1936 transitions. [2018-10-04 13:48:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 973 states and 1938 transitions. [2018-10-04 13:48:34,458 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1938 transitions. [2018-10-04 13:48:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 974 states and 1940 transitions. [2018-10-04 13:48:34,539 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1940 transitions. [2018-10-04 13:48:34,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 975 states and 1942 transitions. [2018-10-04 13:48:34,620 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1942 transitions. [2018-10-04 13:48:34,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 976 states and 1944 transitions. [2018-10-04 13:48:34,702 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1944 transitions. [2018-10-04 13:48:34,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 977 states and 1946 transitions. [2018-10-04 13:48:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1946 transitions. [2018-10-04 13:48:34,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 978 states and 1948 transitions. [2018-10-04 13:48:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1948 transitions. [2018-10-04 13:48:34,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 979 states and 1950 transitions. [2018-10-04 13:48:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1950 transitions. [2018-10-04 13:48:34,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:34,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:34,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 980 states and 1952 transitions. [2018-10-04 13:48:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1952 transitions. [2018-10-04 13:48:35,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 981 states and 1954 transitions. [2018-10-04 13:48:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1954 transitions. [2018-10-04 13:48:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 982 states and 1956 transitions. [2018-10-04 13:48:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1956 transitions. [2018-10-04 13:48:35,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 983 states and 1958 transitions. [2018-10-04 13:48:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1958 transitions. [2018-10-04 13:48:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 984 states and 1960 transitions. [2018-10-04 13:48:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1960 transitions. [2018-10-04 13:48:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 985 states and 1962 transitions. [2018-10-04 13:48:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1962 transitions. [2018-10-04 13:48:35,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 986 states and 1964 transitions. [2018-10-04 13:48:35,537 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1964 transitions. [2018-10-04 13:48:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 987 states and 1966 transitions. [2018-10-04 13:48:35,620 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1966 transitions. [2018-10-04 13:48:35,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 988 states and 1968 transitions. [2018-10-04 13:48:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1968 transitions. [2018-10-04 13:48:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 989 states and 1970 transitions. [2018-10-04 13:48:35,789 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1970 transitions. [2018-10-04 13:48:35,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 990 states and 1972 transitions. [2018-10-04 13:48:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1972 transitions. [2018-10-04 13:48:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:35,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 991 states and 1974 transitions. [2018-10-04 13:48:35,957 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1974 transitions. [2018-10-04 13:48:35,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:35,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:35,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 992 states and 1976 transitions. [2018-10-04 13:48:36,044 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1976 transitions. [2018-10-04 13:48:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 993 states and 1978 transitions. [2018-10-04 13:48:36,124 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1978 transitions. [2018-10-04 13:48:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 994 states and 1980 transitions. [2018-10-04 13:48:36,209 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1980 transitions. [2018-10-04 13:48:36,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 995 states and 1982 transitions. [2018-10-04 13:48:36,291 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1982 transitions. [2018-10-04 13:48:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 996 states and 1984 transitions. [2018-10-04 13:48:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1984 transitions. [2018-10-04 13:48:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 997 states and 1986 transitions. [2018-10-04 13:48:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1986 transitions. [2018-10-04 13:48:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 998 states and 1988 transitions. [2018-10-04 13:48:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1988 transitions. [2018-10-04 13:48:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 999 states and 1990 transitions. [2018-10-04 13:48:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1990 transitions. [2018-10-04 13:48:36,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1000 states and 1992 transitions. [2018-10-04 13:48:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1992 transitions. [2018-10-04 13:48:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1001 states and 1994 transitions. [2018-10-04 13:48:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1994 transitions. [2018-10-04 13:48:36,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1002 states and 1996 transitions. [2018-10-04 13:48:36,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1996 transitions. [2018-10-04 13:48:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:36,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1003 states and 1998 transitions. [2018-10-04 13:48:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1998 transitions. [2018-10-04 13:48:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:36,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:36,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1004 states and 2000 transitions. [2018-10-04 13:48:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2000 transitions. [2018-10-04 13:48:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1005 states and 2002 transitions. [2018-10-04 13:48:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2002 transitions. [2018-10-04 13:48:37,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1006 states and 2004 transitions. [2018-10-04 13:48:37,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2004 transitions. [2018-10-04 13:48:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1007 states and 2006 transitions. [2018-10-04 13:48:37,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2006 transitions. [2018-10-04 13:48:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1008 states and 2008 transitions. [2018-10-04 13:48:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2008 transitions. [2018-10-04 13:48:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1009 states and 2010 transitions. [2018-10-04 13:48:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2010 transitions. [2018-10-04 13:48:37,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1010 states and 2012 transitions. [2018-10-04 13:48:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2012 transitions. [2018-10-04 13:48:37,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1011 states and 2014 transitions. [2018-10-04 13:48:37,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2014 transitions. [2018-10-04 13:48:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1012 states and 2016 transitions. [2018-10-04 13:48:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2016 transitions. [2018-10-04 13:48:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1013 states and 2018 transitions. [2018-10-04 13:48:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2018 transitions. [2018-10-04 13:48:37,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:37,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:37,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1014 states and 2020 transitions. [2018-10-04 13:48:37,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2020 transitions. [2018-10-04 13:48:37,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:37,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:37,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1015 states and 2022 transitions. [2018-10-04 13:48:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2022 transitions. [2018-10-04 13:48:38,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1016 states and 2024 transitions. [2018-10-04 13:48:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2024 transitions. [2018-10-04 13:48:38,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1017 states and 2026 transitions. [2018-10-04 13:48:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2026 transitions. [2018-10-04 13:48:38,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1018 states and 2028 transitions. [2018-10-04 13:48:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2028 transitions. [2018-10-04 13:48:38,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1019 states and 2030 transitions. [2018-10-04 13:48:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2030 transitions. [2018-10-04 13:48:38,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1020 states and 2032 transitions. [2018-10-04 13:48:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2032 transitions. [2018-10-04 13:48:38,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1021 states and 2034 transitions. [2018-10-04 13:48:38,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2034 transitions. [2018-10-04 13:48:38,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1022 states and 2036 transitions. [2018-10-04 13:48:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2036 transitions. [2018-10-04 13:48:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1023 states and 2038 transitions. [2018-10-04 13:48:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2038 transitions. [2018-10-04 13:48:38,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1024 states and 2040 transitions. [2018-10-04 13:48:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2040 transitions. [2018-10-04 13:48:38,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:38,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1025 states and 2042 transitions. [2018-10-04 13:48:38,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2042 transitions. [2018-10-04 13:48:38,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:38,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:38,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:38,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1026 states and 2044 transitions. [2018-10-04 13:48:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2044 transitions. [2018-10-04 13:48:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1027 states and 2046 transitions. [2018-10-04 13:48:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2046 transitions. [2018-10-04 13:48:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1028 states and 2048 transitions. [2018-10-04 13:48:39,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2048 transitions. [2018-10-04 13:48:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1029 states and 2050 transitions. [2018-10-04 13:48:39,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2050 transitions. [2018-10-04 13:48:39,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1030 states and 2052 transitions. [2018-10-04 13:48:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2052 transitions. [2018-10-04 13:48:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1031 states and 2054 transitions. [2018-10-04 13:48:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2054 transitions. [2018-10-04 13:48:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1032 states and 2056 transitions. [2018-10-04 13:48:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2056 transitions. [2018-10-04 13:48:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1033 states and 2058 transitions. [2018-10-04 13:48:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2058 transitions. [2018-10-04 13:48:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1034 states and 2060 transitions. [2018-10-04 13:48:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2060 transitions. [2018-10-04 13:48:39,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1035 states and 2062 transitions. [2018-10-04 13:48:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2062 transitions. [2018-10-04 13:48:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1036 states and 2064 transitions. [2018-10-04 13:48:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2064 transitions. [2018-10-04 13:48:39,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:39,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:39,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:39,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1037 states and 2066 transitions. [2018-10-04 13:48:39,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2066 transitions. [2018-10-04 13:48:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:39,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:39,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1038 states and 2068 transitions. [2018-10-04 13:48:40,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2068 transitions. [2018-10-04 13:48:40,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1039 states and 2070 transitions. [2018-10-04 13:48:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2070 transitions. [2018-10-04 13:48:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1040 states and 2072 transitions. [2018-10-04 13:48:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2072 transitions. [2018-10-04 13:48:40,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1041 states and 2074 transitions. [2018-10-04 13:48:40,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2074 transitions. [2018-10-04 13:48:40,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1042 states and 2076 transitions. [2018-10-04 13:48:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2076 transitions. [2018-10-04 13:48:40,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1043 states and 2078 transitions. [2018-10-04 13:48:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2078 transitions. [2018-10-04 13:48:40,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1044 states and 2080 transitions. [2018-10-04 13:48:40,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2080 transitions. [2018-10-04 13:48:40,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1045 states and 2082 transitions. [2018-10-04 13:48:40,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2082 transitions. [2018-10-04 13:48:40,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1046 states and 2084 transitions. [2018-10-04 13:48:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2084 transitions. [2018-10-04 13:48:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1047 states and 2086 transitions. [2018-10-04 13:48:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2086 transitions. [2018-10-04 13:48:40,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:40,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:40,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1048 states and 2088 transitions. [2018-10-04 13:48:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2088 transitions. [2018-10-04 13:48:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1049 states and 2090 transitions. [2018-10-04 13:48:41,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2090 transitions. [2018-10-04 13:48:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1050 states and 2092 transitions. [2018-10-04 13:48:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2092 transitions. [2018-10-04 13:48:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1051 states and 2094 transitions. [2018-10-04 13:48:41,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2094 transitions. [2018-10-04 13:48:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1052 states and 2096 transitions. [2018-10-04 13:48:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2096 transitions. [2018-10-04 13:48:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1053 states and 2098 transitions. [2018-10-04 13:48:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2098 transitions. [2018-10-04 13:48:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1054 states and 2100 transitions. [2018-10-04 13:48:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2100 transitions. [2018-10-04 13:48:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1055 states and 2102 transitions. [2018-10-04 13:48:41,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2102 transitions. [2018-10-04 13:48:41,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1056 states and 2104 transitions. [2018-10-04 13:48:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2104 transitions. [2018-10-04 13:48:41,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1057 states and 2106 transitions. [2018-10-04 13:48:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2106 transitions. [2018-10-04 13:48:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1058 states and 2108 transitions. [2018-10-04 13:48:41,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2108 transitions. [2018-10-04 13:48:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1059 states and 2110 transitions. [2018-10-04 13:48:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2110 transitions. [2018-10-04 13:48:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:41,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:41,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1060 states and 2112 transitions. [2018-10-04 13:48:42,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2112 transitions. [2018-10-04 13:48:42,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1061 states and 2114 transitions. [2018-10-04 13:48:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2114 transitions. [2018-10-04 13:48:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1062 states and 2116 transitions. [2018-10-04 13:48:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2116 transitions. [2018-10-04 13:48:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1063 states and 2118 transitions. [2018-10-04 13:48:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2118 transitions. [2018-10-04 13:48:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1064 states and 2120 transitions. [2018-10-04 13:48:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2120 transitions. [2018-10-04 13:48:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1065 states and 2122 transitions. [2018-10-04 13:48:42,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2122 transitions. [2018-10-04 13:48:42,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1066 states and 2124 transitions. [2018-10-04 13:48:42,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2124 transitions. [2018-10-04 13:48:42,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1067 states and 2126 transitions. [2018-10-04 13:48:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2126 transitions. [2018-10-04 13:48:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1068 states and 2128 transitions. [2018-10-04 13:48:42,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2128 transitions. [2018-10-04 13:48:42,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1069 states and 2130 transitions. [2018-10-04 13:48:42,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2130 transitions. [2018-10-04 13:48:42,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1070 states and 2132 transitions. [2018-10-04 13:48:42,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2132 transitions. [2018-10-04 13:48:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:42,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:42,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:42,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1071 states and 2134 transitions. [2018-10-04 13:48:43,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2134 transitions. [2018-10-04 13:48:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1072 states and 2136 transitions. [2018-10-04 13:48:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2136 transitions. [2018-10-04 13:48:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1073 states and 2138 transitions. [2018-10-04 13:48:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2138 transitions. [2018-10-04 13:48:43,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1074 states and 2140 transitions. [2018-10-04 13:48:43,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2140 transitions. [2018-10-04 13:48:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1075 states and 2142 transitions. [2018-10-04 13:48:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2142 transitions. [2018-10-04 13:48:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1076 states and 2144 transitions. [2018-10-04 13:48:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2144 transitions. [2018-10-04 13:48:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1077 states and 2146 transitions. [2018-10-04 13:48:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2146 transitions. [2018-10-04 13:48:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1078 states and 2148 transitions. [2018-10-04 13:48:43,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2148 transitions. [2018-10-04 13:48:43,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1079 states and 2150 transitions. [2018-10-04 13:48:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2150 transitions. [2018-10-04 13:48:43,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:43,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:43,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1080 states and 2152 transitions. [2018-10-04 13:48:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2152 transitions. [2018-10-04 13:48:43,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:43,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:43,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1081 states and 2154 transitions. [2018-10-04 13:48:44,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2154 transitions. [2018-10-04 13:48:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1082 states and 2156 transitions. [2018-10-04 13:48:44,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2156 transitions. [2018-10-04 13:48:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1083 states and 2158 transitions. [2018-10-04 13:48:44,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2158 transitions. [2018-10-04 13:48:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1084 states and 2160 transitions. [2018-10-04 13:48:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2160 transitions. [2018-10-04 13:48:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1085 states and 2162 transitions. [2018-10-04 13:48:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2162 transitions. [2018-10-04 13:48:44,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1086 states and 2164 transitions. [2018-10-04 13:48:44,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2164 transitions. [2018-10-04 13:48:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1087 states and 2166 transitions. [2018-10-04 13:48:44,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2166 transitions. [2018-10-04 13:48:44,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1088 states and 2168 transitions. [2018-10-04 13:48:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2168 transitions. [2018-10-04 13:48:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1089 states and 2170 transitions. [2018-10-04 13:48:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2170 transitions. [2018-10-04 13:48:44,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:44,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1090 states and 2172 transitions. [2018-10-04 13:48:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2172 transitions. [2018-10-04 13:48:44,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:44,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:44,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1091 states and 2174 transitions. [2018-10-04 13:48:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2174 transitions. [2018-10-04 13:48:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1092 states and 2176 transitions. [2018-10-04 13:48:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 2176 transitions. [2018-10-04 13:48:45,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1093 states and 2178 transitions. [2018-10-04 13:48:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2178 transitions. [2018-10-04 13:48:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1094 states and 2180 transitions. [2018-10-04 13:48:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2180 transitions. [2018-10-04 13:48:45,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1095 states and 2182 transitions. [2018-10-04 13:48:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2182 transitions. [2018-10-04 13:48:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1096 states and 2184 transitions. [2018-10-04 13:48:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2184 transitions. [2018-10-04 13:48:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1097 states and 2186 transitions. [2018-10-04 13:48:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2186 transitions. [2018-10-04 13:48:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1098 states and 2188 transitions. [2018-10-04 13:48:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2188 transitions. [2018-10-04 13:48:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1099 states and 2190 transitions. [2018-10-04 13:48:45,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2190 transitions. [2018-10-04 13:48:45,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1100 states and 2192 transitions. [2018-10-04 13:48:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2192 transitions. [2018-10-04 13:48:45,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:45,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:45,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1101 states and 2194 transitions. [2018-10-04 13:48:45,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2194 transitions. [2018-10-04 13:48:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:45,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:45,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:45,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1102 states and 2196 transitions. [2018-10-04 13:48:46,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2196 transitions. [2018-10-04 13:48:46,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1103 states and 2198 transitions. [2018-10-04 13:48:46,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2198 transitions. [2018-10-04 13:48:46,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1104 states and 2200 transitions. [2018-10-04 13:48:46,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2200 transitions. [2018-10-04 13:48:46,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1105 states and 2202 transitions. [2018-10-04 13:48:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2202 transitions. [2018-10-04 13:48:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1106 states and 2204 transitions. [2018-10-04 13:48:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2204 transitions. [2018-10-04 13:48:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1107 states and 2206 transitions. [2018-10-04 13:48:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2206 transitions. [2018-10-04 13:48:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1108 states and 2208 transitions. [2018-10-04 13:48:46,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2208 transitions. [2018-10-04 13:48:46,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1109 states and 2210 transitions. [2018-10-04 13:48:46,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2210 transitions. [2018-10-04 13:48:46,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:46,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1110 states and 2212 transitions. [2018-10-04 13:48:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2212 transitions. [2018-10-04 13:48:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:46,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:46,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1111 states and 2214 transitions. [2018-10-04 13:48:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2214 transitions. [2018-10-04 13:48:47,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1112 states and 2216 transitions. [2018-10-04 13:48:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2216 transitions. [2018-10-04 13:48:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1113 states and 2218 transitions. [2018-10-04 13:48:47,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2218 transitions. [2018-10-04 13:48:47,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1114 states and 2220 transitions. [2018-10-04 13:48:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2220 transitions. [2018-10-04 13:48:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1115 states and 2222 transitions. [2018-10-04 13:48:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2222 transitions. [2018-10-04 13:48:47,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1116 states and 2224 transitions. [2018-10-04 13:48:47,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2224 transitions. [2018-10-04 13:48:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1117 states and 2226 transitions. [2018-10-04 13:48:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2226 transitions. [2018-10-04 13:48:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1118 states and 2228 transitions. [2018-10-04 13:48:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2228 transitions. [2018-10-04 13:48:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1119 states and 2230 transitions. [2018-10-04 13:48:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2230 transitions. [2018-10-04 13:48:47,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:47,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:47,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1120 states and 2232 transitions. [2018-10-04 13:48:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2232 transitions. [2018-10-04 13:48:48,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1121 states and 2234 transitions. [2018-10-04 13:48:48,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2234 transitions. [2018-10-04 13:48:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1122 states and 2236 transitions. [2018-10-04 13:48:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2236 transitions. [2018-10-04 13:48:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1123 states and 2238 transitions. [2018-10-04 13:48:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2238 transitions. [2018-10-04 13:48:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1124 states and 2240 transitions. [2018-10-04 13:48:48,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2240 transitions. [2018-10-04 13:48:48,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1125 states and 2242 transitions. [2018-10-04 13:48:48,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2242 transitions. [2018-10-04 13:48:48,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1126 states and 2244 transitions. [2018-10-04 13:48:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2244 transitions. [2018-10-04 13:48:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1127 states and 2246 transitions. [2018-10-04 13:48:48,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2246 transitions. [2018-10-04 13:48:48,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1128 states and 2248 transitions. [2018-10-04 13:48:48,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2248 transitions. [2018-10-04 13:48:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1129 states and 2250 transitions. [2018-10-04 13:48:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2250 transitions. [2018-10-04 13:48:48,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:48,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:48,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:48,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1130 states and 2252 transitions. [2018-10-04 13:48:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2252 transitions. [2018-10-04 13:48:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1131 states and 2254 transitions. [2018-10-04 13:48:49,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2254 transitions. [2018-10-04 13:48:49,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1132 states and 2256 transitions. [2018-10-04 13:48:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2256 transitions. [2018-10-04 13:48:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1133 states and 2258 transitions. [2018-10-04 13:48:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2258 transitions. [2018-10-04 13:48:49,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1134 states and 2260 transitions. [2018-10-04 13:48:49,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2260 transitions. [2018-10-04 13:48:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1135 states and 2262 transitions. [2018-10-04 13:48:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2262 transitions. [2018-10-04 13:48:49,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1136 states and 2264 transitions. [2018-10-04 13:48:49,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2264 transitions. [2018-10-04 13:48:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1137 states and 2266 transitions. [2018-10-04 13:48:49,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2266 transitions. [2018-10-04 13:48:49,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1138 states and 2268 transitions. [2018-10-04 13:48:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2268 transitions. [2018-10-04 13:48:49,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1139 states and 2270 transitions. [2018-10-04 13:48:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2270 transitions. [2018-10-04 13:48:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:49,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:49,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1140 states and 2272 transitions. [2018-10-04 13:48:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2272 transitions. [2018-10-04 13:48:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:49,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:49,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1141 states and 2274 transitions. [2018-10-04 13:48:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2274 transitions. [2018-10-04 13:48:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1142 states and 2276 transitions. [2018-10-04 13:48:50,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2276 transitions. [2018-10-04 13:48:50,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1143 states and 2278 transitions. [2018-10-04 13:48:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2278 transitions. [2018-10-04 13:48:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1144 states and 2280 transitions. [2018-10-04 13:48:50,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2280 transitions. [2018-10-04 13:48:50,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1145 states and 2282 transitions. [2018-10-04 13:48:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2282 transitions. [2018-10-04 13:48:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1146 states and 2284 transitions. [2018-10-04 13:48:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2284 transitions. [2018-10-04 13:48:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1147 states and 2286 transitions. [2018-10-04 13:48:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2286 transitions. [2018-10-04 13:48:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1148 states and 2288 transitions. [2018-10-04 13:48:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2288 transitions. [2018-10-04 13:48:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1149 states and 2290 transitions. [2018-10-04 13:48:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2290 transitions. [2018-10-04 13:48:50,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1150 states and 2292 transitions. [2018-10-04 13:48:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2292 transitions. [2018-10-04 13:48:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:50,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:50,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1151 states and 2294 transitions. [2018-10-04 13:48:50,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2294 transitions. [2018-10-04 13:48:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:50,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:50,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1152 states and 2296 transitions. [2018-10-04 13:48:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2296 transitions. [2018-10-04 13:48:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1153 states and 2298 transitions. [2018-10-04 13:48:51,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2298 transitions. [2018-10-04 13:48:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1154 states and 2300 transitions. [2018-10-04 13:48:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2300 transitions. [2018-10-04 13:48:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1155 states and 2302 transitions. [2018-10-04 13:48:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2302 transitions. [2018-10-04 13:48:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1156 states and 2304 transitions. [2018-10-04 13:48:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2304 transitions. [2018-10-04 13:48:51,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1157 states and 2306 transitions. [2018-10-04 13:48:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2306 transitions. [2018-10-04 13:48:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1158 states and 2308 transitions. [2018-10-04 13:48:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2308 transitions. [2018-10-04 13:48:51,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1159 states and 2310 transitions. [2018-10-04 13:48:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2310 transitions. [2018-10-04 13:48:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1160 states and 2312 transitions. [2018-10-04 13:48:51,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2312 transitions. [2018-10-04 13:48:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1161 states and 2314 transitions. [2018-10-04 13:48:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2314 transitions. [2018-10-04 13:48:51,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1162 states and 2316 transitions. [2018-10-04 13:48:51,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2316 transitions. [2018-10-04 13:48:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:51,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:51,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:51,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1163 states and 2318 transitions. [2018-10-04 13:48:52,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2318 transitions. [2018-10-04 13:48:52,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1164 states and 2320 transitions. [2018-10-04 13:48:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2320 transitions. [2018-10-04 13:48:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1165 states and 2322 transitions. [2018-10-04 13:48:52,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2322 transitions. [2018-10-04 13:48:52,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1166 states and 2324 transitions. [2018-10-04 13:48:52,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2324 transitions. [2018-10-04 13:48:52,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1167 states and 2326 transitions. [2018-10-04 13:48:52,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2326 transitions. [2018-10-04 13:48:52,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1168 states and 2328 transitions. [2018-10-04 13:48:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2328 transitions. [2018-10-04 13:48:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1169 states and 2330 transitions. [2018-10-04 13:48:52,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2330 transitions. [2018-10-04 13:48:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1170 states and 2332 transitions. [2018-10-04 13:48:52,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2332 transitions. [2018-10-04 13:48:52,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1171 states and 2334 transitions. [2018-10-04 13:48:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2334 transitions. [2018-10-04 13:48:52,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1172 states and 2336 transitions. [2018-10-04 13:48:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2336 transitions. [2018-10-04 13:48:52,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:52,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1173 states and 2338 transitions. [2018-10-04 13:48:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2338 transitions. [2018-10-04 13:48:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:52,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:52,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1174 states and 2340 transitions. [2018-10-04 13:48:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2340 transitions. [2018-10-04 13:48:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1175 states and 2342 transitions. [2018-10-04 13:48:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2342 transitions. [2018-10-04 13:48:53,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1176 states and 2344 transitions. [2018-10-04 13:48:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2344 transitions. [2018-10-04 13:48:53,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1177 states and 2346 transitions. [2018-10-04 13:48:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2346 transitions. [2018-10-04 13:48:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1178 states and 2348 transitions. [2018-10-04 13:48:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2348 transitions. [2018-10-04 13:48:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1179 states and 2350 transitions. [2018-10-04 13:48:53,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2350 transitions. [2018-10-04 13:48:53,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1180 states and 2352 transitions. [2018-10-04 13:48:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2352 transitions. [2018-10-04 13:48:53,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1181 states and 2354 transitions. [2018-10-04 13:48:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2354 transitions. [2018-10-04 13:48:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1182 states and 2356 transitions. [2018-10-04 13:48:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2356 transitions. [2018-10-04 13:48:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1183 states and 2358 transitions. [2018-10-04 13:48:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2358 transitions. [2018-10-04 13:48:53,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:53,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1184 states and 2360 transitions. [2018-10-04 13:48:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2360 transitions. [2018-10-04 13:48:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:53,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:53,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1185 states and 2362 transitions. [2018-10-04 13:48:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2362 transitions. [2018-10-04 13:48:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1186 states and 2364 transitions. [2018-10-04 13:48:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2364 transitions. [2018-10-04 13:48:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1187 states and 2366 transitions. [2018-10-04 13:48:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2366 transitions. [2018-10-04 13:48:54,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1188 states and 2368 transitions. [2018-10-04 13:48:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2368 transitions. [2018-10-04 13:48:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1189 states and 2370 transitions. [2018-10-04 13:48:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2370 transitions. [2018-10-04 13:48:54,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1190 states and 2372 transitions. [2018-10-04 13:48:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2372 transitions. [2018-10-04 13:48:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1191 states and 2374 transitions. [2018-10-04 13:48:54,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2374 transitions. [2018-10-04 13:48:54,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1192 states and 2376 transitions. [2018-10-04 13:48:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2376 transitions. [2018-10-04 13:48:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1193 states and 2378 transitions. [2018-10-04 13:48:54,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2378 transitions. [2018-10-04 13:48:54,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:54,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1194 states and 2380 transitions. [2018-10-04 13:48:54,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2380 transitions. [2018-10-04 13:48:54,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:54,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:54,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1195 states and 2382 transitions. [2018-10-04 13:48:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2382 transitions. [2018-10-04 13:48:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1196 states and 2384 transitions. [2018-10-04 13:48:55,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2384 transitions. [2018-10-04 13:48:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1197 states and 2386 transitions. [2018-10-04 13:48:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2386 transitions. [2018-10-04 13:48:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1198 states and 2388 transitions. [2018-10-04 13:48:55,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2388 transitions. [2018-10-04 13:48:55,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1199 states and 2390 transitions. [2018-10-04 13:48:55,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2390 transitions. [2018-10-04 13:48:55,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1200 states and 2392 transitions. [2018-10-04 13:48:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2392 transitions. [2018-10-04 13:48:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1201 states and 2394 transitions. [2018-10-04 13:48:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2394 transitions. [2018-10-04 13:48:55,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1202 states and 2396 transitions. [2018-10-04 13:48:55,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2396 transitions. [2018-10-04 13:48:55,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1203 states and 2398 transitions. [2018-10-04 13:48:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2398 transitions. [2018-10-04 13:48:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:55,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:55,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1204 states and 2400 transitions. [2018-10-04 13:48:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2400 transitions. [2018-10-04 13:48:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1205 states and 2402 transitions. [2018-10-04 13:48:56,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2402 transitions. [2018-10-04 13:48:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1206 states and 2404 transitions. [2018-10-04 13:48:56,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2404 transitions. [2018-10-04 13:48:56,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1207 states and 2406 transitions. [2018-10-04 13:48:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2406 transitions. [2018-10-04 13:48:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1208 states and 2408 transitions. [2018-10-04 13:48:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2408 transitions. [2018-10-04 13:48:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1209 states and 2410 transitions. [2018-10-04 13:48:56,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2410 transitions. [2018-10-04 13:48:56,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1210 states and 2412 transitions. [2018-10-04 13:48:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2412 transitions. [2018-10-04 13:48:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1211 states and 2414 transitions. [2018-10-04 13:48:56,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2414 transitions. [2018-10-04 13:48:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1212 states and 2416 transitions. [2018-10-04 13:48:56,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2416 transitions. [2018-10-04 13:48:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:56,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1213 states and 2418 transitions. [2018-10-04 13:48:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2418 transitions. [2018-10-04 13:48:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:56,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:56,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:56,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1214 states and 2420 transitions. [2018-10-04 13:48:57,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2420 transitions. [2018-10-04 13:48:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1215 states and 2422 transitions. [2018-10-04 13:48:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2422 transitions. [2018-10-04 13:48:57,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1216 states and 2424 transitions. [2018-10-04 13:48:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2424 transitions. [2018-10-04 13:48:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1217 states and 2426 transitions. [2018-10-04 13:48:57,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2426 transitions. [2018-10-04 13:48:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1218 states and 2428 transitions. [2018-10-04 13:48:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2428 transitions. [2018-10-04 13:48:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1219 states and 2430 transitions. [2018-10-04 13:48:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2430 transitions. [2018-10-04 13:48:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1220 states and 2432 transitions. [2018-10-04 13:48:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2432 transitions. [2018-10-04 13:48:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1221 states and 2434 transitions. [2018-10-04 13:48:57,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2434 transitions. [2018-10-04 13:48:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1222 states and 2436 transitions. [2018-10-04 13:48:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2436 transitions. [2018-10-04 13:48:57,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1223 states and 2438 transitions. [2018-10-04 13:48:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2438 transitions. [2018-10-04 13:48:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:57,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:57,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1224 states and 2440 transitions. [2018-10-04 13:48:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2440 transitions. [2018-10-04 13:48:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1225 states and 2442 transitions. [2018-10-04 13:48:58,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2442 transitions. [2018-10-04 13:48:58,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1226 states and 2444 transitions. [2018-10-04 13:48:58,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2444 transitions. [2018-10-04 13:48:58,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1227 states and 2446 transitions. [2018-10-04 13:48:58,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2446 transitions. [2018-10-04 13:48:58,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 1228 states and 2448 transitions. [2018-10-04 13:48:58,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2448 transitions. [2018-10-04 13:48:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1229 states and 2450 transitions. [2018-10-04 13:48:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2450 transitions. [2018-10-04 13:48:58,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1230 states and 2452 transitions. [2018-10-04 13:48:58,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2452 transitions. [2018-10-04 13:48:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1231 states and 2454 transitions. [2018-10-04 13:48:58,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2454 transitions. [2018-10-04 13:48:58,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1232 states and 2456 transitions. [2018-10-04 13:48:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2456 transitions. [2018-10-04 13:48:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:58,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1233 states and 2458 transitions. [2018-10-04 13:48:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2458 transitions. [2018-10-04 13:48:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:58,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:58,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1234 states and 2460 transitions. [2018-10-04 13:48:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2460 transitions. [2018-10-04 13:48:59,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1235 states and 2462 transitions. [2018-10-04 13:48:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2462 transitions. [2018-10-04 13:48:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1236 states and 2464 transitions. [2018-10-04 13:48:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2464 transitions. [2018-10-04 13:48:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 1237 states and 2466 transitions. [2018-10-04 13:48:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2466 transitions. [2018-10-04 13:48:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1238 states and 2468 transitions. [2018-10-04 13:48:59,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2468 transitions. [2018-10-04 13:48:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 1239 states and 2470 transitions. [2018-10-04 13:48:59,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2470 transitions. [2018-10-04 13:48:59,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 1240 states and 2472 transitions. [2018-10-04 13:48:59,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2472 transitions. [2018-10-04 13:48:59,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 1241 states and 2474 transitions. [2018-10-04 13:48:59,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2474 transitions. [2018-10-04 13:48:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1242 states and 2476 transitions. [2018-10-04 13:48:59,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2476 transitions. [2018-10-04 13:48:59,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:48:59,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:48:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 1243 states and 2478 transitions. [2018-10-04 13:48:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2478 transitions. [2018-10-04 13:48:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:48:59,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:48:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:48:59,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:48:59,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1244 states and 2480 transitions. [2018-10-04 13:49:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2480 transitions. [2018-10-04 13:49:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 1245 states and 2482 transitions. [2018-10-04 13:49:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2482 transitions. [2018-10-04 13:49:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1246 states and 2484 transitions. [2018-10-04 13:49:00,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2484 transitions. [2018-10-04 13:49:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1247 states and 2486 transitions. [2018-10-04 13:49:00,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2486 transitions. [2018-10-04 13:49:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 1248 states and 2488 transitions. [2018-10-04 13:49:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2488 transitions. [2018-10-04 13:49:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 1249 states and 2490 transitions. [2018-10-04 13:49:00,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2490 transitions. [2018-10-04 13:49:00,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1250 states and 2492 transitions. [2018-10-04 13:49:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2492 transitions. [2018-10-04 13:49:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1251 states and 2494 transitions. [2018-10-04 13:49:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2494 transitions. [2018-10-04 13:49:00,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1252 states and 2496 transitions. [2018-10-04 13:49:00,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2496 transitions. [2018-10-04 13:49:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1253 states and 2498 transitions. [2018-10-04 13:49:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2498 transitions. [2018-10-04 13:49:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:00,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1254 states and 2500 transitions. [2018-10-04 13:49:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2500 transitions. [2018-10-04 13:49:00,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:00,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:00,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 1255 states and 2502 transitions. [2018-10-04 13:49:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2502 transitions. [2018-10-04 13:49:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 1256 states and 2504 transitions. [2018-10-04 13:49:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2504 transitions. [2018-10-04 13:49:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1257 states and 2506 transitions. [2018-10-04 13:49:01,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2506 transitions. [2018-10-04 13:49:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1258 states and 2508 transitions. [2018-10-04 13:49:01,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2508 transitions. [2018-10-04 13:49:01,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1259 states and 2510 transitions. [2018-10-04 13:49:01,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2510 transitions. [2018-10-04 13:49:01,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1260 states and 2512 transitions. [2018-10-04 13:49:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2512 transitions. [2018-10-04 13:49:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1261 states and 2514 transitions. [2018-10-04 13:49:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2514 transitions. [2018-10-04 13:49:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 1262 states and 2516 transitions. [2018-10-04 13:49:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2516 transitions. [2018-10-04 13:49:01,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1263 states and 2518 transitions. [2018-10-04 13:49:01,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2518 transitions. [2018-10-04 13:49:01,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1264 states and 2520 transitions. [2018-10-04 13:49:01,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2520 transitions. [2018-10-04 13:49:01,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:01,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:01,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1265 states and 2522 transitions. [2018-10-04 13:49:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2522 transitions. [2018-10-04 13:49:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:01,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:01,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 1266 states and 2524 transitions. [2018-10-04 13:49:02,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2524 transitions. [2018-10-04 13:49:02,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1267 states and 2526 transitions. [2018-10-04 13:49:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2526 transitions. [2018-10-04 13:49:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 1268 states and 2528 transitions. [2018-10-04 13:49:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2528 transitions. [2018-10-04 13:49:02,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 1269 states and 2530 transitions. [2018-10-04 13:49:02,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2530 transitions. [2018-10-04 13:49:02,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1270 states and 2532 transitions. [2018-10-04 13:49:02,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2532 transitions. [2018-10-04 13:49:02,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 1271 states and 2534 transitions. [2018-10-04 13:49:02,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2534 transitions. [2018-10-04 13:49:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1272 states and 2536 transitions. [2018-10-04 13:49:02,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2536 transitions. [2018-10-04 13:49:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1273 states and 2538 transitions. [2018-10-04 13:49:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2538 transitions. [2018-10-04 13:49:02,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1274 states and 2540 transitions. [2018-10-04 13:49:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2540 transitions. [2018-10-04 13:49:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1275 states and 2542 transitions. [2018-10-04 13:49:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2542 transitions. [2018-10-04 13:49:02,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 1276 states and 2544 transitions. [2018-10-04 13:49:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2544 transitions. [2018-10-04 13:49:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:02,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:02,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 1277 states and 2546 transitions. [2018-10-04 13:49:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2546 transitions. [2018-10-04 13:49:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 1278 states and 2548 transitions. [2018-10-04 13:49:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2548 transitions. [2018-10-04 13:49:03,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1279 states and 2550 transitions. [2018-10-04 13:49:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2550 transitions. [2018-10-04 13:49:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 1280 states and 2552 transitions. [2018-10-04 13:49:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2552 transitions. [2018-10-04 13:49:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1281 states and 2554 transitions. [2018-10-04 13:49:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2554 transitions. [2018-10-04 13:49:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1282 states and 2556 transitions. [2018-10-04 13:49:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2556 transitions. [2018-10-04 13:49:03,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1283 states and 2558 transitions. [2018-10-04 13:49:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2558 transitions. [2018-10-04 13:49:03,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1284 states and 2560 transitions. [2018-10-04 13:49:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2560 transitions. [2018-10-04 13:49:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:03,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:03,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1285 states and 2562 transitions. [2018-10-04 13:49:03,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2562 transitions. [2018-10-04 13:49:03,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:03,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:03,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1286 states and 2564 transitions. [2018-10-04 13:49:04,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2564 transitions. [2018-10-04 13:49:04,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1287 states and 2566 transitions. [2018-10-04 13:49:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2566 transitions. [2018-10-04 13:49:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 1288 states and 2568 transitions. [2018-10-04 13:49:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2568 transitions. [2018-10-04 13:49:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1289 states and 2570 transitions. [2018-10-04 13:49:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2570 transitions. [2018-10-04 13:49:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1290 states and 2572 transitions. [2018-10-04 13:49:04,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2572 transitions. [2018-10-04 13:49:04,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1291 states and 2574 transitions. [2018-10-04 13:49:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2574 transitions. [2018-10-04 13:49:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1292 states and 2576 transitions. [2018-10-04 13:49:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2576 transitions. [2018-10-04 13:49:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1293 states and 2578 transitions. [2018-10-04 13:49:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2578 transitions. [2018-10-04 13:49:04,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1294 states and 2580 transitions. [2018-10-04 13:49:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2580 transitions. [2018-10-04 13:49:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1295 states and 2582 transitions. [2018-10-04 13:49:04,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2582 transitions. [2018-10-04 13:49:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:04,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1296 states and 2584 transitions. [2018-10-04 13:49:04,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2584 transitions. [2018-10-04 13:49:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:04,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:04,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1297 states and 2586 transitions. [2018-10-04 13:49:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2586 transitions. [2018-10-04 13:49:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1298 states and 2588 transitions. [2018-10-04 13:49:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2588 transitions. [2018-10-04 13:49:05,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1299 states and 2590 transitions. [2018-10-04 13:49:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2590 transitions. [2018-10-04 13:49:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 1300 states and 2592 transitions. [2018-10-04 13:49:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2592 transitions. [2018-10-04 13:49:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 1301 states and 2594 transitions. [2018-10-04 13:49:05,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2594 transitions. [2018-10-04 13:49:05,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1302 states and 2596 transitions. [2018-10-04 13:49:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2596 transitions. [2018-10-04 13:49:05,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 1303 states and 2598 transitions. [2018-10-04 13:49:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2598 transitions. [2018-10-04 13:49:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1304 states and 2600 transitions. [2018-10-04 13:49:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2600 transitions. [2018-10-04 13:49:05,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 1305 states and 2602 transitions. [2018-10-04 13:49:05,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2602 transitions. [2018-10-04 13:49:05,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:05,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:05,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1306 states and 2604 transitions. [2018-10-04 13:49:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2604 transitions. [2018-10-04 13:49:05,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:05,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:05,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 1307 states and 2606 transitions. [2018-10-04 13:49:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2606 transitions. [2018-10-04 13:49:06,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 1308 states and 2608 transitions. [2018-10-04 13:49:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2608 transitions. [2018-10-04 13:49:06,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 1309 states and 2610 transitions. [2018-10-04 13:49:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2610 transitions. [2018-10-04 13:49:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1310 states and 2612 transitions. [2018-10-04 13:49:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2612 transitions. [2018-10-04 13:49:06,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 1311 states and 2614 transitions. [2018-10-04 13:49:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2614 transitions. [2018-10-04 13:49:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1312 states and 2616 transitions. [2018-10-04 13:49:06,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2616 transitions. [2018-10-04 13:49:06,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 1313 states and 2618 transitions. [2018-10-04 13:49:06,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2618 transitions. [2018-10-04 13:49:06,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1314 states and 2620 transitions. [2018-10-04 13:49:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2620 transitions. [2018-10-04 13:49:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1315 states and 2622 transitions. [2018-10-04 13:49:06,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2622 transitions. [2018-10-04 13:49:06,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 1316 states and 2624 transitions. [2018-10-04 13:49:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2624 transitions. [2018-10-04 13:49:06,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:06,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:06,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:06,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1317 states and 2626 transitions. [2018-10-04 13:49:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2626 transitions. [2018-10-04 13:49:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 1318 states and 2628 transitions. [2018-10-04 13:49:07,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2628 transitions. [2018-10-04 13:49:07,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 1319 states and 2630 transitions. [2018-10-04 13:49:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2630 transitions. [2018-10-04 13:49:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1320 states and 2632 transitions. [2018-10-04 13:49:07,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2632 transitions. [2018-10-04 13:49:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 1321 states and 2634 transitions. [2018-10-04 13:49:07,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2634 transitions. [2018-10-04 13:49:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1322 states and 2636 transitions. [2018-10-04 13:49:07,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2636 transitions. [2018-10-04 13:49:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1323 states and 2638 transitions. [2018-10-04 13:49:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2638 transitions. [2018-10-04 13:49:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 1324 states and 2640 transitions. [2018-10-04 13:49:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2640 transitions. [2018-10-04 13:49:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 1325 states and 2642 transitions. [2018-10-04 13:49:07,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2642 transitions. [2018-10-04 13:49:07,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1326 states and 2644 transitions. [2018-10-04 13:49:07,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2644 transitions. [2018-10-04 13:49:07,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:07,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 1327 states and 2646 transitions. [2018-10-04 13:49:07,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2646 transitions. [2018-10-04 13:49:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:07,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:07,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:07,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 1328 states and 2648 transitions. [2018-10-04 13:49:08,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2648 transitions. [2018-10-04 13:49:08,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 1329 states and 2650 transitions. [2018-10-04 13:49:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2650 transitions. [2018-10-04 13:49:08,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1330 states and 2652 transitions. [2018-10-04 13:49:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2652 transitions. [2018-10-04 13:49:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 1331 states and 2654 transitions. [2018-10-04 13:49:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2654 transitions. [2018-10-04 13:49:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 1332 states and 2656 transitions. [2018-10-04 13:49:08,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2656 transitions. [2018-10-04 13:49:08,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1333 states and 2658 transitions. [2018-10-04 13:49:08,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2658 transitions. [2018-10-04 13:49:08,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 1334 states and 2660 transitions. [2018-10-04 13:49:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2660 transitions. [2018-10-04 13:49:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1335 states and 2662 transitions. [2018-10-04 13:49:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2662 transitions. [2018-10-04 13:49:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1336 states and 2664 transitions. [2018-10-04 13:49:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2664 transitions. [2018-10-04 13:49:08,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:08,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:08,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1337 states and 2666 transitions. [2018-10-04 13:49:09,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2666 transitions. [2018-10-04 13:49:09,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1338 states and 2668 transitions. [2018-10-04 13:49:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2668 transitions. [2018-10-04 13:49:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 1339 states and 2670 transitions. [2018-10-04 13:49:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2670 transitions. [2018-10-04 13:49:09,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1340 states and 2672 transitions. [2018-10-04 13:49:09,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2672 transitions. [2018-10-04 13:49:09,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 1341 states and 2674 transitions. [2018-10-04 13:49:09,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2674 transitions. [2018-10-04 13:49:09,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 1342 states and 2676 transitions. [2018-10-04 13:49:09,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2676 transitions. [2018-10-04 13:49:09,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1343 states and 2678 transitions. [2018-10-04 13:49:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2678 transitions. [2018-10-04 13:49:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1344 states and 2680 transitions. [2018-10-04 13:49:09,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2680 transitions. [2018-10-04 13:49:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 1345 states and 2682 transitions. [2018-10-04 13:49:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2682 transitions. [2018-10-04 13:49:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1346 states and 2684 transitions. [2018-10-04 13:49:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2684 transitions. [2018-10-04 13:49:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1347 states and 2686 transitions. [2018-10-04 13:49:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2686 transitions. [2018-10-04 13:49:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:09,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:09,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 1348 states and 2688 transitions. [2018-10-04 13:49:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2688 transitions. [2018-10-04 13:49:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 1349 states and 2690 transitions. [2018-10-04 13:49:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2690 transitions. [2018-10-04 13:49:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 1350 states and 2692 transitions. [2018-10-04 13:49:10,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2692 transitions. [2018-10-04 13:49:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1351 states and 2694 transitions. [2018-10-04 13:49:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2694 transitions. [2018-10-04 13:49:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1352 states and 2696 transitions. [2018-10-04 13:49:10,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2696 transitions. [2018-10-04 13:49:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1353 states and 2698 transitions. [2018-10-04 13:49:10,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2698 transitions. [2018-10-04 13:49:10,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1354 states and 2700 transitions. [2018-10-04 13:49:10,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2700 transitions. [2018-10-04 13:49:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1355 states and 2702 transitions. [2018-10-04 13:49:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2702 transitions. [2018-10-04 13:49:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:10,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1356 states and 2704 transitions. [2018-10-04 13:49:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2704 transitions. [2018-10-04 13:49:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:10,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:10,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1357 states and 2706 transitions. [2018-10-04 13:49:11,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2706 transitions. [2018-10-04 13:49:11,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1358 states and 2708 transitions. [2018-10-04 13:49:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2708 transitions. [2018-10-04 13:49:11,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1359 states and 2710 transitions. [2018-10-04 13:49:11,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2710 transitions. [2018-10-04 13:49:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1360 states and 2712 transitions. [2018-10-04 13:49:11,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2712 transitions. [2018-10-04 13:49:11,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1361 states and 2714 transitions. [2018-10-04 13:49:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2714 transitions. [2018-10-04 13:49:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1362 states and 2716 transitions. [2018-10-04 13:49:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2716 transitions. [2018-10-04 13:49:11,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 1363 states and 2718 transitions. [2018-10-04 13:49:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2718 transitions. [2018-10-04 13:49:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 1364 states and 2720 transitions. [2018-10-04 13:49:11,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2720 transitions. [2018-10-04 13:49:11,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1365 states and 2722 transitions. [2018-10-04 13:49:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2722 transitions. [2018-10-04 13:49:11,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1366 states and 2724 transitions. [2018-10-04 13:49:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2724 transitions. [2018-10-04 13:49:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:11,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:11,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:11,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1367 states and 2726 transitions. [2018-10-04 13:49:12,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2726 transitions. [2018-10-04 13:49:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1368 states and 2728 transitions. [2018-10-04 13:49:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2728 transitions. [2018-10-04 13:49:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 1369 states and 2730 transitions. [2018-10-04 13:49:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2730 transitions. [2018-10-04 13:49:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1370 states and 2732 transitions. [2018-10-04 13:49:12,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2732 transitions. [2018-10-04 13:49:12,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1371 states and 2734 transitions. [2018-10-04 13:49:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2734 transitions. [2018-10-04 13:49:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1372 states and 2736 transitions. [2018-10-04 13:49:12,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2736 transitions. [2018-10-04 13:49:12,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1373 states and 2738 transitions. [2018-10-04 13:49:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2738 transitions. [2018-10-04 13:49:12,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 1374 states and 2740 transitions. [2018-10-04 13:49:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2740 transitions. [2018-10-04 13:49:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1375 states and 2742 transitions. [2018-10-04 13:49:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2742 transitions. [2018-10-04 13:49:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1376 states and 2744 transitions. [2018-10-04 13:49:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2744 transitions. [2018-10-04 13:49:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:12,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:12,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1377 states and 2746 transitions. [2018-10-04 13:49:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2746 transitions. [2018-10-04 13:49:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 1378 states and 2748 transitions. [2018-10-04 13:49:13,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2748 transitions. [2018-10-04 13:49:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1379 states and 2750 transitions. [2018-10-04 13:49:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2750 transitions. [2018-10-04 13:49:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1380 states and 2752 transitions. [2018-10-04 13:49:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2752 transitions. [2018-10-04 13:49:13,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1381 states and 2754 transitions. [2018-10-04 13:49:13,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2754 transitions. [2018-10-04 13:49:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1382 states and 2756 transitions. [2018-10-04 13:49:13,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2756 transitions. [2018-10-04 13:49:13,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1383 states and 2758 transitions. [2018-10-04 13:49:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2758 transitions. [2018-10-04 13:49:13,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1384 states and 2760 transitions. [2018-10-04 13:49:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2760 transitions. [2018-10-04 13:49:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 1385 states and 2762 transitions. [2018-10-04 13:49:13,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2762 transitions. [2018-10-04 13:49:13,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:13,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1386 states and 2764 transitions. [2018-10-04 13:49:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2764 transitions. [2018-10-04 13:49:13,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:13,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:13,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:13,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1387 states and 2766 transitions. [2018-10-04 13:49:14,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2766 transitions. [2018-10-04 13:49:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1388 states and 2768 transitions. [2018-10-04 13:49:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2768 transitions. [2018-10-04 13:49:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1389 states and 2770 transitions. [2018-10-04 13:49:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2770 transitions. [2018-10-04 13:49:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1390 states and 2772 transitions. [2018-10-04 13:49:14,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2772 transitions. [2018-10-04 13:49:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1391 states and 2774 transitions. [2018-10-04 13:49:14,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2774 transitions. [2018-10-04 13:49:14,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 1392 states and 2776 transitions. [2018-10-04 13:49:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2776 transitions. [2018-10-04 13:49:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 1393 states and 2778 transitions. [2018-10-04 13:49:14,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2778 transitions. [2018-10-04 13:49:14,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1394 states and 2780 transitions. [2018-10-04 13:49:14,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2780 transitions. [2018-10-04 13:49:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1395 states and 2782 transitions. [2018-10-04 13:49:14,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2782 transitions. [2018-10-04 13:49:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1396 states and 2784 transitions. [2018-10-04 13:49:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2784 transitions. [2018-10-04 13:49:14,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:14,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:14,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:14,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 1397 states and 2786 transitions. [2018-10-04 13:49:15,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2786 transitions. [2018-10-04 13:49:15,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1398 states and 2788 transitions. [2018-10-04 13:49:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2788 transitions. [2018-10-04 13:49:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 1399 states and 2790 transitions. [2018-10-04 13:49:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2790 transitions. [2018-10-04 13:49:15,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1400 states and 2792 transitions. [2018-10-04 13:49:15,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2792 transitions. [2018-10-04 13:49:15,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 1401 states and 2794 transitions. [2018-10-04 13:49:15,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2794 transitions. [2018-10-04 13:49:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1402 states and 2796 transitions. [2018-10-04 13:49:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2796 transitions. [2018-10-04 13:49:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1403 states and 2798 transitions. [2018-10-04 13:49:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2798 transitions. [2018-10-04 13:49:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1404 states and 2800 transitions. [2018-10-04 13:49:15,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2800 transitions. [2018-10-04 13:49:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1405 states and 2802 transitions. [2018-10-04 13:49:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2802 transitions. [2018-10-04 13:49:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1406 states and 2804 transitions. [2018-10-04 13:49:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2804 transitions. [2018-10-04 13:49:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:15,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:15,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1407 states and 2806 transitions. [2018-10-04 13:49:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2806 transitions. [2018-10-04 13:49:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1408 states and 2808 transitions. [2018-10-04 13:49:16,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2808 transitions. [2018-10-04 13:49:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1409 states and 2810 transitions. [2018-10-04 13:49:16,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2810 transitions. [2018-10-04 13:49:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 1410 states and 2812 transitions. [2018-10-04 13:49:16,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2812 transitions. [2018-10-04 13:49:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1411 states and 2814 transitions. [2018-10-04 13:49:16,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2814 transitions. [2018-10-04 13:49:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 1412 states and 2816 transitions. [2018-10-04 13:49:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2816 transitions. [2018-10-04 13:49:16,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1413 states and 2818 transitions. [2018-10-04 13:49:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2818 transitions. [2018-10-04 13:49:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 1414 states and 2820 transitions. [2018-10-04 13:49:16,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2820 transitions. [2018-10-04 13:49:16,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1415 states and 2822 transitions. [2018-10-04 13:49:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2822 transitions. [2018-10-04 13:49:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1416 states and 2824 transitions. [2018-10-04 13:49:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2824 transitions. [2018-10-04 13:49:16,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:16,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:16,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1417 states and 2826 transitions. [2018-10-04 13:49:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2826 transitions. [2018-10-04 13:49:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1418 states and 2828 transitions. [2018-10-04 13:49:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2828 transitions. [2018-10-04 13:49:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1419 states and 2830 transitions. [2018-10-04 13:49:17,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2830 transitions. [2018-10-04 13:49:17,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 1420 states and 2832 transitions. [2018-10-04 13:49:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2832 transitions. [2018-10-04 13:49:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1421 states and 2834 transitions. [2018-10-04 13:49:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2834 transitions. [2018-10-04 13:49:17,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1422 states and 2836 transitions. [2018-10-04 13:49:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2836 transitions. [2018-10-04 13:49:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1423 states and 2838 transitions. [2018-10-04 13:49:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2838 transitions. [2018-10-04 13:49:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1424 states and 2840 transitions. [2018-10-04 13:49:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2840 transitions. [2018-10-04 13:49:17,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1425 states and 2842 transitions. [2018-10-04 13:49:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2842 transitions. [2018-10-04 13:49:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:17,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 1426 states and 2844 transitions. [2018-10-04 13:49:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2844 transitions. [2018-10-04 13:49:17,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:17,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:17,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:17,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1427 states and 2846 transitions. [2018-10-04 13:49:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2846 transitions. [2018-10-04 13:49:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1428 states and 2848 transitions. [2018-10-04 13:49:18,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2848 transitions. [2018-10-04 13:49:18,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 1429 states and 2850 transitions. [2018-10-04 13:49:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2850 transitions. [2018-10-04 13:49:18,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1430 states and 2852 transitions. [2018-10-04 13:49:18,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2852 transitions. [2018-10-04 13:49:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1431 states and 2854 transitions. [2018-10-04 13:49:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2854 transitions. [2018-10-04 13:49:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1432 states and 2856 transitions. [2018-10-04 13:49:18,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2856 transitions. [2018-10-04 13:49:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1433 states and 2858 transitions. [2018-10-04 13:49:18,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2858 transitions. [2018-10-04 13:49:18,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1434 states and 2860 transitions. [2018-10-04 13:49:18,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2860 transitions. [2018-10-04 13:49:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1435 states and 2862 transitions. [2018-10-04 13:49:18,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2862 transitions. [2018-10-04 13:49:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:18,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1436 states and 2864 transitions. [2018-10-04 13:49:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2864 transitions. [2018-10-04 13:49:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:18,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:18,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1437 states and 2866 transitions. [2018-10-04 13:49:19,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2866 transitions. [2018-10-04 13:49:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 1438 states and 2868 transitions. [2018-10-04 13:49:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2868 transitions. [2018-10-04 13:49:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1439 states and 2870 transitions. [2018-10-04 13:49:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2870 transitions. [2018-10-04 13:49:19,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 1440 states and 2872 transitions. [2018-10-04 13:49:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2872 transitions. [2018-10-04 13:49:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1441 states and 2874 transitions. [2018-10-04 13:49:19,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2874 transitions. [2018-10-04 13:49:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 1442 states and 2876 transitions. [2018-10-04 13:49:19,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2876 transitions. [2018-10-04 13:49:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 1443 states and 2878 transitions. [2018-10-04 13:49:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 2878 transitions. [2018-10-04 13:49:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 1444 states and 2880 transitions. [2018-10-04 13:49:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2880 transitions. [2018-10-04 13:49:19,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:19,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:19,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1445 states and 2882 transitions. [2018-10-04 13:49:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2882 transitions. [2018-10-04 13:49:19,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:19,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:19,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1446 states and 2884 transitions. [2018-10-04 13:49:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2884 transitions. [2018-10-04 13:49:20,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1447 states and 2886 transitions. [2018-10-04 13:49:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2886 transitions. [2018-10-04 13:49:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1448 states and 2888 transitions. [2018-10-04 13:49:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2888 transitions. [2018-10-04 13:49:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1449 states and 2890 transitions. [2018-10-04 13:49:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2890 transitions. [2018-10-04 13:49:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1450 states and 2892 transitions. [2018-10-04 13:49:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2892 transitions. [2018-10-04 13:49:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1451 states and 2894 transitions. [2018-10-04 13:49:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2894 transitions. [2018-10-04 13:49:20,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1452 states and 2896 transitions. [2018-10-04 13:49:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2896 transitions. [2018-10-04 13:49:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1453 states and 2898 transitions. [2018-10-04 13:49:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2898 transitions. [2018-10-04 13:49:20,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1454 states and 2900 transitions. [2018-10-04 13:49:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2900 transitions. [2018-10-04 13:49:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 1455 states and 2902 transitions. [2018-10-04 13:49:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2902 transitions. [2018-10-04 13:49:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:20,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:20,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:20,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1456 states and 2904 transitions. [2018-10-04 13:49:21,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2904 transitions. [2018-10-04 13:49:21,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1457 states and 2906 transitions. [2018-10-04 13:49:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2906 transitions. [2018-10-04 13:49:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1458 states and 2908 transitions. [2018-10-04 13:49:21,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2908 transitions. [2018-10-04 13:49:21,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1459 states and 2910 transitions. [2018-10-04 13:49:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2910 transitions. [2018-10-04 13:49:21,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 1460 states and 2912 transitions. [2018-10-04 13:49:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2912 transitions. [2018-10-04 13:49:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1461 states and 2914 transitions. [2018-10-04 13:49:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2914 transitions. [2018-10-04 13:49:21,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1462 states and 2916 transitions. [2018-10-04 13:49:21,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2916 transitions. [2018-10-04 13:49:21,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:21,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1463 states and 2918 transitions. [2018-10-04 13:49:21,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2918 transitions. [2018-10-04 13:49:21,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:21,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:21,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1464 states and 2920 transitions. [2018-10-04 13:49:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2920 transitions. [2018-10-04 13:49:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1465 states and 2922 transitions. [2018-10-04 13:49:22,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2922 transitions. [2018-10-04 13:49:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1466 states and 2924 transitions. [2018-10-04 13:49:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2924 transitions. [2018-10-04 13:49:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1467 states and 2926 transitions. [2018-10-04 13:49:22,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2926 transitions. [2018-10-04 13:49:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 1468 states and 2928 transitions. [2018-10-04 13:49:22,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2928 transitions. [2018-10-04 13:49:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 1469 states and 2930 transitions. [2018-10-04 13:49:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2930 transitions. [2018-10-04 13:49:22,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 1470 states and 2932 transitions. [2018-10-04 13:49:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2932 transitions. [2018-10-04 13:49:22,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 1471 states and 2934 transitions. [2018-10-04 13:49:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2934 transitions. [2018-10-04 13:49:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 1472 states and 2936 transitions. [2018-10-04 13:49:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2936 transitions. [2018-10-04 13:49:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:22,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1473 states and 2938 transitions. [2018-10-04 13:49:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2938 transitions. [2018-10-04 13:49:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:22,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:22,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1474 states and 2940 transitions. [2018-10-04 13:49:23,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2940 transitions. [2018-10-04 13:49:23,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1475 states and 2942 transitions. [2018-10-04 13:49:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2942 transitions. [2018-10-04 13:49:23,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1476 states and 2944 transitions. [2018-10-04 13:49:23,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2944 transitions. [2018-10-04 13:49:23,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 1477 states and 2946 transitions. [2018-10-04 13:49:23,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2946 transitions. [2018-10-04 13:49:23,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 1478 states and 2948 transitions. [2018-10-04 13:49:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2948 transitions. [2018-10-04 13:49:23,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1479 states and 2950 transitions. [2018-10-04 13:49:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2950 transitions. [2018-10-04 13:49:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1480 states and 2952 transitions. [2018-10-04 13:49:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2952 transitions. [2018-10-04 13:49:23,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1481 states and 2954 transitions. [2018-10-04 13:49:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2954 transitions. [2018-10-04 13:49:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1482 states and 2956 transitions. [2018-10-04 13:49:23,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2956 transitions. [2018-10-04 13:49:23,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:23,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 1483 states and 2958 transitions. [2018-10-04 13:49:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2958 transitions. [2018-10-04 13:49:23,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:23,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:23,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1484 states and 2960 transitions. [2018-10-04 13:49:24,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2960 transitions. [2018-10-04 13:49:24,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1485 states and 2962 transitions. [2018-10-04 13:49:24,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2962 transitions. [2018-10-04 13:49:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1486 states and 2964 transitions. [2018-10-04 13:49:24,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2964 transitions. [2018-10-04 13:49:24,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1487 states and 2966 transitions. [2018-10-04 13:49:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2966 transitions. [2018-10-04 13:49:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1488 states and 2968 transitions. [2018-10-04 13:49:24,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2968 transitions. [2018-10-04 13:49:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1489 states and 2970 transitions. [2018-10-04 13:49:24,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2970 transitions. [2018-10-04 13:49:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1490 states and 2972 transitions. [2018-10-04 13:49:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2972 transitions. [2018-10-04 13:49:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1491 states and 2974 transitions. [2018-10-04 13:49:24,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2974 transitions. [2018-10-04 13:49:24,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:24,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:24,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 1492 states and 2976 transitions. [2018-10-04 13:49:24,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2976 transitions. [2018-10-04 13:49:24,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:24,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:24,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1493 states and 2978 transitions. [2018-10-04 13:49:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2978 transitions. [2018-10-04 13:49:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 1494 states and 2980 transitions. [2018-10-04 13:49:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2980 transitions. [2018-10-04 13:49:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1495 states and 2982 transitions. [2018-10-04 13:49:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2982 transitions. [2018-10-04 13:49:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1496 states and 2984 transitions. [2018-10-04 13:49:25,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2984 transitions. [2018-10-04 13:49:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1497 states and 2986 transitions. [2018-10-04 13:49:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2986 transitions. [2018-10-04 13:49:25,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1498 states and 2988 transitions. [2018-10-04 13:49:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2988 transitions. [2018-10-04 13:49:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1499 states and 2990 transitions. [2018-10-04 13:49:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2990 transitions. [2018-10-04 13:49:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 1500 states and 2992 transitions. [2018-10-04 13:49:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2992 transitions. [2018-10-04 13:49:25,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1501 states and 2994 transitions. [2018-10-04 13:49:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2994 transitions. [2018-10-04 13:49:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:25,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 1502 states and 2996 transitions. [2018-10-04 13:49:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2996 transitions. [2018-10-04 13:49:25,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:25,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:25,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1503 states and 2998 transitions. [2018-10-04 13:49:26,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2998 transitions. [2018-10-04 13:49:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1504 states and 3000 transitions. [2018-10-04 13:49:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3000 transitions. [2018-10-04 13:49:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1505 states and 3002 transitions. [2018-10-04 13:49:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3002 transitions. [2018-10-04 13:49:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1506 states and 3004 transitions. [2018-10-04 13:49:26,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3004 transitions. [2018-10-04 13:49:26,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1507 states and 3006 transitions. [2018-10-04 13:49:26,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3006 transitions. [2018-10-04 13:49:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 1508 states and 3008 transitions. [2018-10-04 13:49:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3008 transitions. [2018-10-04 13:49:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1509 states and 3010 transitions. [2018-10-04 13:49:26,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3010 transitions. [2018-10-04 13:49:26,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 1510 states and 3012 transitions. [2018-10-04 13:49:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3012 transitions. [2018-10-04 13:49:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1511 states and 3014 transitions. [2018-10-04 13:49:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3014 transitions. [2018-10-04 13:49:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 1512 states and 3016 transitions. [2018-10-04 13:49:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3016 transitions. [2018-10-04 13:49:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:26,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:26,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 1513 states and 3018 transitions. [2018-10-04 13:49:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3018 transitions. [2018-10-04 13:49:27,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 1514 states and 3020 transitions. [2018-10-04 13:49:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3020 transitions. [2018-10-04 13:49:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1515 states and 3022 transitions. [2018-10-04 13:49:27,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 3022 transitions. [2018-10-04 13:49:27,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1516 states and 3024 transitions. [2018-10-04 13:49:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3024 transitions. [2018-10-04 13:49:27,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 1517 states and 3026 transitions. [2018-10-04 13:49:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3026 transitions. [2018-10-04 13:49:27,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 1518 states and 3028 transitions. [2018-10-04 13:49:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3028 transitions. [2018-10-04 13:49:27,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1519 states and 3030 transitions. [2018-10-04 13:49:27,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3030 transitions. [2018-10-04 13:49:27,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1520 states and 3032 transitions. [2018-10-04 13:49:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3032 transitions. [2018-10-04 13:49:27,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1521 states and 3034 transitions. [2018-10-04 13:49:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3034 transitions. [2018-10-04 13:49:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:27,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:27,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1522 states and 3036 transitions. [2018-10-04 13:49:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3036 transitions. [2018-10-04 13:49:27,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:27,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1523 states and 3038 transitions. [2018-10-04 13:49:28,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 3038 transitions. [2018-10-04 13:49:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1524 states and 3040 transitions. [2018-10-04 13:49:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3040 transitions. [2018-10-04 13:49:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 1525 states and 3042 transitions. [2018-10-04 13:49:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3042 transitions. [2018-10-04 13:49:28,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1526 states and 3044 transitions. [2018-10-04 13:49:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3044 transitions. [2018-10-04 13:49:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1527 states and 3046 transitions. [2018-10-04 13:49:28,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3046 transitions. [2018-10-04 13:49:28,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 1528 states and 3048 transitions. [2018-10-04 13:49:28,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 3048 transitions. [2018-10-04 13:49:28,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1529 states and 3050 transitions. [2018-10-04 13:49:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3050 transitions. [2018-10-04 13:49:28,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1530 states and 3052 transitions. [2018-10-04 13:49:28,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3052 transitions. [2018-10-04 13:49:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:28,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 1531 states and 3054 transitions. [2018-10-04 13:49:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3054 transitions. [2018-10-04 13:49:28,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:28,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:28,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:28,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1532 states and 3056 transitions. [2018-10-04 13:49:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3056 transitions. [2018-10-04 13:49:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1533 states and 3058 transitions. [2018-10-04 13:49:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3058 transitions. [2018-10-04 13:49:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1534 states and 3060 transitions. [2018-10-04 13:49:29,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 3060 transitions. [2018-10-04 13:49:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1535 states and 3062 transitions. [2018-10-04 13:49:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3062 transitions. [2018-10-04 13:49:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 1536 states and 3064 transitions. [2018-10-04 13:49:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3064 transitions. [2018-10-04 13:49:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1537 states and 3066 transitions. [2018-10-04 13:49:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3066 transitions. [2018-10-04 13:49:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1538 states and 3068 transitions. [2018-10-04 13:49:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3068 transitions. [2018-10-04 13:49:29,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 1539 states and 3070 transitions. [2018-10-04 13:49:29,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3070 transitions. [2018-10-04 13:49:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1540 states and 3072 transitions. [2018-10-04 13:49:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3072 transitions. [2018-10-04 13:49:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:29,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:29,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1541 states and 3074 transitions. [2018-10-04 13:49:30,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 3074 transitions. [2018-10-04 13:49:30,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1542 states and 3076 transitions. [2018-10-04 13:49:30,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3076 transitions. [2018-10-04 13:49:30,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1543 states and 3078 transitions. [2018-10-04 13:49:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3078 transitions. [2018-10-04 13:49:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 1544 states and 3080 transitions. [2018-10-04 13:49:30,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3080 transitions. [2018-10-04 13:49:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1545 states and 3082 transitions. [2018-10-04 13:49:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3082 transitions. [2018-10-04 13:49:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1546 states and 3084 transitions. [2018-10-04 13:49:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3084 transitions. [2018-10-04 13:49:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1547 states and 3086 transitions. [2018-10-04 13:49:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 3086 transitions. [2018-10-04 13:49:30,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 1548 states and 3088 transitions. [2018-10-04 13:49:30,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3088 transitions. [2018-10-04 13:49:30,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 1549 states and 3090 transitions. [2018-10-04 13:49:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3090 transitions. [2018-10-04 13:49:30,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1550 states and 3092 transitions. [2018-10-04 13:49:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3092 transitions. [2018-10-04 13:49:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:30,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:30,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:30,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1551 states and 3094 transitions. [2018-10-04 13:49:31,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3094 transitions. [2018-10-04 13:49:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1552 states and 3096 transitions. [2018-10-04 13:49:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3096 transitions. [2018-10-04 13:49:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1553 states and 3098 transitions. [2018-10-04 13:49:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3098 transitions. [2018-10-04 13:49:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 1554 states and 3100 transitions. [2018-10-04 13:49:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3100 transitions. [2018-10-04 13:49:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1555 states and 3102 transitions. [2018-10-04 13:49:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 3102 transitions. [2018-10-04 13:49:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 1556 states and 3104 transitions. [2018-10-04 13:49:31,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3104 transitions. [2018-10-04 13:49:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1557 states and 3106 transitions. [2018-10-04 13:49:31,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3106 transitions. [2018-10-04 13:49:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1558 states and 3108 transitions. [2018-10-04 13:49:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3108 transitions. [2018-10-04 13:49:31,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 1559 states and 3110 transitions. [2018-10-04 13:49:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3110 transitions. [2018-10-04 13:49:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:31,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:31,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:31,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1560 states and 3112 transitions. [2018-10-04 13:49:31,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3112 transitions. [2018-10-04 13:49:31,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:31,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:31,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 1561 states and 3114 transitions. [2018-10-04 13:49:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3114 transitions. [2018-10-04 13:49:32,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 1562 states and 3116 transitions. [2018-10-04 13:49:32,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 3116 transitions. [2018-10-04 13:49:32,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 1563 states and 3118 transitions. [2018-10-04 13:49:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3118 transitions. [2018-10-04 13:49:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1564 states and 3120 transitions. [2018-10-04 13:49:32,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3120 transitions. [2018-10-04 13:49:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1565 states and 3122 transitions. [2018-10-04 13:49:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3122 transitions. [2018-10-04 13:49:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 1566 states and 3124 transitions. [2018-10-04 13:49:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3124 transitions. [2018-10-04 13:49:32,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1567 states and 3126 transitions. [2018-10-04 13:49:32,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3126 transitions. [2018-10-04 13:49:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 1568 states and 3128 transitions. [2018-10-04 13:49:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3128 transitions. [2018-10-04 13:49:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 1569 states and 3130 transitions. [2018-10-04 13:49:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3130 transitions. [2018-10-04 13:49:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:32,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:32,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 1570 states and 3132 transitions. [2018-10-04 13:49:33,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 3132 transitions. [2018-10-04 13:49:33,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1571 states and 3134 transitions. [2018-10-04 13:49:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3134 transitions. [2018-10-04 13:49:33,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1572 states and 3136 transitions. [2018-10-04 13:49:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3136 transitions. [2018-10-04 13:49:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1573 states and 3138 transitions. [2018-10-04 13:49:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 3138 transitions. [2018-10-04 13:49:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 1574 states and 3140 transitions. [2018-10-04 13:49:33,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3140 transitions. [2018-10-04 13:49:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 1575 states and 3142 transitions. [2018-10-04 13:49:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3142 transitions. [2018-10-04 13:49:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1576 states and 3144 transitions. [2018-10-04 13:49:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3144 transitions. [2018-10-04 13:49:33,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 1577 states and 3146 transitions. [2018-10-04 13:49:33,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3146 transitions. [2018-10-04 13:49:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1578 states and 3148 transitions. [2018-10-04 13:49:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3148 transitions. [2018-10-04 13:49:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1579 states and 3150 transitions. [2018-10-04 13:49:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3150 transitions. [2018-10-04 13:49:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:33,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:33,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1580 states and 3152 transitions. [2018-10-04 13:49:34,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3152 transitions. [2018-10-04 13:49:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 1581 states and 3154 transitions. [2018-10-04 13:49:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3154 transitions. [2018-10-04 13:49:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 1582 states and 3156 transitions. [2018-10-04 13:49:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3156 transitions. [2018-10-04 13:49:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 1583 states and 3158 transitions. [2018-10-04 13:49:34,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3158 transitions. [2018-10-04 13:49:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1584 states and 3160 transitions. [2018-10-04 13:49:34,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3160 transitions. [2018-10-04 13:49:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1585 states and 3162 transitions. [2018-10-04 13:49:34,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3162 transitions. [2018-10-04 13:49:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1586 states and 3164 transitions. [2018-10-04 13:49:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3164 transitions. [2018-10-04 13:49:34,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 1587 states and 3166 transitions. [2018-10-04 13:49:34,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3166 transitions. [2018-10-04 13:49:34,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:34,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:34,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1588 states and 3168 transitions. [2018-10-04 13:49:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3168 transitions. [2018-10-04 13:49:34,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:34,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:34,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1589 states and 3170 transitions. [2018-10-04 13:49:35,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3170 transitions. [2018-10-04 13:49:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1590 states and 3172 transitions. [2018-10-04 13:49:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3172 transitions. [2018-10-04 13:49:35,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1591 states and 3174 transitions. [2018-10-04 13:49:35,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3174 transitions. [2018-10-04 13:49:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1592 states and 3176 transitions. [2018-10-04 13:49:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3176 transitions. [2018-10-04 13:49:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1593 states and 3178 transitions. [2018-10-04 13:49:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3178 transitions. [2018-10-04 13:49:35,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1594 states and 3180 transitions. [2018-10-04 13:49:35,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3180 transitions. [2018-10-04 13:49:35,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 1595 states and 3182 transitions. [2018-10-04 13:49:35,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3182 transitions. [2018-10-04 13:49:35,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1596 states and 3184 transitions. [2018-10-04 13:49:35,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3184 transitions. [2018-10-04 13:49:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:35,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:35,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 1597 states and 3186 transitions. [2018-10-04 13:49:35,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3186 transitions. [2018-10-04 13:49:35,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:35,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:35,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 1598 states and 3188 transitions. [2018-10-04 13:49:36,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3188 transitions. [2018-10-04 13:49:36,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1599 states and 3190 transitions. [2018-10-04 13:49:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3190 transitions. [2018-10-04 13:49:36,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1600 states and 3192 transitions. [2018-10-04 13:49:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3192 transitions. [2018-10-04 13:49:36,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 1601 states and 3194 transitions. [2018-10-04 13:49:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3194 transitions. [2018-10-04 13:49:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1602 states and 3196 transitions. [2018-10-04 13:49:36,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3196 transitions. [2018-10-04 13:49:36,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 1603 states and 3198 transitions. [2018-10-04 13:49:36,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3198 transitions. [2018-10-04 13:49:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1604 states and 3200 transitions. [2018-10-04 13:49:36,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3200 transitions. [2018-10-04 13:49:36,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1605 states and 3202 transitions. [2018-10-04 13:49:36,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3202 transitions. [2018-10-04 13:49:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 1606 states and 3204 transitions. [2018-10-04 13:49:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3204 transitions. [2018-10-04 13:49:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:36,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:36,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:36,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 1607 states and 3206 transitions. [2018-10-04 13:49:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 3206 transitions. [2018-10-04 13:49:36,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:36,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:36,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 1608 states and 3208 transitions. [2018-10-04 13:49:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3208 transitions. [2018-10-04 13:49:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1609 states and 3210 transitions. [2018-10-04 13:49:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3210 transitions. [2018-10-04 13:49:37,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1610 states and 3212 transitions. [2018-10-04 13:49:37,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3212 transitions. [2018-10-04 13:49:37,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1611 states and 3214 transitions. [2018-10-04 13:49:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3214 transitions. [2018-10-04 13:49:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 1612 states and 3216 transitions. [2018-10-04 13:49:37,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3216 transitions. [2018-10-04 13:49:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1613 states and 3218 transitions. [2018-10-04 13:49:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3218 transitions. [2018-10-04 13:49:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 1614 states and 3220 transitions. [2018-10-04 13:49:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3220 transitions. [2018-10-04 13:49:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 1615 states and 3222 transitions. [2018-10-04 13:49:37,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3222 transitions. [2018-10-04 13:49:37,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1616 states and 3224 transitions. [2018-10-04 13:49:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3224 transitions. [2018-10-04 13:49:37,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:37,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:37,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 1617 states and 3226 transitions. [2018-10-04 13:49:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3226 transitions. [2018-10-04 13:49:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1618 states and 3228 transitions. [2018-10-04 13:49:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3228 transitions. [2018-10-04 13:49:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1619 states and 3230 transitions. [2018-10-04 13:49:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3230 transitions. [2018-10-04 13:49:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 1620 states and 3232 transitions. [2018-10-04 13:49:38,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3232 transitions. [2018-10-04 13:49:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1621 states and 3234 transitions. [2018-10-04 13:49:38,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3234 transitions. [2018-10-04 13:49:38,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1622 states and 3236 transitions. [2018-10-04 13:49:38,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3236 transitions. [2018-10-04 13:49:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 1623 states and 3238 transitions. [2018-10-04 13:49:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3238 transitions. [2018-10-04 13:49:38,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 1624 states and 3240 transitions. [2018-10-04 13:49:38,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3240 transitions. [2018-10-04 13:49:38,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 1625 states and 3242 transitions. [2018-10-04 13:49:38,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3242 transitions. [2018-10-04 13:49:38,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1626 states and 3244 transitions. [2018-10-04 13:49:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3244 transitions. [2018-10-04 13:49:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:38,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:38,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1627 states and 3246 transitions. [2018-10-04 13:49:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3246 transitions. [2018-10-04 13:49:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1628 states and 3248 transitions. [2018-10-04 13:49:39,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3248 transitions. [2018-10-04 13:49:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1629 states and 3250 transitions. [2018-10-04 13:49:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 3250 transitions. [2018-10-04 13:49:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1630 states and 3252 transitions. [2018-10-04 13:49:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3252 transitions. [2018-10-04 13:49:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 1631 states and 3254 transitions. [2018-10-04 13:49:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3254 transitions. [2018-10-04 13:49:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 1632 states and 3256 transitions. [2018-10-04 13:49:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3256 transitions. [2018-10-04 13:49:39,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:39,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1633 states and 3258 transitions. [2018-10-04 13:49:39,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3258 transitions. [2018-10-04 13:49:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:39,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:39,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:39,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 1634 states and 3260 transitions. [2018-10-04 13:49:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3260 transitions. [2018-10-04 13:49:40,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1635 states and 3262 transitions. [2018-10-04 13:49:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3262 transitions. [2018-10-04 13:49:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1636 states and 3264 transitions. [2018-10-04 13:49:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3264 transitions. [2018-10-04 13:49:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 1637 states and 3266 transitions. [2018-10-04 13:49:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3266 transitions. [2018-10-04 13:49:40,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 1638 states and 3268 transitions. [2018-10-04 13:49:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3268 transitions. [2018-10-04 13:49:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1639 states and 3270 transitions. [2018-10-04 13:49:40,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3270 transitions. [2018-10-04 13:49:40,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1640 states and 3272 transitions. [2018-10-04 13:49:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3272 transitions. [2018-10-04 13:49:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 1641 states and 3274 transitions. [2018-10-04 13:49:40,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3274 transitions. [2018-10-04 13:49:40,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:40,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:40,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 1642 states and 3276 transitions. [2018-10-04 13:49:40,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3276 transitions. [2018-10-04 13:49:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:40,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:40,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:40,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 1643 states and 3278 transitions. [2018-10-04 13:49:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3278 transitions. [2018-10-04 13:49:41,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 1644 states and 3280 transitions. [2018-10-04 13:49:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3280 transitions. [2018-10-04 13:49:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1645 states and 3282 transitions. [2018-10-04 13:49:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3282 transitions. [2018-10-04 13:49:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 1646 states and 3284 transitions. [2018-10-04 13:49:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3284 transitions. [2018-10-04 13:49:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 1647 states and 3286 transitions. [2018-10-04 13:49:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3286 transitions. [2018-10-04 13:49:41,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1648 states and 3288 transitions. [2018-10-04 13:49:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3288 transitions. [2018-10-04 13:49:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 1649 states and 3290 transitions. [2018-10-04 13:49:41,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3290 transitions. [2018-10-04 13:49:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 1650 states and 3292 transitions. [2018-10-04 13:49:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3292 transitions. [2018-10-04 13:49:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 1651 states and 3294 transitions. [2018-10-04 13:49:41,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3294 transitions. [2018-10-04 13:49:41,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:41,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 1652 states and 3296 transitions. [2018-10-04 13:49:41,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3296 transitions. [2018-10-04 13:49:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:41,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:41,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1653 states and 3298 transitions. [2018-10-04 13:49:42,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3298 transitions. [2018-10-04 13:49:42,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 1654 states and 3300 transitions. [2018-10-04 13:49:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3300 transitions. [2018-10-04 13:49:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 1655 states and 3302 transitions. [2018-10-04 13:49:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 3302 transitions. [2018-10-04 13:49:42,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 1656 states and 3304 transitions. [2018-10-04 13:49:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3304 transitions. [2018-10-04 13:49:42,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 1657 states and 3306 transitions. [2018-10-04 13:49:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3306 transitions. [2018-10-04 13:49:42,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1658 states and 3308 transitions. [2018-10-04 13:49:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3308 transitions. [2018-10-04 13:49:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 1659 states and 3310 transitions. [2018-10-04 13:49:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3310 transitions. [2018-10-04 13:49:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1660 states and 3312 transitions. [2018-10-04 13:49:42,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3312 transitions. [2018-10-04 13:49:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1661 states and 3314 transitions. [2018-10-04 13:49:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3314 transitions. [2018-10-04 13:49:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:42,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:42,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1662 states and 3316 transitions. [2018-10-04 13:49:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3316 transitions. [2018-10-04 13:49:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1663 states and 3318 transitions. [2018-10-04 13:49:43,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3318 transitions. [2018-10-04 13:49:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1664 states and 3320 transitions. [2018-10-04 13:49:43,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3320 transitions. [2018-10-04 13:49:43,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 1665 states and 3322 transitions. [2018-10-04 13:49:43,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3322 transitions. [2018-10-04 13:49:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1666 states and 3324 transitions. [2018-10-04 13:49:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3324 transitions. [2018-10-04 13:49:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1667 states and 3326 transitions. [2018-10-04 13:49:43,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3326 transitions. [2018-10-04 13:49:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1668 states and 3328 transitions. [2018-10-04 13:49:43,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3328 transitions. [2018-10-04 13:49:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 1669 states and 3330 transitions. [2018-10-04 13:49:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3330 transitions. [2018-10-04 13:49:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 1670 states and 3332 transitions. [2018-10-04 13:49:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3332 transitions. [2018-10-04 13:49:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:43,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:43,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1671 states and 3334 transitions. [2018-10-04 13:49:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3334 transitions. [2018-10-04 13:49:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:43,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:43,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1672 states and 3336 transitions. [2018-10-04 13:49:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3336 transitions. [2018-10-04 13:49:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1673 states and 3338 transitions. [2018-10-04 13:49:44,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3338 transitions. [2018-10-04 13:49:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 1674 states and 3340 transitions. [2018-10-04 13:49:44,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3340 transitions. [2018-10-04 13:49:44,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 1675 states and 3342 transitions. [2018-10-04 13:49:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3342 transitions. [2018-10-04 13:49:44,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 1676 states and 3344 transitions. [2018-10-04 13:49:44,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3344 transitions. [2018-10-04 13:49:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1677 states and 3346 transitions. [2018-10-04 13:49:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3346 transitions. [2018-10-04 13:49:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1678 states and 3348 transitions. [2018-10-04 13:49:44,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3348 transitions. [2018-10-04 13:49:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 1679 states and 3350 transitions. [2018-10-04 13:49:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3350 transitions. [2018-10-04 13:49:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:44,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:44,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1680 states and 3352 transitions. [2018-10-04 13:49:45,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3352 transitions. [2018-10-04 13:49:45,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1681 states and 3354 transitions. [2018-10-04 13:49:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3354 transitions. [2018-10-04 13:49:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1682 states and 3356 transitions. [2018-10-04 13:49:45,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3356 transitions. [2018-10-04 13:49:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1683 states and 3358 transitions. [2018-10-04 13:49:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3358 transitions. [2018-10-04 13:49:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1684 states and 3360 transitions. [2018-10-04 13:49:45,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3360 transitions. [2018-10-04 13:49:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 1685 states and 3362 transitions. [2018-10-04 13:49:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3362 transitions. [2018-10-04 13:49:45,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1686 states and 3364 transitions. [2018-10-04 13:49:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3364 transitions. [2018-10-04 13:49:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1687 states and 3366 transitions. [2018-10-04 13:49:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3366 transitions. [2018-10-04 13:49:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 1688 states and 3368 transitions. [2018-10-04 13:49:45,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3368 transitions. [2018-10-04 13:49:45,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:45,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:45,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 1689 states and 3370 transitions. [2018-10-04 13:49:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3370 transitions. [2018-10-04 13:49:46,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1690 states and 3372 transitions. [2018-10-04 13:49:46,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3372 transitions. [2018-10-04 13:49:46,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 1691 states and 3374 transitions. [2018-10-04 13:49:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3374 transitions. [2018-10-04 13:49:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1692 states and 3376 transitions. [2018-10-04 13:49:46,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3376 transitions. [2018-10-04 13:49:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1693 states and 3378 transitions. [2018-10-04 13:49:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3378 transitions. [2018-10-04 13:49:46,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1694 states and 3380 transitions. [2018-10-04 13:49:46,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3380 transitions. [2018-10-04 13:49:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1695 states and 3382 transitions. [2018-10-04 13:49:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3382 transitions. [2018-10-04 13:49:46,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1696 states and 3384 transitions. [2018-10-04 13:49:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3384 transitions. [2018-10-04 13:49:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 1697 states and 3386 transitions. [2018-10-04 13:49:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3386 transitions. [2018-10-04 13:49:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:46,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:46,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1698 states and 3388 transitions. [2018-10-04 13:49:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3388 transitions. [2018-10-04 13:49:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:46,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:46,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1699 states and 3390 transitions. [2018-10-04 13:49:47,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3390 transitions. [2018-10-04 13:49:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1700 states and 3392 transitions. [2018-10-04 13:49:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3392 transitions. [2018-10-04 13:49:47,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 1701 states and 3394 transitions. [2018-10-04 13:49:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3394 transitions. [2018-10-04 13:49:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 1702 states and 3396 transitions. [2018-10-04 13:49:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3396 transitions. [2018-10-04 13:49:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1703 states and 3398 transitions. [2018-10-04 13:49:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3398 transitions. [2018-10-04 13:49:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1704 states and 3400 transitions. [2018-10-04 13:49:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3400 transitions. [2018-10-04 13:49:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1705 states and 3402 transitions. [2018-10-04 13:49:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3402 transitions. [2018-10-04 13:49:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1706 states and 3404 transitions. [2018-10-04 13:49:47,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3404 transitions. [2018-10-04 13:49:47,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1707 states and 3406 transitions. [2018-10-04 13:49:47,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3406 transitions. [2018-10-04 13:49:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:47,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:47,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1708 states and 3408 transitions. [2018-10-04 13:49:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3408 transitions. [2018-10-04 13:49:48,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1709 states and 3410 transitions. [2018-10-04 13:49:48,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3410 transitions. [2018-10-04 13:49:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1710 states and 3412 transitions. [2018-10-04 13:49:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3412 transitions. [2018-10-04 13:49:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1711 states and 3414 transitions. [2018-10-04 13:49:48,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3414 transitions. [2018-10-04 13:49:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1712 states and 3416 transitions. [2018-10-04 13:49:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3416 transitions. [2018-10-04 13:49:48,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1713 states and 3418 transitions. [2018-10-04 13:49:48,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3418 transitions. [2018-10-04 13:49:48,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 1714 states and 3420 transitions. [2018-10-04 13:49:48,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3420 transitions. [2018-10-04 13:49:48,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 1715 states and 3422 transitions. [2018-10-04 13:49:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3422 transitions. [2018-10-04 13:49:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1716 states and 3424 transitions. [2018-10-04 13:49:48,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3424 transitions. [2018-10-04 13:49:48,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:48,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:48,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:48,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1717 states and 3426 transitions. [2018-10-04 13:49:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3426 transitions. [2018-10-04 13:49:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1718 states and 3428 transitions. [2018-10-04 13:49:49,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3428 transitions. [2018-10-04 13:49:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1719 states and 3430 transitions. [2018-10-04 13:49:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3430 transitions. [2018-10-04 13:49:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1720 states and 3432 transitions. [2018-10-04 13:49:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3432 transitions. [2018-10-04 13:49:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1721 states and 3434 transitions. [2018-10-04 13:49:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3434 transitions. [2018-10-04 13:49:49,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1722 states and 3436 transitions. [2018-10-04 13:49:49,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3436 transitions. [2018-10-04 13:49:49,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1723 states and 3438 transitions. [2018-10-04 13:49:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3438 transitions. [2018-10-04 13:49:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:49,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1724 states and 3440 transitions. [2018-10-04 13:49:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3440 transitions. [2018-10-04 13:49:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:49,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:49,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1725 states and 3442 transitions. [2018-10-04 13:49:50,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3442 transitions. [2018-10-04 13:49:50,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1726 states and 3444 transitions. [2018-10-04 13:49:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3444 transitions. [2018-10-04 13:49:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1727 states and 3446 transitions. [2018-10-04 13:49:50,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3446 transitions. [2018-10-04 13:49:50,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1728 states and 3448 transitions. [2018-10-04 13:49:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3448 transitions. [2018-10-04 13:49:50,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 1729 states and 3450 transitions. [2018-10-04 13:49:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3450 transitions. [2018-10-04 13:49:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1730 states and 3452 transitions. [2018-10-04 13:49:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3452 transitions. [2018-10-04 13:49:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1731 states and 3454 transitions. [2018-10-04 13:49:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3454 transitions. [2018-10-04 13:49:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1732 states and 3456 transitions. [2018-10-04 13:49:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3456 transitions. [2018-10-04 13:49:50,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1733 states and 3458 transitions. [2018-10-04 13:49:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3458 transitions. [2018-10-04 13:49:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1734 states and 3460 transitions. [2018-10-04 13:49:50,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3460 transitions. [2018-10-04 13:49:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:50,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:50,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:50,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1735 states and 3462 transitions. [2018-10-04 13:49:51,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3462 transitions. [2018-10-04 13:49:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1736 states and 3464 transitions. [2018-10-04 13:49:51,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3464 transitions. [2018-10-04 13:49:51,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 1737 states and 3466 transitions. [2018-10-04 13:49:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3466 transitions. [2018-10-04 13:49:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1738 states and 3468 transitions. [2018-10-04 13:49:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3468 transitions. [2018-10-04 13:49:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3470 states to 1739 states and 3470 transitions. [2018-10-04 13:49:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3470 transitions. [2018-10-04 13:49:51,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1740 states and 3472 transitions. [2018-10-04 13:49:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3472 transitions. [2018-10-04 13:49:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1741 states and 3474 transitions. [2018-10-04 13:49:51,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3474 transitions. [2018-10-04 13:49:51,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1742 states and 3476 transitions. [2018-10-04 13:49:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3476 transitions. [2018-10-04 13:49:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:51,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1743 states and 3478 transitions. [2018-10-04 13:49:51,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3478 transitions. [2018-10-04 13:49:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:51,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:51,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1744 states and 3480 transitions. [2018-10-04 13:49:52,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3480 transitions. [2018-10-04 13:49:52,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1745 states and 3482 transitions. [2018-10-04 13:49:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3482 transitions. [2018-10-04 13:49:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1746 states and 3484 transitions. [2018-10-04 13:49:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3484 transitions. [2018-10-04 13:49:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1747 states and 3486 transitions. [2018-10-04 13:49:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3486 transitions. [2018-10-04 13:49:52,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1748 states and 3488 transitions. [2018-10-04 13:49:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3488 transitions. [2018-10-04 13:49:52,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1749 states and 3490 transitions. [2018-10-04 13:49:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3490 transitions. [2018-10-04 13:49:52,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1750 states and 3492 transitions. [2018-10-04 13:49:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3492 transitions. [2018-10-04 13:49:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1751 states and 3494 transitions. [2018-10-04 13:49:52,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3494 transitions. [2018-10-04 13:49:52,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3496 transitions. [2018-10-04 13:49:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3496 transitions. [2018-10-04 13:49:52,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:52,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:52,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1753 states and 3498 transitions. [2018-10-04 13:49:53,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3498 transitions. [2018-10-04 13:49:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1754 states and 3500 transitions. [2018-10-04 13:49:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3500 transitions. [2018-10-04 13:49:53,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1755 states and 3502 transitions. [2018-10-04 13:49:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3502 transitions. [2018-10-04 13:49:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1756 states and 3504 transitions. [2018-10-04 13:49:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3504 transitions. [2018-10-04 13:49:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1757 states and 3506 transitions. [2018-10-04 13:49:53,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3506 transitions. [2018-10-04 13:49:53,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 1758 states and 3508 transitions. [2018-10-04 13:49:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3508 transitions. [2018-10-04 13:49:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1759 states and 3510 transitions. [2018-10-04 13:49:53,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3510 transitions. [2018-10-04 13:49:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:53,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:53,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1760 states and 3512 transitions. [2018-10-04 13:49:53,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3512 transitions. [2018-10-04 13:49:53,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:53,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:53,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1761 states and 3514 transitions. [2018-10-04 13:49:54,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3514 transitions. [2018-10-04 13:49:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1762 states and 3516 transitions. [2018-10-04 13:49:54,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3516 transitions. [2018-10-04 13:49:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 1763 states and 3518 transitions. [2018-10-04 13:49:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3518 transitions. [2018-10-04 13:49:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 1764 states and 3520 transitions. [2018-10-04 13:49:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3520 transitions. [2018-10-04 13:49:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1765 states and 3522 transitions. [2018-10-04 13:49:54,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3522 transitions. [2018-10-04 13:49:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 1766 states and 3524 transitions. [2018-10-04 13:49:54,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3524 transitions. [2018-10-04 13:49:54,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1767 states and 3526 transitions. [2018-10-04 13:49:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3526 transitions. [2018-10-04 13:49:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:54,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1768 states and 3528 transitions. [2018-10-04 13:49:54,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3528 transitions. [2018-10-04 13:49:54,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:54,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:54,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1769 states and 3530 transitions. [2018-10-04 13:49:55,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3530 transitions. [2018-10-04 13:49:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1770 states and 3532 transitions. [2018-10-04 13:49:55,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3532 transitions. [2018-10-04 13:49:55,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 1771 states and 3534 transitions. [2018-10-04 13:49:55,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3534 transitions. [2018-10-04 13:49:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1772 states and 3536 transitions. [2018-10-04 13:49:55,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3536 transitions. [2018-10-04 13:49:55,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1773 states and 3538 transitions. [2018-10-04 13:49:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3538 transitions. [2018-10-04 13:49:55,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1774 states and 3540 transitions. [2018-10-04 13:49:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3540 transitions. [2018-10-04 13:49:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1775 states and 3542 transitions. [2018-10-04 13:49:55,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3542 transitions. [2018-10-04 13:49:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3544 transitions. [2018-10-04 13:49:55,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3544 transitions. [2018-10-04 13:49:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:55,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1777 states and 3546 transitions. [2018-10-04 13:49:55,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3546 transitions. [2018-10-04 13:49:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:55,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:55,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1778 states and 3548 transitions. [2018-10-04 13:49:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3548 transitions. [2018-10-04 13:49:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1779 states and 3550 transitions. [2018-10-04 13:49:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3550 transitions. [2018-10-04 13:49:56,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1780 states and 3552 transitions. [2018-10-04 13:49:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3552 transitions. [2018-10-04 13:49:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 1781 states and 3554 transitions. [2018-10-04 13:49:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3554 transitions. [2018-10-04 13:49:56,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1782 states and 3556 transitions. [2018-10-04 13:49:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3556 transitions. [2018-10-04 13:49:56,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1783 states and 3558 transitions. [2018-10-04 13:49:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3558 transitions. [2018-10-04 13:49:56,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1784 states and 3560 transitions. [2018-10-04 13:49:56,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3560 transitions. [2018-10-04 13:49:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 1785 states and 3562 transitions. [2018-10-04 13:49:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3562 transitions. [2018-10-04 13:49:56,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 1786 states and 3564 transitions. [2018-10-04 13:49:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3564 transitions. [2018-10-04 13:49:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:56,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:56,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:56,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:56,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1787 states and 3566 transitions. [2018-10-04 13:49:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3566 transitions. [2018-10-04 13:49:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1788 states and 3568 transitions. [2018-10-04 13:49:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3568 transitions. [2018-10-04 13:49:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1789 states and 3570 transitions. [2018-10-04 13:49:57,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3570 transitions. [2018-10-04 13:49:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 1790 states and 3572 transitions. [2018-10-04 13:49:57,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3572 transitions. [2018-10-04 13:49:57,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1791 states and 3574 transitions. [2018-10-04 13:49:57,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3574 transitions. [2018-10-04 13:49:57,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1792 states and 3576 transitions. [2018-10-04 13:49:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3576 transitions. [2018-10-04 13:49:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1793 states and 3578 transitions. [2018-10-04 13:49:57,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3578 transitions. [2018-10-04 13:49:57,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1794 states and 3580 transitions. [2018-10-04 13:49:57,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3580 transitions. [2018-10-04 13:49:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 1795 states and 3582 transitions. [2018-10-04 13:49:57,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3582 transitions. [2018-10-04 13:49:57,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:57,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1796 states and 3584 transitions. [2018-10-04 13:49:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3584 transitions. [2018-10-04 13:49:57,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:57,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:57,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:58,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1797 states and 3586 transitions. [2018-10-04 13:49:58,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3586 transitions. [2018-10-04 13:49:58,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:58,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:58,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1798 states and 3588 transitions. [2018-10-04 13:49:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3588 transitions. [2018-10-04 13:49:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:58,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:58,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:58,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1799 states and 3590 transitions. [2018-10-04 13:49:58,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3590 transitions. [2018-10-04 13:49:58,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:58,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:58,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1800 states and 3592 transitions. [2018-10-04 13:49:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3592 transitions. [2018-10-04 13:49:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:58,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:58,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1801 states and 3594 transitions. [2018-10-04 13:49:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3594 transitions. [2018-10-04 13:49:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:58,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:58,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 1802 states and 3596 transitions. [2018-10-04 13:49:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3596 transitions. [2018-10-04 13:49:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:58,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:58,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:58,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1803 states and 3598 transitions. [2018-10-04 13:49:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3598 transitions. [2018-10-04 13:49:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1804 states and 3600 transitions. [2018-10-04 13:49:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3600 transitions. [2018-10-04 13:49:59,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 1805 states and 3602 transitions. [2018-10-04 13:49:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3602 transitions. [2018-10-04 13:49:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1806 states and 3604 transitions. [2018-10-04 13:49:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3604 transitions. [2018-10-04 13:49:59,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1807 states and 3606 transitions. [2018-10-04 13:49:59,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3606 transitions. [2018-10-04 13:49:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1808 states and 3608 transitions. [2018-10-04 13:49:59,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3608 transitions. [2018-10-04 13:49:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1809 states and 3610 transitions. [2018-10-04 13:49:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3610 transitions. [2018-10-04 13:49:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1810 states and 3612 transitions. [2018-10-04 13:49:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3612 transitions. [2018-10-04 13:49:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:49:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:49:59,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1811 states and 3614 transitions. [2018-10-04 13:49:59,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3614 transitions. [2018-10-04 13:49:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:49:59,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:49:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:49:59,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:49:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1812 states and 3616 transitions. [2018-10-04 13:50:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3616 transitions. [2018-10-04 13:50:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1813 states and 3618 transitions. [2018-10-04 13:50:00,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3618 transitions. [2018-10-04 13:50:00,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1814 states and 3620 transitions. [2018-10-04 13:50:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3620 transitions. [2018-10-04 13:50:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1815 states and 3622 transitions. [2018-10-04 13:50:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3622 transitions. [2018-10-04 13:50:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1816 states and 3624 transitions. [2018-10-04 13:50:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3624 transitions. [2018-10-04 13:50:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1817 states and 3626 transitions. [2018-10-04 13:50:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3626 transitions. [2018-10-04 13:50:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1818 states and 3628 transitions. [2018-10-04 13:50:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3628 transitions. [2018-10-04 13:50:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1819 states and 3630 transitions. [2018-10-04 13:50:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3630 transitions. [2018-10-04 13:50:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:00,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1820 states and 3632 transitions. [2018-10-04 13:50:00,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3632 transitions. [2018-10-04 13:50:00,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:00,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:00,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:01,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:01,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1821 states and 3634 transitions. [2018-10-04 13:50:01,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3634 transitions. [2018-10-04 13:50:01,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:01,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:01,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:01,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:01,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 1822 states and 3636 transitions. [2018-10-04 13:50:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3636 transitions. [2018-10-04 13:50:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:01,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:01,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:01,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 1823 states and 3638 transitions. [2018-10-04 13:50:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3638 transitions. [2018-10-04 13:50:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:01,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:01,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1824 states and 3640 transitions. [2018-10-04 13:50:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3640 transitions. [2018-10-04 13:50:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:01,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:01,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:01,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:01,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 1825 states and 3642 transitions. [2018-10-04 13:50:01,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3642 transitions. [2018-10-04 13:50:01,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:01,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:01,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:01,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:01,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1826 states and 3644 transitions. [2018-10-04 13:50:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3644 transitions. [2018-10-04 13:50:01,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:01,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:01,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 1827 states and 3646 transitions. [2018-10-04 13:50:02,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3646 transitions. [2018-10-04 13:50:02,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 1828 states and 3648 transitions. [2018-10-04 13:50:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3648 transitions. [2018-10-04 13:50:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 1829 states and 3650 transitions. [2018-10-04 13:50:02,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3650 transitions. [2018-10-04 13:50:02,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1830 states and 3652 transitions. [2018-10-04 13:50:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3652 transitions. [2018-10-04 13:50:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1831 states and 3654 transitions. [2018-10-04 13:50:02,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3654 transitions. [2018-10-04 13:50:02,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1832 states and 3656 transitions. [2018-10-04 13:50:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3656 transitions. [2018-10-04 13:50:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1833 states and 3658 transitions. [2018-10-04 13:50:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3658 transitions. [2018-10-04 13:50:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 1834 states and 3660 transitions. [2018-10-04 13:50:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3660 transitions. [2018-10-04 13:50:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:02,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:02,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 1835 states and 3662 transitions. [2018-10-04 13:50:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3662 transitions. [2018-10-04 13:50:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1836 states and 3664 transitions. [2018-10-04 13:50:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3664 transitions. [2018-10-04 13:50:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1837 states and 3666 transitions. [2018-10-04 13:50:03,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3666 transitions. [2018-10-04 13:50:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 1838 states and 3668 transitions. [2018-10-04 13:50:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3668 transitions. [2018-10-04 13:50:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 1839 states and 3670 transitions. [2018-10-04 13:50:03,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3670 transitions. [2018-10-04 13:50:03,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 1840 states and 3672 transitions. [2018-10-04 13:50:03,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3672 transitions. [2018-10-04 13:50:03,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1841 states and 3674 transitions. [2018-10-04 13:50:03,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3674 transitions. [2018-10-04 13:50:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3676 transitions. [2018-10-04 13:50:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3676 transitions. [2018-10-04 13:50:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:03,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:03,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1843 states and 3678 transitions. [2018-10-04 13:50:03,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3678 transitions. [2018-10-04 13:50:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:03,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:03,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:03,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1844 states and 3680 transitions. [2018-10-04 13:50:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3680 transitions. [2018-10-04 13:50:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 1845 states and 3682 transitions. [2018-10-04 13:50:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3682 transitions. [2018-10-04 13:50:04,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1846 states and 3684 transitions. [2018-10-04 13:50:04,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3684 transitions. [2018-10-04 13:50:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1847 states and 3686 transitions. [2018-10-04 13:50:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3686 transitions. [2018-10-04 13:50:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1848 states and 3688 transitions. [2018-10-04 13:50:04,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3688 transitions. [2018-10-04 13:50:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1849 states and 3690 transitions. [2018-10-04 13:50:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3690 transitions. [2018-10-04 13:50:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1850 states and 3692 transitions. [2018-10-04 13:50:04,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3692 transitions. [2018-10-04 13:50:04,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1851 states and 3694 transitions. [2018-10-04 13:50:04,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3694 transitions. [2018-10-04 13:50:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:04,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 1852 states and 3696 transitions. [2018-10-04 13:50:04,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3696 transitions. [2018-10-04 13:50:04,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:04,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:04,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 1853 states and 3698 transitions. [2018-10-04 13:50:05,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3698 transitions. [2018-10-04 13:50:05,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 1854 states and 3700 transitions. [2018-10-04 13:50:05,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3700 transitions. [2018-10-04 13:50:05,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1855 states and 3702 transitions. [2018-10-04 13:50:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3702 transitions. [2018-10-04 13:50:05,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 1856 states and 3704 transitions. [2018-10-04 13:50:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3704 transitions. [2018-10-04 13:50:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1857 states and 3706 transitions. [2018-10-04 13:50:05,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3706 transitions. [2018-10-04 13:50:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 1858 states and 3708 transitions. [2018-10-04 13:50:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3708 transitions. [2018-10-04 13:50:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 1859 states and 3710 transitions. [2018-10-04 13:50:05,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3710 transitions. [2018-10-04 13:50:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:05,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:05,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1860 states and 3712 transitions. [2018-10-04 13:50:05,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3712 transitions. [2018-10-04 13:50:05,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:05,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:05,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1861 states and 3714 transitions. [2018-10-04 13:50:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3714 transitions. [2018-10-04 13:50:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1862 states and 3716 transitions. [2018-10-04 13:50:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3716 transitions. [2018-10-04 13:50:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1863 states and 3718 transitions. [2018-10-04 13:50:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3718 transitions. [2018-10-04 13:50:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1864 states and 3720 transitions. [2018-10-04 13:50:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3720 transitions. [2018-10-04 13:50:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1865 states and 3722 transitions. [2018-10-04 13:50:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3722 transitions. [2018-10-04 13:50:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 1866 states and 3724 transitions. [2018-10-04 13:50:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3724 transitions. [2018-10-04 13:50:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1867 states and 3726 transitions. [2018-10-04 13:50:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3726 transitions. [2018-10-04 13:50:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1868 states and 3728 transitions. [2018-10-04 13:50:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3728 transitions. [2018-10-04 13:50:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:06,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1869 states and 3730 transitions. [2018-10-04 13:50:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3730 transitions. [2018-10-04 13:50:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:06,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:06,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 1870 states and 3732 transitions. [2018-10-04 13:50:07,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3732 transitions. [2018-10-04 13:50:07,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 1871 states and 3734 transitions. [2018-10-04 13:50:07,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3734 transitions. [2018-10-04 13:50:07,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1872 states and 3736 transitions. [2018-10-04 13:50:07,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3736 transitions. [2018-10-04 13:50:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 1873 states and 3738 transitions. [2018-10-04 13:50:07,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3738 transitions. [2018-10-04 13:50:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1874 states and 3740 transitions. [2018-10-04 13:50:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3740 transitions. [2018-10-04 13:50:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1875 states and 3742 transitions. [2018-10-04 13:50:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3742 transitions. [2018-10-04 13:50:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1876 states and 3744 transitions. [2018-10-04 13:50:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3744 transitions. [2018-10-04 13:50:07,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 1877 states and 3746 transitions. [2018-10-04 13:50:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3746 transitions. [2018-10-04 13:50:07,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:07,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:07,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1878 states and 3748 transitions. [2018-10-04 13:50:07,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3748 transitions. [2018-10-04 13:50:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:07,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:07,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 1879 states and 3750 transitions. [2018-10-04 13:50:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3750 transitions. [2018-10-04 13:50:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1880 states and 3752 transitions. [2018-10-04 13:50:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3752 transitions. [2018-10-04 13:50:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1881 states and 3754 transitions. [2018-10-04 13:50:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3754 transitions. [2018-10-04 13:50:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 1882 states and 3756 transitions. [2018-10-04 13:50:08,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3756 transitions. [2018-10-04 13:50:08,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1883 states and 3758 transitions. [2018-10-04 13:50:08,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3758 transitions. [2018-10-04 13:50:08,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 1884 states and 3760 transitions. [2018-10-04 13:50:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3760 transitions. [2018-10-04 13:50:08,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1885 states and 3762 transitions. [2018-10-04 13:50:08,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3762 transitions. [2018-10-04 13:50:08,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 1886 states and 3764 transitions. [2018-10-04 13:50:08,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3764 transitions. [2018-10-04 13:50:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:08,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:08,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:08,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1887 states and 3766 transitions. [2018-10-04 13:50:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3766 transitions. [2018-10-04 13:50:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 1888 states and 3768 transitions. [2018-10-04 13:50:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3768 transitions. [2018-10-04 13:50:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1889 states and 3770 transitions. [2018-10-04 13:50:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3770 transitions. [2018-10-04 13:50:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 1890 states and 3772 transitions. [2018-10-04 13:50:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3772 transitions. [2018-10-04 13:50:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 1891 states and 3774 transitions. [2018-10-04 13:50:09,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3774 transitions. [2018-10-04 13:50:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1892 states and 3776 transitions. [2018-10-04 13:50:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3776 transitions. [2018-10-04 13:50:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1893 states and 3778 transitions. [2018-10-04 13:50:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3778 transitions. [2018-10-04 13:50:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1894 states and 3780 transitions. [2018-10-04 13:50:09,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3780 transitions. [2018-10-04 13:50:09,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:09,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1895 states and 3782 transitions. [2018-10-04 13:50:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3782 transitions. [2018-10-04 13:50:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:09,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:09,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 1896 states and 3784 transitions. [2018-10-04 13:50:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3784 transitions. [2018-10-04 13:50:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1897 states and 3786 transitions. [2018-10-04 13:50:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3786 transitions. [2018-10-04 13:50:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1898 states and 3788 transitions. [2018-10-04 13:50:10,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3788 transitions. [2018-10-04 13:50:10,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1899 states and 3790 transitions. [2018-10-04 13:50:10,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3790 transitions. [2018-10-04 13:50:10,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1900 states and 3792 transitions. [2018-10-04 13:50:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3792 transitions. [2018-10-04 13:50:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1901 states and 3794 transitions. [2018-10-04 13:50:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3794 transitions. [2018-10-04 13:50:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1902 states and 3796 transitions. [2018-10-04 13:50:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3796 transitions. [2018-10-04 13:50:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 1903 states and 3798 transitions. [2018-10-04 13:50:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3798 transitions. [2018-10-04 13:50:10,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:10,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:10,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1904 states and 3800 transitions. [2018-10-04 13:50:11,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3800 transitions. [2018-10-04 13:50:11,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 1905 states and 3802 transitions. [2018-10-04 13:50:11,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3802 transitions. [2018-10-04 13:50:11,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1906 states and 3804 transitions. [2018-10-04 13:50:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3804 transitions. [2018-10-04 13:50:11,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 1907 states and 3806 transitions. [2018-10-04 13:50:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3806 transitions. [2018-10-04 13:50:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1908 states and 3808 transitions. [2018-10-04 13:50:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3808 transitions. [2018-10-04 13:50:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1909 states and 3810 transitions. [2018-10-04 13:50:11,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3810 transitions. [2018-10-04 13:50:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1910 states and 3812 transitions. [2018-10-04 13:50:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3812 transitions. [2018-10-04 13:50:11,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 1911 states and 3814 transitions. [2018-10-04 13:50:11,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3814 transitions. [2018-10-04 13:50:11,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:11,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:11,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 1912 states and 3816 transitions. [2018-10-04 13:50:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3816 transitions. [2018-10-04 13:50:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:11,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 1913 states and 3818 transitions. [2018-10-04 13:50:12,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3818 transitions. [2018-10-04 13:50:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1914 states and 3820 transitions. [2018-10-04 13:50:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3820 transitions. [2018-10-04 13:50:12,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1915 states and 3822 transitions. [2018-10-04 13:50:12,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3822 transitions. [2018-10-04 13:50:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1916 states and 3824 transitions. [2018-10-04 13:50:12,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3824 transitions. [2018-10-04 13:50:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 1917 states and 3826 transitions. [2018-10-04 13:50:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3826 transitions. [2018-10-04 13:50:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 1918 states and 3828 transitions. [2018-10-04 13:50:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3828 transitions. [2018-10-04 13:50:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1919 states and 3830 transitions. [2018-10-04 13:50:12,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3830 transitions. [2018-10-04 13:50:12,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 1920 states and 3832 transitions. [2018-10-04 13:50:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3832 transitions. [2018-10-04 13:50:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:12,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:12,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1921 states and 3834 transitions. [2018-10-04 13:50:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3834 transitions. [2018-10-04 13:50:13,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1922 states and 3836 transitions. [2018-10-04 13:50:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3836 transitions. [2018-10-04 13:50:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1923 states and 3838 transitions. [2018-10-04 13:50:13,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3838 transitions. [2018-10-04 13:50:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1924 states and 3840 transitions. [2018-10-04 13:50:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3840 transitions. [2018-10-04 13:50:13,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1925 states and 3842 transitions. [2018-10-04 13:50:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3842 transitions. [2018-10-04 13:50:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 1926 states and 3844 transitions. [2018-10-04 13:50:13,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3844 transitions. [2018-10-04 13:50:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1927 states and 3846 transitions. [2018-10-04 13:50:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3846 transitions. [2018-10-04 13:50:13,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 1928 states and 3848 transitions. [2018-10-04 13:50:13,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3848 transitions. [2018-10-04 13:50:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1929 states and 3850 transitions. [2018-10-04 13:50:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3850 transitions. [2018-10-04 13:50:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:13,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:13,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1930 states and 3852 transitions. [2018-10-04 13:50:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3852 transitions. [2018-10-04 13:50:14,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1931 states and 3854 transitions. [2018-10-04 13:50:14,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3854 transitions. [2018-10-04 13:50:14,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1932 states and 3856 transitions. [2018-10-04 13:50:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3856 transitions. [2018-10-04 13:50:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1933 states and 3858 transitions. [2018-10-04 13:50:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3858 transitions. [2018-10-04 13:50:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1934 states and 3860 transitions. [2018-10-04 13:50:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3860 transitions. [2018-10-04 13:50:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1935 states and 3862 transitions. [2018-10-04 13:50:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3862 transitions. [2018-10-04 13:50:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1936 states and 3864 transitions. [2018-10-04 13:50:14,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3864 transitions. [2018-10-04 13:50:14,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 1937 states and 3866 transitions. [2018-10-04 13:50:14,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3866 transitions. [2018-10-04 13:50:14,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:14,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:14,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:14,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1938 states and 3868 transitions. [2018-10-04 13:50:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3868 transitions. [2018-10-04 13:50:15,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 1939 states and 3870 transitions. [2018-10-04 13:50:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3870 transitions. [2018-10-04 13:50:15,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 1940 states and 3872 transitions. [2018-10-04 13:50:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3872 transitions. [2018-10-04 13:50:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 1941 states and 3874 transitions. [2018-10-04 13:50:15,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3874 transitions. [2018-10-04 13:50:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 1942 states and 3876 transitions. [2018-10-04 13:50:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3876 transitions. [2018-10-04 13:50:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 1943 states and 3878 transitions. [2018-10-04 13:50:15,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3878 transitions. [2018-10-04 13:50:15,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 1944 states and 3880 transitions. [2018-10-04 13:50:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3880 transitions. [2018-10-04 13:50:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:15,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:15,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 1945 states and 3882 transitions. [2018-10-04 13:50:15,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3882 transitions. [2018-10-04 13:50:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:15,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:15,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:15,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 1946 states and 3884 transitions. [2018-10-04 13:50:16,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3884 transitions. [2018-10-04 13:50:16,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1947 states and 3886 transitions. [2018-10-04 13:50:16,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3886 transitions. [2018-10-04 13:50:16,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 1948 states and 3888 transitions. [2018-10-04 13:50:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3888 transitions. [2018-10-04 13:50:16,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 1949 states and 3890 transitions. [2018-10-04 13:50:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 3890 transitions. [2018-10-04 13:50:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 1950 states and 3892 transitions. [2018-10-04 13:50:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3892 transitions. [2018-10-04 13:50:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1951 states and 3894 transitions. [2018-10-04 13:50:16,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3894 transitions. [2018-10-04 13:50:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 1952 states and 3896 transitions. [2018-10-04 13:50:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3896 transitions. [2018-10-04 13:50:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 1953 states and 3898 transitions. [2018-10-04 13:50:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3898 transitions. [2018-10-04 13:50:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:16,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:16,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 1954 states and 3900 transitions. [2018-10-04 13:50:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3900 transitions. [2018-10-04 13:50:16,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:16,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:16,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:16,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 1955 states and 3902 transitions. [2018-10-04 13:50:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3902 transitions. [2018-10-04 13:50:17,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 1956 states and 3904 transitions. [2018-10-04 13:50:17,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3904 transitions. [2018-10-04 13:50:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 1957 states and 3906 transitions. [2018-10-04 13:50:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3906 transitions. [2018-10-04 13:50:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1958 states and 3908 transitions. [2018-10-04 13:50:17,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3908 transitions. [2018-10-04 13:50:17,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 1959 states and 3910 transitions. [2018-10-04 13:50:17,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3910 transitions. [2018-10-04 13:50:17,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 1960 states and 3912 transitions. [2018-10-04 13:50:17,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3912 transitions. [2018-10-04 13:50:17,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 1961 states and 3914 transitions. [2018-10-04 13:50:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3914 transitions. [2018-10-04 13:50:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1962 states and 3916 transitions. [2018-10-04 13:50:17,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3916 transitions. [2018-10-04 13:50:17,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:17,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:17,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1963 states and 3918 transitions. [2018-10-04 13:50:17,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3918 transitions. [2018-10-04 13:50:17,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:17,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:17,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 1964 states and 3920 transitions. [2018-10-04 13:50:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3920 transitions. [2018-10-04 13:50:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 1965 states and 3922 transitions. [2018-10-04 13:50:18,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3922 transitions. [2018-10-04 13:50:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1966 states and 3924 transitions. [2018-10-04 13:50:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3924 transitions. [2018-10-04 13:50:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1967 states and 3926 transitions. [2018-10-04 13:50:18,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3926 transitions. [2018-10-04 13:50:18,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 1968 states and 3928 transitions. [2018-10-04 13:50:18,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3928 transitions. [2018-10-04 13:50:18,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1969 states and 3930 transitions. [2018-10-04 13:50:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3930 transitions. [2018-10-04 13:50:18,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 1970 states and 3932 transitions. [2018-10-04 13:50:18,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3932 transitions. [2018-10-04 13:50:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:18,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:18,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 1971 states and 3934 transitions. [2018-10-04 13:50:18,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3934 transitions. [2018-10-04 13:50:18,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:18,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:18,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:18,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 1972 states and 3936 transitions. [2018-10-04 13:50:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3936 transitions. [2018-10-04 13:50:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1973 states and 3938 transitions. [2018-10-04 13:50:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3938 transitions. [2018-10-04 13:50:19,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 1974 states and 3940 transitions. [2018-10-04 13:50:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3940 transitions. [2018-10-04 13:50:19,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1975 states and 3942 transitions. [2018-10-04 13:50:19,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3942 transitions. [2018-10-04 13:50:19,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1976 states and 3944 transitions. [2018-10-04 13:50:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3944 transitions. [2018-10-04 13:50:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 1977 states and 3946 transitions. [2018-10-04 13:50:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3946 transitions. [2018-10-04 13:50:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1978 states and 3948 transitions. [2018-10-04 13:50:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3948 transitions. [2018-10-04 13:50:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 1979 states and 3950 transitions. [2018-10-04 13:50:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3950 transitions. [2018-10-04 13:50:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:19,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1980 states and 3952 transitions. [2018-10-04 13:50:19,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3952 transitions. [2018-10-04 13:50:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:19,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:19,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:19,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 1981 states and 3954 transitions. [2018-10-04 13:50:20,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3954 transitions. [2018-10-04 13:50:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1982 states and 3956 transitions. [2018-10-04 13:50:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3956 transitions. [2018-10-04 13:50:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 1983 states and 3958 transitions. [2018-10-04 13:50:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3958 transitions. [2018-10-04 13:50:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1984 states and 3960 transitions. [2018-10-04 13:50:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3960 transitions. [2018-10-04 13:50:20,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 1985 states and 3962 transitions. [2018-10-04 13:50:20,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3962 transitions. [2018-10-04 13:50:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1986 states and 3964 transitions. [2018-10-04 13:50:20,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3964 transitions. [2018-10-04 13:50:20,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 1987 states and 3966 transitions. [2018-10-04 13:50:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3966 transitions. [2018-10-04 13:50:20,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 1988 states and 3968 transitions. [2018-10-04 13:50:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 3968 transitions. [2018-10-04 13:50:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:20,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:20,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 1989 states and 3970 transitions. [2018-10-04 13:50:21,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3970 transitions. [2018-10-04 13:50:21,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 1990 states and 3972 transitions. [2018-10-04 13:50:21,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3972 transitions. [2018-10-04 13:50:21,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 1991 states and 3974 transitions. [2018-10-04 13:50:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 3974 transitions. [2018-10-04 13:50:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 1992 states and 3976 transitions. [2018-10-04 13:50:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3976 transitions. [2018-10-04 13:50:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 1993 states and 3978 transitions. [2018-10-04 13:50:21,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3978 transitions. [2018-10-04 13:50:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1994 states and 3980 transitions. [2018-10-04 13:50:21,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3980 transitions. [2018-10-04 13:50:21,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1995 states and 3982 transitions. [2018-10-04 13:50:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3982 transitions. [2018-10-04 13:50:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1996 states and 3984 transitions. [2018-10-04 13:50:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3984 transitions. [2018-10-04 13:50:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:21,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:21,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 1997 states and 3986 transitions. [2018-10-04 13:50:22,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3986 transitions. [2018-10-04 13:50:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 1998 states and 3988 transitions. [2018-10-04 13:50:22,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3988 transitions. [2018-10-04 13:50:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 1999 states and 3990 transitions. [2018-10-04 13:50:22,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3990 transitions. [2018-10-04 13:50:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 2000 states and 3992 transitions. [2018-10-04 13:50:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3992 transitions. [2018-10-04 13:50:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 2001 states and 3994 transitions. [2018-10-04 13:50:22,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3994 transitions. [2018-10-04 13:50:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 2002 states and 3996 transitions. [2018-10-04 13:50:22,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3996 transitions. [2018-10-04 13:50:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 2003 states and 3998 transitions. [2018-10-04 13:50:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3998 transitions. [2018-10-04 13:50:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 2004 states and 4000 transitions. [2018-10-04 13:50:22,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4000 transitions. [2018-10-04 13:50:22,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 2005 states and 4002 transitions. [2018-10-04 13:50:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4002 transitions. [2018-10-04 13:50:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:22,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:22,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 2006 states and 4004 transitions. [2018-10-04 13:50:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 4004 transitions. [2018-10-04 13:50:23,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 2007 states and 4006 transitions. [2018-10-04 13:50:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 4006 transitions. [2018-10-04 13:50:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 2008 states and 4008 transitions. [2018-10-04 13:50:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4008 transitions. [2018-10-04 13:50:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2009 states and 4010 transitions. [2018-10-04 13:50:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 4010 transitions. [2018-10-04 13:50:23,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 2010 states and 4012 transitions. [2018-10-04 13:50:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 4012 transitions. [2018-10-04 13:50:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2011 states and 4014 transitions. [2018-10-04 13:50:23,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4014 transitions. [2018-10-04 13:50:23,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 2012 states and 4016 transitions. [2018-10-04 13:50:23,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 4016 transitions. [2018-10-04 13:50:23,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2013 states and 4018 transitions. [2018-10-04 13:50:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4018 transitions. [2018-10-04 13:50:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:23,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 2014 states and 4020 transitions. [2018-10-04 13:50:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 4020 transitions. [2018-10-04 13:50:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:23,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 2015 states and 4022 transitions. [2018-10-04 13:50:24,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4022 transitions. [2018-10-04 13:50:24,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 2016 states and 4024 transitions. [2018-10-04 13:50:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 4024 transitions. [2018-10-04 13:50:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 2017 states and 4026 transitions. [2018-10-04 13:50:24,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4026 transitions. [2018-10-04 13:50:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 2018 states and 4028 transitions. [2018-10-04 13:50:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4028 transitions. [2018-10-04 13:50:24,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 2019 states and 4030 transitions. [2018-10-04 13:50:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4030 transitions. [2018-10-04 13:50:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 2020 states and 4032 transitions. [2018-10-04 13:50:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4032 transitions. [2018-10-04 13:50:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 2021 states and 4034 transitions. [2018-10-04 13:50:24,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 4034 transitions. [2018-10-04 13:50:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:24,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 2022 states and 4036 transitions. [2018-10-04 13:50:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4036 transitions. [2018-10-04 13:50:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:24,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:24,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 2023 states and 4038 transitions. [2018-10-04 13:50:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 4038 transitions. [2018-10-04 13:50:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 2024 states and 4040 transitions. [2018-10-04 13:50:25,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4040 transitions. [2018-10-04 13:50:25,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 2025 states and 4042 transitions. [2018-10-04 13:50:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4042 transitions. [2018-10-04 13:50:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4044 states to 2026 states and 4044 transitions. [2018-10-04 13:50:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4044 transitions. [2018-10-04 13:50:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 2027 states and 4046 transitions. [2018-10-04 13:50:25,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4046 transitions. [2018-10-04 13:50:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2028 states and 4048 transitions. [2018-10-04 13:50:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 4048 transitions. [2018-10-04 13:50:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 2029 states and 4050 transitions. [2018-10-04 13:50:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4050 transitions. [2018-10-04 13:50:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 2030 states and 4052 transitions. [2018-10-04 13:50:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 4052 transitions. [2018-10-04 13:50:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:25,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:25,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 2031 states and 4054 transitions. [2018-10-04 13:50:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 4054 transitions. [2018-10-04 13:50:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 2032 states and 4056 transitions. [2018-10-04 13:50:26,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4056 transitions. [2018-10-04 13:50:26,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 2033 states and 4058 transitions. [2018-10-04 13:50:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4058 transitions. [2018-10-04 13:50:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2034 states and 4060 transitions. [2018-10-04 13:50:26,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 4060 transitions. [2018-10-04 13:50:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 2035 states and 4062 transitions. [2018-10-04 13:50:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4062 transitions. [2018-10-04 13:50:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 2036 states and 4064 transitions. [2018-10-04 13:50:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4064 transitions. [2018-10-04 13:50:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 2037 states and 4066 transitions. [2018-10-04 13:50:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4066 transitions. [2018-10-04 13:50:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:26,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 2038 states and 4068 transitions. [2018-10-04 13:50:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4068 transitions. [2018-10-04 13:50:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:26,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:26,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 2039 states and 4070 transitions. [2018-10-04 13:50:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4070 transitions. [2018-10-04 13:50:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 2040 states and 4072 transitions. [2018-10-04 13:50:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4072 transitions. [2018-10-04 13:50:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 2041 states and 4074 transitions. [2018-10-04 13:50:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4074 transitions. [2018-10-04 13:50:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 2042 states and 4076 transitions. [2018-10-04 13:50:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 4076 transitions. [2018-10-04 13:50:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 2043 states and 4078 transitions. [2018-10-04 13:50:27,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4078 transitions. [2018-10-04 13:50:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2044 states and 4080 transitions. [2018-10-04 13:50:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4080 transitions. [2018-10-04 13:50:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2045 states and 4082 transitions. [2018-10-04 13:50:27,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4082 transitions. [2018-10-04 13:50:27,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:27,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2046 states and 4084 transitions. [2018-10-04 13:50:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 4084 transitions. [2018-10-04 13:50:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:27,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:27,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 2047 states and 4086 transitions. [2018-10-04 13:50:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4086 transitions. [2018-10-04 13:50:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 2048 states and 4088 transitions. [2018-10-04 13:50:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4088 transitions. [2018-10-04 13:50:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 2049 states and 4090 transitions. [2018-10-04 13:50:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 4090 transitions. [2018-10-04 13:50:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2050 states and 4092 transitions. [2018-10-04 13:50:28,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4092 transitions. [2018-10-04 13:50:28,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 2051 states and 4094 transitions. [2018-10-04 13:50:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4094 transitions. [2018-10-04 13:50:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 2052 states and 4096 transitions. [2018-10-04 13:50:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 4096 transitions. [2018-10-04 13:50:28,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2053 states and 4098 transitions. [2018-10-04 13:50:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4098 transitions. [2018-10-04 13:50:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 2054 states and 4100 transitions. [2018-10-04 13:50:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 4100 transitions. [2018-10-04 13:50:28,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:28,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 2055 states and 4102 transitions. [2018-10-04 13:50:28,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 4102 transitions. [2018-10-04 13:50:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:28,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:28,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 2056 states and 4104 transitions. [2018-10-04 13:50:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4104 transitions. [2018-10-04 13:50:29,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2057 states and 4106 transitions. [2018-10-04 13:50:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 4106 transitions. [2018-10-04 13:50:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 2058 states and 4108 transitions. [2018-10-04 13:50:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4108 transitions. [2018-10-04 13:50:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 2059 states and 4110 transitions. [2018-10-04 13:50:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 4110 transitions. [2018-10-04 13:50:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 2060 states and 4112 transitions. [2018-10-04 13:50:29,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 4112 transitions. [2018-10-04 13:50:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 2061 states and 4114 transitions. [2018-10-04 13:50:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 4114 transitions. [2018-10-04 13:50:29,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2062 states and 4116 transitions. [2018-10-04 13:50:29,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 4116 transitions. [2018-10-04 13:50:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:29,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2063 states and 4118 transitions. [2018-10-04 13:50:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4118 transitions. [2018-10-04 13:50:29,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:29,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:29,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:29,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2064 states and 4120 transitions. [2018-10-04 13:50:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 4120 transitions. [2018-10-04 13:50:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2065 states and 4122 transitions. [2018-10-04 13:50:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 4122 transitions. [2018-10-04 13:50:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 2066 states and 4124 transitions. [2018-10-04 13:50:30,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 4124 transitions. [2018-10-04 13:50:30,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 2067 states and 4126 transitions. [2018-10-04 13:50:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4126 transitions. [2018-10-04 13:50:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2068 states and 4128 transitions. [2018-10-04 13:50:30,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 4128 transitions. [2018-10-04 13:50:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 2069 states and 4130 transitions. [2018-10-04 13:50:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 4130 transitions. [2018-10-04 13:50:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 2070 states and 4132 transitions. [2018-10-04 13:50:30,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4132 transitions. [2018-10-04 13:50:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:30,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:30,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 2071 states and 4134 transitions. [2018-10-04 13:50:30,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4134 transitions. [2018-10-04 13:50:30,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:30,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:30,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 2072 states and 4136 transitions. [2018-10-04 13:50:31,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 4136 transitions. [2018-10-04 13:50:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 2073 states and 4138 transitions. [2018-10-04 13:50:31,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 4138 transitions. [2018-10-04 13:50:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 2074 states and 4140 transitions. [2018-10-04 13:50:31,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 4140 transitions. [2018-10-04 13:50:31,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4142 states to 2075 states and 4142 transitions. [2018-10-04 13:50:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 4142 transitions. [2018-10-04 13:50:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 2076 states and 4144 transitions. [2018-10-04 13:50:31,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 4144 transitions. [2018-10-04 13:50:31,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 2077 states and 4146 transitions. [2018-10-04 13:50:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 4146 transitions. [2018-10-04 13:50:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 2078 states and 4148 transitions. [2018-10-04 13:50:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 4148 transitions. [2018-10-04 13:50:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 2079 states and 4150 transitions. [2018-10-04 13:50:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 4150 transitions. [2018-10-04 13:50:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:31,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:31,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 2080 states and 4152 transitions. [2018-10-04 13:50:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 4152 transitions. [2018-10-04 13:50:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 2081 states and 4154 transitions. [2018-10-04 13:50:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4154 transitions. [2018-10-04 13:50:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4156 states to 2082 states and 4156 transitions. [2018-10-04 13:50:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4156 transitions. [2018-10-04 13:50:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 2083 states and 4158 transitions. [2018-10-04 13:50:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4158 transitions. [2018-10-04 13:50:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 2084 states and 4160 transitions. [2018-10-04 13:50:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4160 transitions. [2018-10-04 13:50:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 2085 states and 4162 transitions. [2018-10-04 13:50:32,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4162 transitions. [2018-10-04 13:50:32,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 2086 states and 4164 transitions. [2018-10-04 13:50:32,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4164 transitions. [2018-10-04 13:50:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2087 states and 4166 transitions. [2018-10-04 13:50:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 4166 transitions. [2018-10-04 13:50:32,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:32,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 2088 states and 4168 transitions. [2018-10-04 13:50:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 4168 transitions. [2018-10-04 13:50:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:32,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:32,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 2089 states and 4170 transitions. [2018-10-04 13:50:33,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 4170 transitions. [2018-10-04 13:50:33,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 2090 states and 4172 transitions. [2018-10-04 13:50:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 4172 transitions. [2018-10-04 13:50:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 2091 states and 4174 transitions. [2018-10-04 13:50:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 4174 transitions. [2018-10-04 13:50:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 2092 states and 4176 transitions. [2018-10-04 13:50:33,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 4176 transitions. [2018-10-04 13:50:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 2093 states and 4178 transitions. [2018-10-04 13:50:33,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4178 transitions. [2018-10-04 13:50:33,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 2094 states and 4180 transitions. [2018-10-04 13:50:33,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 4180 transitions. [2018-10-04 13:50:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 2095 states and 4182 transitions. [2018-10-04 13:50:33,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4182 transitions. [2018-10-04 13:50:33,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 2096 states and 4184 transitions. [2018-10-04 13:50:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 4184 transitions. [2018-10-04 13:50:33,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:33,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:33,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2097 states and 4186 transitions. [2018-10-04 13:50:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 4186 transitions. [2018-10-04 13:50:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 2098 states and 4188 transitions. [2018-10-04 13:50:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 4188 transitions. [2018-10-04 13:50:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 2099 states and 4190 transitions. [2018-10-04 13:50:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 4190 transitions. [2018-10-04 13:50:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 2100 states and 4192 transitions. [2018-10-04 13:50:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4192 transitions. [2018-10-04 13:50:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 2101 states and 4194 transitions. [2018-10-04 13:50:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4194 transitions. [2018-10-04 13:50:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 2102 states and 4196 transitions. [2018-10-04 13:50:34,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4196 transitions. [2018-10-04 13:50:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 2103 states and 4198 transitions. [2018-10-04 13:50:34,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4198 transitions. [2018-10-04 13:50:34,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:34,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 2104 states and 4200 transitions. [2018-10-04 13:50:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4200 transitions. [2018-10-04 13:50:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:34,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:34,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 2105 states and 4202 transitions. [2018-10-04 13:50:35,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4202 transitions. [2018-10-04 13:50:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 2106 states and 4204 transitions. [2018-10-04 13:50:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 4204 transitions. [2018-10-04 13:50:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 2107 states and 4206 transitions. [2018-10-04 13:50:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 4206 transitions. [2018-10-04 13:50:35,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 2108 states and 4208 transitions. [2018-10-04 13:50:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4208 transitions. [2018-10-04 13:50:35,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2109 states and 4210 transitions. [2018-10-04 13:50:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 4210 transitions. [2018-10-04 13:50:35,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 2110 states and 4212 transitions. [2018-10-04 13:50:35,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 4212 transitions. [2018-10-04 13:50:35,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 2111 states and 4214 transitions. [2018-10-04 13:50:35,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 4214 transitions. [2018-10-04 13:50:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:35,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 2112 states and 4216 transitions. [2018-10-04 13:50:35,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 4216 transitions. [2018-10-04 13:50:35,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:35,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:35,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 2113 states and 4218 transitions. [2018-10-04 13:50:36,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 4218 transitions. [2018-10-04 13:50:36,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 2114 states and 4220 transitions. [2018-10-04 13:50:36,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 4220 transitions. [2018-10-04 13:50:36,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 2115 states and 4222 transitions. [2018-10-04 13:50:36,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 4222 transitions. [2018-10-04 13:50:36,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 2116 states and 4224 transitions. [2018-10-04 13:50:36,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 4224 transitions. [2018-10-04 13:50:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 2117 states and 4226 transitions. [2018-10-04 13:50:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 4226 transitions. [2018-10-04 13:50:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 2118 states and 4228 transitions. [2018-10-04 13:50:36,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 4228 transitions. [2018-10-04 13:50:36,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2119 states and 4230 transitions. [2018-10-04 13:50:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 4230 transitions. [2018-10-04 13:50:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:36,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:36,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 2120 states and 4232 transitions. [2018-10-04 13:50:36,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 4232 transitions. [2018-10-04 13:50:36,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:36,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:36,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 2121 states and 4234 transitions. [2018-10-04 13:50:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 4234 transitions. [2018-10-04 13:50:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 2122 states and 4236 transitions. [2018-10-04 13:50:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 4236 transitions. [2018-10-04 13:50:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 2123 states and 4238 transitions. [2018-10-04 13:50:37,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 4238 transitions. [2018-10-04 13:50:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 2124 states and 4240 transitions. [2018-10-04 13:50:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 4240 transitions. [2018-10-04 13:50:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2125 states and 4242 transitions. [2018-10-04 13:50:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4242 transitions. [2018-10-04 13:50:37,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 2126 states and 4244 transitions. [2018-10-04 13:50:37,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 4244 transitions. [2018-10-04 13:50:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 2127 states and 4246 transitions. [2018-10-04 13:50:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4246 transitions. [2018-10-04 13:50:37,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:37,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2128 states and 4248 transitions. [2018-10-04 13:50:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4248 transitions. [2018-10-04 13:50:37,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:37,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:37,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:37,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2129 states and 4250 transitions. [2018-10-04 13:50:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4250 transitions. [2018-10-04 13:50:38,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 2130 states and 4252 transitions. [2018-10-04 13:50:38,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 4252 transitions. [2018-10-04 13:50:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 2131 states and 4254 transitions. [2018-10-04 13:50:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 4254 transitions. [2018-10-04 13:50:38,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 2132 states and 4256 transitions. [2018-10-04 13:50:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4256 transitions. [2018-10-04 13:50:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 2133 states and 4258 transitions. [2018-10-04 13:50:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 4258 transitions. [2018-10-04 13:50:38,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 2134 states and 4260 transitions. [2018-10-04 13:50:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 4260 transitions. [2018-10-04 13:50:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 2135 states and 4262 transitions. [2018-10-04 13:50:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 4262 transitions. [2018-10-04 13:50:38,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 2136 states and 4264 transitions. [2018-10-04 13:50:38,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 4264 transitions. [2018-10-04 13:50:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:38,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2137 states and 4266 transitions. [2018-10-04 13:50:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4266 transitions. [2018-10-04 13:50:38,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:38,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:38,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 2138 states and 4268 transitions. [2018-10-04 13:50:39,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 4268 transitions. [2018-10-04 13:50:39,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 2139 states and 4270 transitions. [2018-10-04 13:50:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 4270 transitions. [2018-10-04 13:50:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 2140 states and 4272 transitions. [2018-10-04 13:50:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4272 transitions. [2018-10-04 13:50:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 2141 states and 4274 transitions. [2018-10-04 13:50:39,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 4274 transitions. [2018-10-04 13:50:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 2142 states and 4276 transitions. [2018-10-04 13:50:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 4276 transitions. [2018-10-04 13:50:39,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 2143 states and 4278 transitions. [2018-10-04 13:50:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 4278 transitions. [2018-10-04 13:50:39,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 2144 states and 4280 transitions. [2018-10-04 13:50:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4280 transitions. [2018-10-04 13:50:39,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 2145 states and 4282 transitions. [2018-10-04 13:50:39,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4282 transitions. [2018-10-04 13:50:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:39,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:39,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 2146 states and 4284 transitions. [2018-10-04 13:50:40,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 4284 transitions. [2018-10-04 13:50:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4286 states to 2147 states and 4286 transitions. [2018-10-04 13:50:40,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4286 transitions. [2018-10-04 13:50:40,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 2148 states and 4288 transitions. [2018-10-04 13:50:40,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4288 transitions. [2018-10-04 13:50:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 2149 states and 4290 transitions. [2018-10-04 13:50:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 4290 transitions. [2018-10-04 13:50:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 2150 states and 4292 transitions. [2018-10-04 13:50:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4292 transitions. [2018-10-04 13:50:40,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 2151 states and 4294 transitions. [2018-10-04 13:50:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4294 transitions. [2018-10-04 13:50:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 2152 states and 4296 transitions. [2018-10-04 13:50:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4296 transitions. [2018-10-04 13:50:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:40,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:40,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 2153 states and 4298 transitions. [2018-10-04 13:50:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 4298 transitions. [2018-10-04 13:50:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 2154 states and 4300 transitions. [2018-10-04 13:50:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 4300 transitions. [2018-10-04 13:50:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 2155 states and 4302 transitions. [2018-10-04 13:50:41,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 4302 transitions. [2018-10-04 13:50:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 2156 states and 4304 transitions. [2018-10-04 13:50:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 4304 transitions. [2018-10-04 13:50:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 2157 states and 4306 transitions. [2018-10-04 13:50:41,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 4306 transitions. [2018-10-04 13:50:41,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 2158 states and 4308 transitions. [2018-10-04 13:50:41,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 4308 transitions. [2018-10-04 13:50:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 2159 states and 4310 transitions. [2018-10-04 13:50:41,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 4310 transitions. [2018-10-04 13:50:41,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 2160 states and 4312 transitions. [2018-10-04 13:50:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 4312 transitions. [2018-10-04 13:50:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:41,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:41,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 2161 states and 4314 transitions. [2018-10-04 13:50:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4314 transitions. [2018-10-04 13:50:42,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 2162 states and 4316 transitions. [2018-10-04 13:50:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4316 transitions. [2018-10-04 13:50:42,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 2163 states and 4318 transitions. [2018-10-04 13:50:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 4318 transitions. [2018-10-04 13:50:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4320 states to 2164 states and 4320 transitions. [2018-10-04 13:50:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 4320 transitions. [2018-10-04 13:50:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 2165 states and 4322 transitions. [2018-10-04 13:50:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 4322 transitions. [2018-10-04 13:50:42,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 2166 states and 4324 transitions. [2018-10-04 13:50:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4324 transitions. [2018-10-04 13:50:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 2167 states and 4326 transitions. [2018-10-04 13:50:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4326 transitions. [2018-10-04 13:50:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 2168 states and 4328 transitions. [2018-10-04 13:50:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4328 transitions. [2018-10-04 13:50:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:42,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:42,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:42,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 2169 states and 4330 transitions. [2018-10-04 13:50:43,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4330 transitions. [2018-10-04 13:50:43,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 2170 states and 4332 transitions. [2018-10-04 13:50:43,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 4332 transitions. [2018-10-04 13:50:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 2171 states and 4334 transitions. [2018-10-04 13:50:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 4334 transitions. [2018-10-04 13:50:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 2172 states and 4336 transitions. [2018-10-04 13:50:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4336 transitions. [2018-10-04 13:50:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 2173 states and 4338 transitions. [2018-10-04 13:50:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4338 transitions. [2018-10-04 13:50:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 2174 states and 4340 transitions. [2018-10-04 13:50:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4340 transitions. [2018-10-04 13:50:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 2175 states and 4342 transitions. [2018-10-04 13:50:43,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4342 transitions. [2018-10-04 13:50:43,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 2176 states and 4344 transitions. [2018-10-04 13:50:43,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4344 transitions. [2018-10-04 13:50:43,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:43,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:43,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:43,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 2177 states and 4346 transitions. [2018-10-04 13:50:44,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4346 transitions. [2018-10-04 13:50:44,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 2178 states and 4348 transitions. [2018-10-04 13:50:44,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4348 transitions. [2018-10-04 13:50:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 2179 states and 4350 transitions. [2018-10-04 13:50:44,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4350 transitions. [2018-10-04 13:50:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2180 states and 4352 transitions. [2018-10-04 13:50:44,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4352 transitions. [2018-10-04 13:50:44,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2181 states and 4354 transitions. [2018-10-04 13:50:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4354 transitions. [2018-10-04 13:50:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 2182 states and 4356 transitions. [2018-10-04 13:50:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4356 transitions. [2018-10-04 13:50:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 2183 states and 4358 transitions. [2018-10-04 13:50:44,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4358 transitions. [2018-10-04 13:50:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:44,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 2184 states and 4360 transitions. [2018-10-04 13:50:44,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4360 transitions. [2018-10-04 13:50:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:44,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:44,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 2185 states and 4362 transitions. [2018-10-04 13:50:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 4362 transitions. [2018-10-04 13:50:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 2186 states and 4364 transitions. [2018-10-04 13:50:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 4364 transitions. [2018-10-04 13:50:45,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 2187 states and 4366 transitions. [2018-10-04 13:50:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 4366 transitions. [2018-10-04 13:50:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 2188 states and 4368 transitions. [2018-10-04 13:50:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 4368 transitions. [2018-10-04 13:50:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 2189 states and 4370 transitions. [2018-10-04 13:50:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 4370 transitions. [2018-10-04 13:50:45,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 2190 states and 4372 transitions. [2018-10-04 13:50:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 4372 transitions. [2018-10-04 13:50:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 2191 states and 4374 transitions. [2018-10-04 13:50:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 4374 transitions. [2018-10-04 13:50:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 2192 states and 4376 transitions. [2018-10-04 13:50:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4376 transitions. [2018-10-04 13:50:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:45,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:45,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:45,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 2193 states and 4378 transitions. [2018-10-04 13:50:46,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 4378 transitions. [2018-10-04 13:50:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 2194 states and 4380 transitions. [2018-10-04 13:50:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 4380 transitions. [2018-10-04 13:50:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 2195 states and 4382 transitions. [2018-10-04 13:50:46,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 4382 transitions. [2018-10-04 13:50:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 2196 states and 4384 transitions. [2018-10-04 13:50:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 4384 transitions. [2018-10-04 13:50:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 2197 states and 4386 transitions. [2018-10-04 13:50:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 4386 transitions. [2018-10-04 13:50:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 2198 states and 4388 transitions. [2018-10-04 13:50:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 4388 transitions. [2018-10-04 13:50:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 2199 states and 4390 transitions. [2018-10-04 13:50:46,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 4390 transitions. [2018-10-04 13:50:46,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:46,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4392 states to 2200 states and 4392 transitions. [2018-10-04 13:50:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 4392 transitions. [2018-10-04 13:50:46,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:46,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:46,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 2201 states and 4394 transitions. [2018-10-04 13:50:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 4394 transitions. [2018-10-04 13:50:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 2202 states and 4396 transitions. [2018-10-04 13:50:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4396 transitions. [2018-10-04 13:50:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 2203 states and 4398 transitions. [2018-10-04 13:50:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 4398 transitions. [2018-10-04 13:50:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 2204 states and 4400 transitions. [2018-10-04 13:50:47,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 4400 transitions. [2018-10-04 13:50:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 2205 states and 4402 transitions. [2018-10-04 13:50:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4402 transitions. [2018-10-04 13:50:47,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 2206 states and 4404 transitions. [2018-10-04 13:50:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4404 transitions. [2018-10-04 13:50:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 2207 states and 4406 transitions. [2018-10-04 13:50:47,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4406 transitions. [2018-10-04 13:50:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:47,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 2208 states and 4408 transitions. [2018-10-04 13:50:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 4408 transitions. [2018-10-04 13:50:47,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:47,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:47,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4410 states to 2209 states and 4410 transitions. [2018-10-04 13:50:48,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 4410 transitions. [2018-10-04 13:50:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 2210 states and 4412 transitions. [2018-10-04 13:50:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 4412 transitions. [2018-10-04 13:50:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 2211 states and 4414 transitions. [2018-10-04 13:50:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 4414 transitions. [2018-10-04 13:50:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 2212 states and 4416 transitions. [2018-10-04 13:50:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 4416 transitions. [2018-10-04 13:50:48,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 2213 states and 4418 transitions. [2018-10-04 13:50:48,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 4418 transitions. [2018-10-04 13:50:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 2214 states and 4420 transitions. [2018-10-04 13:50:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 4420 transitions. [2018-10-04 13:50:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 2215 states and 4422 transitions. [2018-10-04 13:50:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 4422 transitions. [2018-10-04 13:50:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:48,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 2216 states and 4424 transitions. [2018-10-04 13:50:48,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 4424 transitions. [2018-10-04 13:50:48,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:48,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:48,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 2217 states and 4426 transitions. [2018-10-04 13:50:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 4426 transitions. [2018-10-04 13:50:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4428 states to 2218 states and 4428 transitions. [2018-10-04 13:50:49,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 4428 transitions. [2018-10-04 13:50:49,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 2219 states and 4430 transitions. [2018-10-04 13:50:49,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4430 transitions. [2018-10-04 13:50:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 2220 states and 4432 transitions. [2018-10-04 13:50:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 4432 transitions. [2018-10-04 13:50:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 2221 states and 4434 transitions. [2018-10-04 13:50:49,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4434 transitions. [2018-10-04 13:50:49,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 2222 states and 4436 transitions. [2018-10-04 13:50:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4436 transitions. [2018-10-04 13:50:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 2223 states and 4438 transitions. [2018-10-04 13:50:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4438 transitions. [2018-10-04 13:50:49,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 2224 states and 4440 transitions. [2018-10-04 13:50:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 4440 transitions. [2018-10-04 13:50:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:49,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:49,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 2225 states and 4442 transitions. [2018-10-04 13:50:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4442 transitions. [2018-10-04 13:50:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4444 states to 2226 states and 4444 transitions. [2018-10-04 13:50:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4444 transitions. [2018-10-04 13:50:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 2227 states and 4446 transitions. [2018-10-04 13:50:50,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 4446 transitions. [2018-10-04 13:50:50,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 2228 states and 4448 transitions. [2018-10-04 13:50:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 4448 transitions. [2018-10-04 13:50:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 2229 states and 4450 transitions. [2018-10-04 13:50:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 4450 transitions. [2018-10-04 13:50:50,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 2230 states and 4452 transitions. [2018-10-04 13:50:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 4452 transitions. [2018-10-04 13:50:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 2231 states and 4454 transitions. [2018-10-04 13:50:50,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4454 transitions. [2018-10-04 13:50:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:50,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 2232 states and 4456 transitions. [2018-10-04 13:50:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 4456 transitions. [2018-10-04 13:50:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:50,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:50,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:50,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 2233 states and 4458 transitions. [2018-10-04 13:50:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 4458 transitions. [2018-10-04 13:50:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 2234 states and 4460 transitions. [2018-10-04 13:50:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 4460 transitions. [2018-10-04 13:50:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 2235 states and 4462 transitions. [2018-10-04 13:50:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 4462 transitions. [2018-10-04 13:50:51,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4464 states to 2236 states and 4464 transitions. [2018-10-04 13:50:51,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 4464 transitions. [2018-10-04 13:50:51,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 2237 states and 4466 transitions. [2018-10-04 13:50:51,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 4466 transitions. [2018-10-04 13:50:51,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 2238 states and 4468 transitions. [2018-10-04 13:50:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 4468 transitions. [2018-10-04 13:50:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 2239 states and 4470 transitions. [2018-10-04 13:50:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 4470 transitions. [2018-10-04 13:50:51,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:51,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:51,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4472 states to 2240 states and 4472 transitions. [2018-10-04 13:50:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 4472 transitions. [2018-10-04 13:50:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 2241 states and 4474 transitions. [2018-10-04 13:50:52,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 4474 transitions. [2018-10-04 13:50:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 2242 states and 4476 transitions. [2018-10-04 13:50:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4476 transitions. [2018-10-04 13:50:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 2243 states and 4478 transitions. [2018-10-04 13:50:52,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4478 transitions. [2018-10-04 13:50:52,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 2244 states and 4480 transitions. [2018-10-04 13:50:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 4480 transitions. [2018-10-04 13:50:52,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 2245 states and 4482 transitions. [2018-10-04 13:50:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4482 transitions. [2018-10-04 13:50:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 2246 states and 4484 transitions. [2018-10-04 13:50:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4484 transitions. [2018-10-04 13:50:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:52,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 2247 states and 4486 transitions. [2018-10-04 13:50:52,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 4486 transitions. [2018-10-04 13:50:52,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:52,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:52,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:52,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 2248 states and 4488 transitions. [2018-10-04 13:50:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 4488 transitions. [2018-10-04 13:50:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 2249 states and 4490 transitions. [2018-10-04 13:50:53,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 4490 transitions. [2018-10-04 13:50:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4492 states to 2250 states and 4492 transitions. [2018-10-04 13:50:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 4492 transitions. [2018-10-04 13:50:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 2251 states and 4494 transitions. [2018-10-04 13:50:53,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4494 transitions. [2018-10-04 13:50:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 2252 states and 4496 transitions. [2018-10-04 13:50:53,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 4496 transitions. [2018-10-04 13:50:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 2253 states and 4498 transitions. [2018-10-04 13:50:53,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 4498 transitions. [2018-10-04 13:50:53,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 2254 states and 4500 transitions. [2018-10-04 13:50:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 4500 transitions. [2018-10-04 13:50:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:53,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 2255 states and 4502 transitions. [2018-10-04 13:50:53,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 4502 transitions. [2018-10-04 13:50:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:53,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:53,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:53,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 2256 states and 4504 transitions. [2018-10-04 13:50:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 4504 transitions. [2018-10-04 13:50:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 2257 states and 4506 transitions. [2018-10-04 13:50:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 4506 transitions. [2018-10-04 13:50:54,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 2258 states and 4508 transitions. [2018-10-04 13:50:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 4508 transitions. [2018-10-04 13:50:54,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 2259 states and 4510 transitions. [2018-10-04 13:50:54,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 4510 transitions. [2018-10-04 13:50:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 2260 states and 4512 transitions. [2018-10-04 13:50:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4512 transitions. [2018-10-04 13:50:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 2261 states and 4514 transitions. [2018-10-04 13:50:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4514 transitions. [2018-10-04 13:50:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 2262 states and 4516 transitions. [2018-10-04 13:50:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4516 transitions. [2018-10-04 13:50:54,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:54,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 2263 states and 4518 transitions. [2018-10-04 13:50:54,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4518 transitions. [2018-10-04 13:50:54,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:54,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:54,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 2264 states and 4520 transitions. [2018-10-04 13:50:55,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4520 transitions. [2018-10-04 13:50:55,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 2265 states and 4522 transitions. [2018-10-04 13:50:55,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4522 transitions. [2018-10-04 13:50:55,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 2266 states and 4524 transitions. [2018-10-04 13:50:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4524 transitions. [2018-10-04 13:50:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 2267 states and 4526 transitions. [2018-10-04 13:50:55,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4526 transitions. [2018-10-04 13:50:55,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 2268 states and 4528 transitions. [2018-10-04 13:50:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4528 transitions. [2018-10-04 13:50:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 2269 states and 4530 transitions. [2018-10-04 13:50:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4530 transitions. [2018-10-04 13:50:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 2270 states and 4532 transitions. [2018-10-04 13:50:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4532 transitions. [2018-10-04 13:50:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 2271 states and 4534 transitions. [2018-10-04 13:50:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 4534 transitions. [2018-10-04 13:50:55,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:55,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:55,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 2272 states and 4536 transitions. [2018-10-04 13:50:56,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 4536 transitions. [2018-10-04 13:50:56,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 2273 states and 4538 transitions. [2018-10-04 13:50:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 4538 transitions. [2018-10-04 13:50:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 2274 states and 4540 transitions. [2018-10-04 13:50:56,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 4540 transitions. [2018-10-04 13:50:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 2275 states and 4542 transitions. [2018-10-04 13:50:56,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 4542 transitions. [2018-10-04 13:50:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 2276 states and 4544 transitions. [2018-10-04 13:50:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 4544 transitions. [2018-10-04 13:50:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 2277 states and 4546 transitions. [2018-10-04 13:50:56,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 4546 transitions. [2018-10-04 13:50:56,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4548 states to 2278 states and 4548 transitions. [2018-10-04 13:50:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 4548 transitions. [2018-10-04 13:50:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:56,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:56,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:56,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 2279 states and 4550 transitions. [2018-10-04 13:50:56,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 4550 transitions. [2018-10-04 13:50:56,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:56,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 2280 states and 4552 transitions. [2018-10-04 13:50:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4552 transitions. [2018-10-04 13:50:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4554 states to 2281 states and 4554 transitions. [2018-10-04 13:50:57,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 4554 transitions. [2018-10-04 13:50:57,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2282 states and 4556 transitions. [2018-10-04 13:50:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 4556 transitions. [2018-10-04 13:50:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 2283 states and 4558 transitions. [2018-10-04 13:50:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 4558 transitions. [2018-10-04 13:50:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 2284 states and 4560 transitions. [2018-10-04 13:50:57,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 4560 transitions. [2018-10-04 13:50:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 2285 states and 4562 transitions. [2018-10-04 13:50:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 4562 transitions. [2018-10-04 13:50:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:57,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:57,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 2286 states and 4564 transitions. [2018-10-04 13:50:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4564 transitions. [2018-10-04 13:50:57,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:57,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:57,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 2287 states and 4566 transitions. [2018-10-04 13:50:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 4566 transitions. [2018-10-04 13:50:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4568 states to 2288 states and 4568 transitions. [2018-10-04 13:50:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 4568 transitions. [2018-10-04 13:50:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 2289 states and 4570 transitions. [2018-10-04 13:50:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 4570 transitions. [2018-10-04 13:50:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 2290 states and 4572 transitions. [2018-10-04 13:50:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4572 transitions. [2018-10-04 13:50:58,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 2291 states and 4574 transitions. [2018-10-04 13:50:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 4574 transitions. [2018-10-04 13:50:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 2292 states and 4576 transitions. [2018-10-04 13:50:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 4576 transitions. [2018-10-04 13:50:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4578 states to 2293 states and 4578 transitions. [2018-10-04 13:50:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 4578 transitions. [2018-10-04 13:50:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 2294 states and 4580 transitions. [2018-10-04 13:50:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 4580 transitions. [2018-10-04 13:50:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:58,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:58,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 2295 states and 4582 transitions. [2018-10-04 13:50:59,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4582 transitions. [2018-10-04 13:50:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 2296 states and 4584 transitions. [2018-10-04 13:50:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 4584 transitions. [2018-10-04 13:50:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 2297 states and 4586 transitions. [2018-10-04 13:50:59,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 4586 transitions. [2018-10-04 13:50:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 2298 states and 4588 transitions. [2018-10-04 13:50:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4588 transitions. [2018-10-04 13:50:59,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 2299 states and 4590 transitions. [2018-10-04 13:50:59,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 4590 transitions. [2018-10-04 13:50:59,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 2300 states and 4592 transitions. [2018-10-04 13:50:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4592 transitions. [2018-10-04 13:50:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4594 states to 2301 states and 4594 transitions. [2018-10-04 13:50:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4594 transitions. [2018-10-04 13:50:59,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:50:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:50:59,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 2302 states and 4596 transitions. [2018-10-04 13:50:59,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4596 transitions. [2018-10-04 13:50:59,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:50:59,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:50:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:50:59,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:50:59,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 2303 states and 4598 transitions. [2018-10-04 13:51:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4598 transitions. [2018-10-04 13:51:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 2304 states and 4600 transitions. [2018-10-04 13:51:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4600 transitions. [2018-10-04 13:51:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 2305 states and 4602 transitions. [2018-10-04 13:51:00,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 4602 transitions. [2018-10-04 13:51:00,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 2306 states and 4604 transitions. [2018-10-04 13:51:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4604 transitions. [2018-10-04 13:51:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 2307 states and 4606 transitions. [2018-10-04 13:51:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 4606 transitions. [2018-10-04 13:51:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2308 states and 4608 transitions. [2018-10-04 13:51:00,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 4608 transitions. [2018-10-04 13:51:00,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 2309 states and 4610 transitions. [2018-10-04 13:51:00,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 4610 transitions. [2018-10-04 13:51:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 2310 states and 4612 transitions. [2018-10-04 13:51:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 4612 transitions. [2018-10-04 13:51:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:00,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:00,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4614 states to 2311 states and 4614 transitions. [2018-10-04 13:51:01,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4614 transitions. [2018-10-04 13:51:01,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 2312 states and 4616 transitions. [2018-10-04 13:51:01,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4616 transitions. [2018-10-04 13:51:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 2313 states and 4618 transitions. [2018-10-04 13:51:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 4618 transitions. [2018-10-04 13:51:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 2314 states and 4620 transitions. [2018-10-04 13:51:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4620 transitions. [2018-10-04 13:51:01,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 2315 states and 4622 transitions. [2018-10-04 13:51:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4622 transitions. [2018-10-04 13:51:01,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 2316 states and 4624 transitions. [2018-10-04 13:51:01,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 4624 transitions. [2018-10-04 13:51:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 2317 states and 4626 transitions. [2018-10-04 13:51:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4626 transitions. [2018-10-04 13:51:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:01,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:01,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:01,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4628 states to 2318 states and 4628 transitions. [2018-10-04 13:51:02,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4628 transitions. [2018-10-04 13:51:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 2319 states and 4630 transitions. [2018-10-04 13:51:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4630 transitions. [2018-10-04 13:51:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 2320 states and 4632 transitions. [2018-10-04 13:51:02,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4632 transitions. [2018-10-04 13:51:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 2321 states and 4634 transitions. [2018-10-04 13:51:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 4634 transitions. [2018-10-04 13:51:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 2322 states and 4636 transitions. [2018-10-04 13:51:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 4636 transitions. [2018-10-04 13:51:02,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4638 states to 2323 states and 4638 transitions. [2018-10-04 13:51:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 4638 transitions. [2018-10-04 13:51:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 2324 states and 4640 transitions. [2018-10-04 13:51:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 4640 transitions. [2018-10-04 13:51:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:02,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4642 states to 2325 states and 4642 transitions. [2018-10-04 13:51:02,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 4642 transitions. [2018-10-04 13:51:02,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:02,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:02,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 2326 states and 4644 transitions. [2018-10-04 13:51:03,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4644 transitions. [2018-10-04 13:51:03,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 2327 states and 4646 transitions. [2018-10-04 13:51:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4646 transitions. [2018-10-04 13:51:03,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 2328 states and 4648 transitions. [2018-10-04 13:51:03,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4648 transitions. [2018-10-04 13:51:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4650 states to 2329 states and 4650 transitions. [2018-10-04 13:51:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4650 transitions. [2018-10-04 13:51:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 2330 states and 4652 transitions. [2018-10-04 13:51:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 4652 transitions. [2018-10-04 13:51:03,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 2331 states and 4654 transitions. [2018-10-04 13:51:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 4654 transitions. [2018-10-04 13:51:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 2332 states and 4656 transitions. [2018-10-04 13:51:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 4656 transitions. [2018-10-04 13:51:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:03,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:03,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 2333 states and 4658 transitions. [2018-10-04 13:51:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 4658 transitions. [2018-10-04 13:51:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:03,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:03,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:03,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 2334 states and 4660 transitions. [2018-10-04 13:51:04,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 4660 transitions. [2018-10-04 13:51:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 2335 states and 4662 transitions. [2018-10-04 13:51:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 4662 transitions. [2018-10-04 13:51:04,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4664 states to 2336 states and 4664 transitions. [2018-10-04 13:51:04,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 4664 transitions. [2018-10-04 13:51:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4666 states to 2337 states and 4666 transitions. [2018-10-04 13:51:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 4666 transitions. [2018-10-04 13:51:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 2338 states and 4668 transitions. [2018-10-04 13:51:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 4668 transitions. [2018-10-04 13:51:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 2339 states and 4670 transitions. [2018-10-04 13:51:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4670 transitions. [2018-10-04 13:51:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 2340 states and 4672 transitions. [2018-10-04 13:51:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 4672 transitions. [2018-10-04 13:51:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 2341 states and 4674 transitions. [2018-10-04 13:51:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4674 transitions. [2018-10-04 13:51:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:04,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:04,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 2342 states and 4676 transitions. [2018-10-04 13:51:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4676 transitions. [2018-10-04 13:51:05,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 2343 states and 4678 transitions. [2018-10-04 13:51:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 4678 transitions. [2018-10-04 13:51:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 2344 states and 4680 transitions. [2018-10-04 13:51:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 4680 transitions. [2018-10-04 13:51:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 2345 states and 4682 transitions. [2018-10-04 13:51:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4682 transitions. [2018-10-04 13:51:05,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4684 states to 2346 states and 4684 transitions. [2018-10-04 13:51:05,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4684 transitions. [2018-10-04 13:51:05,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 2347 states and 4686 transitions. [2018-10-04 13:51:05,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4686 transitions. [2018-10-04 13:51:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 2348 states and 4688 transitions. [2018-10-04 13:51:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4688 transitions. [2018-10-04 13:51:05,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:05,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:05,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4690 states to 2349 states and 4690 transitions. [2018-10-04 13:51:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4690 transitions. [2018-10-04 13:51:05,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:05,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:05,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 2350 states and 4692 transitions. [2018-10-04 13:51:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4692 transitions. [2018-10-04 13:51:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 2351 states and 4694 transitions. [2018-10-04 13:51:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 4694 transitions. [2018-10-04 13:51:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 2352 states and 4696 transitions. [2018-10-04 13:51:06,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4696 transitions. [2018-10-04 13:51:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4698 states to 2353 states and 4698 transitions. [2018-10-04 13:51:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 4698 transitions. [2018-10-04 13:51:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4700 states to 2354 states and 4700 transitions. [2018-10-04 13:51:06,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4700 transitions. [2018-10-04 13:51:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 2355 states and 4702 transitions. [2018-10-04 13:51:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 4702 transitions. [2018-10-04 13:51:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:06,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 2356 states and 4704 transitions. [2018-10-04 13:51:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 4704 transitions. [2018-10-04 13:51:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:06,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:06,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 2357 states and 4706 transitions. [2018-10-04 13:51:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4706 transitions. [2018-10-04 13:51:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 2358 states and 4708 transitions. [2018-10-04 13:51:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 4708 transitions. [2018-10-04 13:51:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 2359 states and 4710 transitions. [2018-10-04 13:51:07,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 4710 transitions. [2018-10-04 13:51:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4712 states to 2360 states and 4712 transitions. [2018-10-04 13:51:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4712 transitions. [2018-10-04 13:51:07,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 2361 states and 4714 transitions. [2018-10-04 13:51:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 4714 transitions. [2018-10-04 13:51:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4716 states to 2362 states and 4716 transitions. [2018-10-04 13:51:07,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4716 transitions. [2018-10-04 13:51:07,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 2363 states and 4718 transitions. [2018-10-04 13:51:07,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4718 transitions. [2018-10-04 13:51:07,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 2364 states and 4720 transitions. [2018-10-04 13:51:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4720 transitions. [2018-10-04 13:51:07,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:07,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:07,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 2365 states and 4722 transitions. [2018-10-04 13:51:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4722 transitions. [2018-10-04 13:51:08,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 2366 states and 4724 transitions. [2018-10-04 13:51:08,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4724 transitions. [2018-10-04 13:51:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 2367 states and 4726 transitions. [2018-10-04 13:51:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4726 transitions. [2018-10-04 13:51:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 2368 states and 4728 transitions. [2018-10-04 13:51:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 4728 transitions. [2018-10-04 13:51:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 2369 states and 4730 transitions. [2018-10-04 13:51:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4730 transitions. [2018-10-04 13:51:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 2370 states and 4732 transitions. [2018-10-04 13:51:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 4732 transitions. [2018-10-04 13:51:08,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 2371 states and 4734 transitions. [2018-10-04 13:51:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4734 transitions. [2018-10-04 13:51:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:08,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 2372 states and 4736 transitions. [2018-10-04 13:51:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 4736 transitions. [2018-10-04 13:51:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:08,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:08,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 2373 states and 4738 transitions. [2018-10-04 13:51:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 4738 transitions. [2018-10-04 13:51:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 2374 states and 4740 transitions. [2018-10-04 13:51:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 4740 transitions. [2018-10-04 13:51:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 2375 states and 4742 transitions. [2018-10-04 13:51:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 4742 transitions. [2018-10-04 13:51:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4744 states to 2376 states and 4744 transitions. [2018-10-04 13:51:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 4744 transitions. [2018-10-04 13:51:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 2377 states and 4746 transitions. [2018-10-04 13:51:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 4746 transitions. [2018-10-04 13:51:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 2378 states and 4748 transitions. [2018-10-04 13:51:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 4748 transitions. [2018-10-04 13:51:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 2379 states and 4750 transitions. [2018-10-04 13:51:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 4750 transitions. [2018-10-04 13:51:09,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:09,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:09,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 2380 states and 4752 transitions. [2018-10-04 13:51:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 4752 transitions. [2018-10-04 13:51:10,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4754 states to 2381 states and 4754 transitions. [2018-10-04 13:51:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 4754 transitions. [2018-10-04 13:51:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 2382 states and 4756 transitions. [2018-10-04 13:51:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 4756 transitions. [2018-10-04 13:51:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 2383 states and 4758 transitions. [2018-10-04 13:51:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4758 transitions. [2018-10-04 13:51:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4760 states to 2384 states and 4760 transitions. [2018-10-04 13:51:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4760 transitions. [2018-10-04 13:51:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 2385 states and 4762 transitions. [2018-10-04 13:51:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4762 transitions. [2018-10-04 13:51:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 2386 states and 4764 transitions. [2018-10-04 13:51:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4764 transitions. [2018-10-04 13:51:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:10,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:10,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2387 states and 4766 transitions. [2018-10-04 13:51:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4766 transitions. [2018-10-04 13:51:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:10,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:10,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:10,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 2388 states and 4768 transitions. [2018-10-04 13:51:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4768 transitions. [2018-10-04 13:51:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 2389 states and 4770 transitions. [2018-10-04 13:51:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4770 transitions. [2018-10-04 13:51:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 2390 states and 4772 transitions. [2018-10-04 13:51:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 4772 transitions. [2018-10-04 13:51:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2391 states and 4774 transitions. [2018-10-04 13:51:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4774 transitions. [2018-10-04 13:51:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 2392 states and 4776 transitions. [2018-10-04 13:51:11,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 4776 transitions. [2018-10-04 13:51:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4778 states to 2393 states and 4778 transitions. [2018-10-04 13:51:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 4778 transitions. [2018-10-04 13:51:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:11,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:11,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 2394 states and 4780 transitions. [2018-10-04 13:51:11,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4780 transitions. [2018-10-04 13:51:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:11,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:11,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:11,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 2395 states and 4782 transitions. [2018-10-04 13:51:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4782 transitions. [2018-10-04 13:51:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 2396 states and 4784 transitions. [2018-10-04 13:51:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 4784 transitions. [2018-10-04 13:51:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 2397 states and 4786 transitions. [2018-10-04 13:51:12,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 4786 transitions. [2018-10-04 13:51:12,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 2398 states and 4788 transitions. [2018-10-04 13:51:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 4788 transitions. [2018-10-04 13:51:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 2399 states and 4790 transitions. [2018-10-04 13:51:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 4790 transitions. [2018-10-04 13:51:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 2400 states and 4792 transitions. [2018-10-04 13:51:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 4792 transitions. [2018-10-04 13:51:12,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 2401 states and 4794 transitions. [2018-10-04 13:51:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 4794 transitions. [2018-10-04 13:51:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:12,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:12,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 2402 states and 4796 transitions. [2018-10-04 13:51:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 4796 transitions. [2018-10-04 13:51:12,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:12,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:12,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 2403 states and 4798 transitions. [2018-10-04 13:51:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 4798 transitions. [2018-10-04 13:51:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 2404 states and 4800 transitions. [2018-10-04 13:51:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 4800 transitions. [2018-10-04 13:51:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 2405 states and 4802 transitions. [2018-10-04 13:51:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 4802 transitions. [2018-10-04 13:51:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 2406 states and 4804 transitions. [2018-10-04 13:51:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4804 transitions. [2018-10-04 13:51:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 2407 states and 4806 transitions. [2018-10-04 13:51:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4806 transitions. [2018-10-04 13:51:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 2408 states and 4808 transitions. [2018-10-04 13:51:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 4808 transitions. [2018-10-04 13:51:13,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 2409 states and 4810 transitions. [2018-10-04 13:51:13,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 4810 transitions. [2018-10-04 13:51:13,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4812 states to 2410 states and 4812 transitions. [2018-10-04 13:51:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 4812 transitions. [2018-10-04 13:51:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:13,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:13,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 2411 states and 4814 transitions. [2018-10-04 13:51:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 4814 transitions. [2018-10-04 13:51:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 2412 states and 4816 transitions. [2018-10-04 13:51:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4816 transitions. [2018-10-04 13:51:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2413 states and 4818 transitions. [2018-10-04 13:51:14,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4818 transitions. [2018-10-04 13:51:14,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 2414 states and 4820 transitions. [2018-10-04 13:51:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4820 transitions. [2018-10-04 13:51:14,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 2415 states and 4822 transitions. [2018-10-04 13:51:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4822 transitions. [2018-10-04 13:51:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 2416 states and 4824 transitions. [2018-10-04 13:51:14,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4824 transitions. [2018-10-04 13:51:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2417 states and 4826 transitions. [2018-10-04 13:51:14,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4826 transitions. [2018-10-04 13:51:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:14,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:14,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 2418 states and 4828 transitions. [2018-10-04 13:51:15,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4828 transitions. [2018-10-04 13:51:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 2419 states and 4830 transitions. [2018-10-04 13:51:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4830 transitions. [2018-10-04 13:51:15,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4832 states to 2420 states and 4832 transitions. [2018-10-04 13:51:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4832 transitions. [2018-10-04 13:51:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 2421 states and 4834 transitions. [2018-10-04 13:51:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 4834 transitions. [2018-10-04 13:51:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 2422 states and 4836 transitions. [2018-10-04 13:51:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4836 transitions. [2018-10-04 13:51:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 2423 states and 4838 transitions. [2018-10-04 13:51:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4838 transitions. [2018-10-04 13:51:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 2424 states and 4840 transitions. [2018-10-04 13:51:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4840 transitions. [2018-10-04 13:51:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4842 states to 2425 states and 4842 transitions. [2018-10-04 13:51:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4842 transitions. [2018-10-04 13:51:15,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:15,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:15,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:15,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 2426 states and 4844 transitions. [2018-10-04 13:51:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4844 transitions. [2018-10-04 13:51:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 2427 states and 4846 transitions. [2018-10-04 13:51:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 4846 transitions. [2018-10-04 13:51:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 2428 states and 4848 transitions. [2018-10-04 13:51:16,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4848 transitions. [2018-10-04 13:51:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 2429 states and 4850 transitions. [2018-10-04 13:51:16,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4850 transitions. [2018-10-04 13:51:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4852 states to 2430 states and 4852 transitions. [2018-10-04 13:51:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4852 transitions. [2018-10-04 13:51:16,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 2431 states and 4854 transitions. [2018-10-04 13:51:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4854 transitions. [2018-10-04 13:51:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:16,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 2432 states and 4856 transitions. [2018-10-04 13:51:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 4856 transitions. [2018-10-04 13:51:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:16,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:16,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4858 states to 2433 states and 4858 transitions. [2018-10-04 13:51:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 4858 transitions. [2018-10-04 13:51:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 2434 states and 4860 transitions. [2018-10-04 13:51:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4860 transitions. [2018-10-04 13:51:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 2435 states and 4862 transitions. [2018-10-04 13:51:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4862 transitions. [2018-10-04 13:51:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4864 states to 2436 states and 4864 transitions. [2018-10-04 13:51:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4864 transitions. [2018-10-04 13:51:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 2437 states and 4866 transitions. [2018-10-04 13:51:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4866 transitions. [2018-10-04 13:51:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4868 states to 2438 states and 4868 transitions. [2018-10-04 13:51:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 4868 transitions. [2018-10-04 13:51:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2439 states and 4870 transitions. [2018-10-04 13:51:17,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4870 transitions. [2018-10-04 13:51:17,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:17,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 2440 states and 4872 transitions. [2018-10-04 13:51:17,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 4872 transitions. [2018-10-04 13:51:17,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:17,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:17,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 2441 states and 4874 transitions. [2018-10-04 13:51:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4874 transitions. [2018-10-04 13:51:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 2442 states and 4876 transitions. [2018-10-04 13:51:18,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4876 transitions. [2018-10-04 13:51:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 2443 states and 4878 transitions. [2018-10-04 13:51:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4878 transitions. [2018-10-04 13:51:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 2444 states and 4880 transitions. [2018-10-04 13:51:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 4880 transitions. [2018-10-04 13:51:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 2445 states and 4882 transitions. [2018-10-04 13:51:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4882 transitions. [2018-10-04 13:51:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4884 states to 2446 states and 4884 transitions. [2018-10-04 13:51:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4884 transitions. [2018-10-04 13:51:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 2447 states and 4886 transitions. [2018-10-04 13:51:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4886 transitions. [2018-10-04 13:51:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:18,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:18,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 2448 states and 4888 transitions. [2018-10-04 13:51:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 4888 transitions. [2018-10-04 13:51:19,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4890 states to 2449 states and 4890 transitions. [2018-10-04 13:51:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 4890 transitions. [2018-10-04 13:51:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4892 states to 2450 states and 4892 transitions. [2018-10-04 13:51:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 4892 transitions. [2018-10-04 13:51:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 2451 states and 4894 transitions. [2018-10-04 13:51:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4894 transitions. [2018-10-04 13:51:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 2452 states and 4896 transitions. [2018-10-04 13:51:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 4896 transitions. [2018-10-04 13:51:19,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4898 states to 2453 states and 4898 transitions. [2018-10-04 13:51:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 4898 transitions. [2018-10-04 13:51:19,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4900 states to 2454 states and 4900 transitions. [2018-10-04 13:51:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 4900 transitions. [2018-10-04 13:51:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:19,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 2455 states and 4902 transitions. [2018-10-04 13:51:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 4902 transitions. [2018-10-04 13:51:19,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:19,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:19,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4904 states to 2456 states and 4904 transitions. [2018-10-04 13:51:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 4904 transitions. [2018-10-04 13:51:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4906 states to 2457 states and 4906 transitions. [2018-10-04 13:51:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 4906 transitions. [2018-10-04 13:51:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 2458 states and 4908 transitions. [2018-10-04 13:51:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 4908 transitions. [2018-10-04 13:51:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4910 states to 2459 states and 4910 transitions. [2018-10-04 13:51:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 4910 transitions. [2018-10-04 13:51:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 2460 states and 4912 transitions. [2018-10-04 13:51:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 4912 transitions. [2018-10-04 13:51:20,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4914 states to 2461 states and 4914 transitions. [2018-10-04 13:51:20,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 4914 transitions. [2018-10-04 13:51:20,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:20,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:20,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 2462 states and 4916 transitions. [2018-10-04 13:51:20,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4916 transitions. [2018-10-04 13:51:20,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:20,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:20,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4918 states to 2463 states and 4918 transitions. [2018-10-04 13:51:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4918 transitions. [2018-10-04 13:51:21,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:21,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:21,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:51:21,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:51:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 2464 states and 4920 transitions. [2018-10-04 13:51:21,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4920 transitions. [2018-10-04 13:51:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:51:21,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:51:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:51:21,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:51:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:51:21,287 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:51:21 ImpRootNode [2018-10-04 13:51:21,287 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:51:21,289 INFO L168 Benchmark]: Toolchain (without parser) took 256997.72 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -386.4 MB). Free memory was 1.4 GB in the beginning and 957.2 MB in the end (delta: 489.1 MB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. [2018-10-04 13:51:21,290 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 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. [2018-10-04 13:51:21,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.99 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. [2018-10-04 13:51:21,291 INFO L168 Benchmark]: Boogie Preprocessor took 17.24 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. [2018-10-04 13:51:21,291 INFO L168 Benchmark]: RCFGBuilder took 329.94 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. [2018-10-04 13:51:21,291 INFO L168 Benchmark]: CodeCheck took 256610.47 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -386.4 MB). Free memory was 1.4 GB in the beginning and 957.2 MB in the end (delta: 467.9 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2018-10-04 13:51:21,293 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 45]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 45) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 256.5s OverallTime, 2456 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 416.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6127719 GetRequests, 6117373 SyntacticMatches, 10334 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 188.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.8s SsaConstructionTime, 11.0s SatisfiabilityAnalysisTime, 45.9s InterpolantComputationTime, 14734 NumberOfCodeBlocks, 14734 NumberOfCodeBlocksAsserted, 2456 NumberOfCheckSat, 12278 ConstructedInterpolants, 0 QuantifiedInterpolants, 503320 SizeOfPredicates, 12277 NumberOfNonLiveVariables, 61394 ConjunctsInSsa, 36828 ConjunctsInUnsatCore, 2456 InterpolantComputations, 1 PerfectInterpolantSequences, 0/4910 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17 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. * Boogie Procedure Inliner took 34.99 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 17.24 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 329.94 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 256610.47 ms. Allocated memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: -386.4 MB). Free memory was 1.4 GB in the beginning and 957.2 MB in the end (delta: 467.9 MB). Peak memory consumption was 81.5 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-CodeCheckBenchmarks-0-2018-10-04_13-51-21-302.csv 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-0-2018-10-04_13-51-21-302.csv Completed graceful shutdown