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/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:43:33,658 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:43:33,661 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:43:33,679 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:43:33,680 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:43:33,681 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:43:33,682 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:43:33,684 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:43:33,685 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:43:33,686 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:43:33,687 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:43:33,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:43:33,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:43:33,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:43:33,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:43:33,691 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:43:33,692 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:43:33,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:43:33,696 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:43:33,698 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:43:33,699 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:43:33,700 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:43:33,702 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:43:33,703 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:43:33,703 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:43:33,704 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:43:33,705 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:43:33,705 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:43:33,706 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:43:33,707 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:43:33,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:43:33,708 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:43:33,708 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:43:33,709 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:43:33,710 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:43:33,710 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:43:33,711 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 22:43:33,726 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:43:33,727 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:43:33,728 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:43:33,728 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:43:33,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:43:33,729 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:43:33,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:43:33,729 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:43:33,729 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:43:33,729 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:43:33,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:43:33,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:43:33,730 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:43:33,730 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:43:33,730 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:43:33,731 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:43:33,731 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:43:33,731 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:43:33,731 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:43:33,731 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 22:43:33,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:43:33,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:43:33,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:43:33,732 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:43:33,732 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:43:33,732 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:43:33,733 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:43:33,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:43:33,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:43:33,733 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:43:33,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:43:33,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:43:33,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:43:33,809 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:43:33,809 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:43:33,810 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 22:43:33,810 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-26 22:43:33,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:43:33,873 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:43:33,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:43:33,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:43:33,874 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:43:33,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:43:33,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:43:33,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:43:33,917 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:43:33,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... [2018-09-26 22:43:33,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:43:33,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:43:33,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:43:33,942 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:43:33,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:43:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:43:34,030 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 22:43:34,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:43:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:43:34,252 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:43:34,253 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:43:34 BoogieIcfgContainer [2018-09-26 22:43:34,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:43:34,254 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:43:34,254 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:43:34,265 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:43:34,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:43:34" (1/1) ... [2018-09-26 22:43:34,284 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 22:43:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 22:43:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 22:43:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:43:34,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:34,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:34,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 22:43:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 22:43:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:34,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:34,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:34,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:36,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 8 states and 11 transitions. [2018-09-26 22:43:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 11 transitions. [2018-09-26 22:43:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:36,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:36,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:36,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:36,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-26 22:43:36,867 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-26 22:43:36,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:36,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:36,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2018-09-26 22:43:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2018-09-26 22:43:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:36,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:37,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2018-09-26 22:43:37,089 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2018-09-26 22:43:37,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:37,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:37,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-09-26 22:43:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-09-26 22:43:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:37,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:37,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2018-09-26 22:43:37,647 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2018-09-26 22:43:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:37,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:37,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:37,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2018-09-26 22:43:37,760 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2018-09-26 22:43:37,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:37,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:37,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:37,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2018-09-26 22:43:37,826 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2018-09-26 22:43:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:37,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:37,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:37,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-26 22:43:37,933 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-26 22:43:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:37,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:37,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:37,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:38,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2018-09-26 22:43:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2018-09-26 22:43:38,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:38,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:38,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 18 states and 31 transitions. [2018-09-26 22:43:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 31 transitions. [2018-09-26 22:43:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:38,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:38,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:38,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 19 states and 33 transitions. [2018-09-26 22:43:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 33 transitions. [2018-09-26 22:43:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:38,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:39,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:39,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:39,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2018-09-26 22:43:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2018-09-26 22:43:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:39,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:39,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2018-09-26 22:43:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2018-09-26 22:43:39,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:39,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:39,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:39,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2018-09-26 22:43:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2018-09-26 22:43:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:40,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:40,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 41 transitions. [2018-09-26 22:43:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 41 transitions. [2018-09-26 22:43:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:40,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:40,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:40,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:40,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:40,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 43 transitions. [2018-09-26 22:43:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 43 transitions. [2018-09-26 22:43:40,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:40,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:40,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2018-09-26 22:43:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2018-09-26 22:43:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:40,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:40,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2018-09-26 22:43:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2018-09-26 22:43:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2018-09-26 22:43:41,302 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2018-09-26 22:43:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 51 transitions. [2018-09-26 22:43:41,384 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 51 transitions. [2018-09-26 22:43:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2018-09-26 22:43:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2018-09-26 22:43:41,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2018-09-26 22:43:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2018-09-26 22:43:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2018-09-26 22:43:41,739 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2018-09-26 22:43:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 32 states and 59 transitions. [2018-09-26 22:43:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2018-09-26 22:43:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2018-09-26 22:43:41,900 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2018-09-26 22:43:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2018-09-26 22:43:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2018-09-26 22:43:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:41,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:41,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2018-09-26 22:43:42,049 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2018-09-26 22:43:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 36 states and 67 transitions. [2018-09-26 22:43:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2018-09-26 22:43:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2018-09-26 22:43:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2018-09-26 22:43:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2018-09-26 22:43:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2018-09-26 22:43:42,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2018-09-26 22:43:42,317 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2018-09-26 22:43:42,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 75 transitions. [2018-09-26 22:43:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2018-09-26 22:43:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2018-09-26 22:43:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2018-09-26 22:43:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 42 states and 79 transitions. [2018-09-26 22:43:42,641 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2018-09-26 22:43:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 43 states and 81 transitions. [2018-09-26 22:43:42,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2018-09-26 22:43:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:42,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2018-09-26 22:43:42,832 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2018-09-26 22:43:42,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:42,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:42,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 85 transitions. [2018-09-26 22:43:43,309 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2018-09-26 22:43:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:43,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:43,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2018-09-26 22:43:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2018-09-26 22:43:43,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:43,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:43,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:43,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:43,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2018-09-26 22:43:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2018-09-26 22:43:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:43,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:43,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 91 transitions. [2018-09-26 22:43:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 91 transitions. [2018-09-26 22:43:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:43,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:43,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:43,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:43,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 49 states and 93 transitions. [2018-09-26 22:43:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2018-09-26 22:43:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:43,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:43,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:43,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2018-09-26 22:43:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2018-09-26 22:43:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:43,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:43,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 97 transitions. [2018-09-26 22:43:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2018-09-26 22:43:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 99 transitions. [2018-09-26 22:43:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 99 transitions. [2018-09-26 22:43:44,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 53 states and 101 transitions. [2018-09-26 22:43:44,252 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 101 transitions. [2018-09-26 22:43:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 103 transitions. [2018-09-26 22:43:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2018-09-26 22:43:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 105 transitions. [2018-09-26 22:43:44,361 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2018-09-26 22:43:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2018-09-26 22:43:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2018-09-26 22:43:44,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 109 transitions. [2018-09-26 22:43:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2018-09-26 22:43:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2018-09-26 22:43:44,663 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2018-09-26 22:43:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2018-09-26 22:43:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2018-09-26 22:43:44,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 60 states and 115 transitions. [2018-09-26 22:43:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 115 transitions. [2018-09-26 22:43:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:44,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:44,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 61 states and 117 transitions. [2018-09-26 22:43:45,008 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 117 transitions. [2018-09-26 22:43:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 119 transitions. [2018-09-26 22:43:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2018-09-26 22:43:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 121 transitions. [2018-09-26 22:43:45,092 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 121 transitions. [2018-09-26 22:43:45,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 123 transitions. [2018-09-26 22:43:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 123 transitions. [2018-09-26 22:43:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 65 states and 125 transitions. [2018-09-26 22:43:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 125 transitions. [2018-09-26 22:43:45,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 127 transitions. [2018-09-26 22:43:45,236 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2018-09-26 22:43:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 129 transitions. [2018-09-26 22:43:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2018-09-26 22:43:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 68 states and 131 transitions. [2018-09-26 22:43:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 131 transitions. [2018-09-26 22:43:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 69 states and 133 transitions. [2018-09-26 22:43:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 133 transitions. [2018-09-26 22:43:45,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 70 states and 135 transitions. [2018-09-26 22:43:45,907 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 135 transitions. [2018-09-26 22:43:45,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:45,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 71 states and 137 transitions. [2018-09-26 22:43:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 137 transitions. [2018-09-26 22:43:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:45,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:45,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 72 states and 139 transitions. [2018-09-26 22:43:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 139 transitions. [2018-09-26 22:43:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 73 states and 141 transitions. [2018-09-26 22:43:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2018-09-26 22:43:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 74 states and 143 transitions. [2018-09-26 22:43:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2018-09-26 22:43:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 75 states and 145 transitions. [2018-09-26 22:43:46,265 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 145 transitions. [2018-09-26 22:43:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 147 transitions. [2018-09-26 22:43:46,323 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 147 transitions. [2018-09-26 22:43:46,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 77 states and 149 transitions. [2018-09-26 22:43:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 149 transitions. [2018-09-26 22:43:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 78 states and 151 transitions. [2018-09-26 22:43:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 151 transitions. [2018-09-26 22:43:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 79 states and 153 transitions. [2018-09-26 22:43:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2018-09-26 22:43:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 80 states and 155 transitions. [2018-09-26 22:43:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2018-09-26 22:43:46,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 81 states and 157 transitions. [2018-09-26 22:43:46,849 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 157 transitions. [2018-09-26 22:43:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 82 states and 159 transitions. [2018-09-26 22:43:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 159 transitions. [2018-09-26 22:43:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 83 states and 161 transitions. [2018-09-26 22:43:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 161 transitions. [2018-09-26 22:43:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:46,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:46,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:46,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 84 states and 163 transitions. [2018-09-26 22:43:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2018-09-26 22:43:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 85 states and 165 transitions. [2018-09-26 22:43:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 165 transitions. [2018-09-26 22:43:47,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 86 states and 167 transitions. [2018-09-26 22:43:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 167 transitions. [2018-09-26 22:43:47,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 87 states and 169 transitions. [2018-09-26 22:43:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 169 transitions. [2018-09-26 22:43:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2018-09-26 22:43:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2018-09-26 22:43:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 89 states and 173 transitions. [2018-09-26 22:43:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 173 transitions. [2018-09-26 22:43:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 90 states and 175 transitions. [2018-09-26 22:43:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 175 transitions. [2018-09-26 22:43:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 91 states and 177 transitions. [2018-09-26 22:43:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 177 transitions. [2018-09-26 22:43:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 92 states and 179 transitions. [2018-09-26 22:43:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 179 transitions. [2018-09-26 22:43:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:47,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 93 states and 181 transitions. [2018-09-26 22:43:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 181 transitions. [2018-09-26 22:43:47,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:47,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:47,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:47,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 94 states and 183 transitions. [2018-09-26 22:43:48,016 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2018-09-26 22:43:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 95 states and 185 transitions. [2018-09-26 22:43:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 185 transitions. [2018-09-26 22:43:48,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 96 states and 187 transitions. [2018-09-26 22:43:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 187 transitions. [2018-09-26 22:43:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 97 states and 189 transitions. [2018-09-26 22:43:48,546 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 189 transitions. [2018-09-26 22:43:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 98 states and 191 transitions. [2018-09-26 22:43:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 191 transitions. [2018-09-26 22:43:48,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 99 states and 193 transitions. [2018-09-26 22:43:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 193 transitions. [2018-09-26 22:43:48,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 100 states and 195 transitions. [2018-09-26 22:43:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 195 transitions. [2018-09-26 22:43:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 101 states and 197 transitions. [2018-09-26 22:43:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 197 transitions. [2018-09-26 22:43:48,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 102 states and 199 transitions. [2018-09-26 22:43:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 199 transitions. [2018-09-26 22:43:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 103 states and 201 transitions. [2018-09-26 22:43:48,910 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 201 transitions. [2018-09-26 22:43:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 104 states and 203 transitions. [2018-09-26 22:43:48,954 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 203 transitions. [2018-09-26 22:43:48,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 105 states and 205 transitions. [2018-09-26 22:43:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 205 transitions. [2018-09-26 22:43:48,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:48,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:48,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 106 states and 207 transitions. [2018-09-26 22:43:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 207 transitions. [2018-09-26 22:43:49,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 107 states and 209 transitions. [2018-09-26 22:43:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 209 transitions. [2018-09-26 22:43:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 108 states and 211 transitions. [2018-09-26 22:43:49,150 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 211 transitions. [2018-09-26 22:43:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 109 states and 213 transitions. [2018-09-26 22:43:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 213 transitions. [2018-09-26 22:43:49,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 110 states and 215 transitions. [2018-09-26 22:43:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 215 transitions. [2018-09-26 22:43:49,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 111 states and 217 transitions. [2018-09-26 22:43:49,363 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 217 transitions. [2018-09-26 22:43:49,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 112 states and 219 transitions. [2018-09-26 22:43:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 219 transitions. [2018-09-26 22:43:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 221 transitions. [2018-09-26 22:43:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 221 transitions. [2018-09-26 22:43:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 114 states and 223 transitions. [2018-09-26 22:43:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 223 transitions. [2018-09-26 22:43:49,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 115 states and 225 transitions. [2018-09-26 22:43:49,892 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 225 transitions. [2018-09-26 22:43:49,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 116 states and 227 transitions. [2018-09-26 22:43:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 227 transitions. [2018-09-26 22:43:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 117 states and 229 transitions. [2018-09-26 22:43:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 229 transitions. [2018-09-26 22:43:49,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:49,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:49,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 118 states and 231 transitions. [2018-09-26 22:43:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 231 transitions. [2018-09-26 22:43:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 119 states and 233 transitions. [2018-09-26 22:43:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 233 transitions. [2018-09-26 22:43:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 120 states and 235 transitions. [2018-09-26 22:43:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 235 transitions. [2018-09-26 22:43:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 121 states and 237 transitions. [2018-09-26 22:43:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2018-09-26 22:43:50,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 122 states and 239 transitions. [2018-09-26 22:43:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 239 transitions. [2018-09-26 22:43:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 123 states and 241 transitions. [2018-09-26 22:43:50,273 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 241 transitions. [2018-09-26 22:43:50,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 124 states and 243 transitions. [2018-09-26 22:43:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 243 transitions. [2018-09-26 22:43:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 125 states and 245 transitions. [2018-09-26 22:43:50,364 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 245 transitions. [2018-09-26 22:43:50,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 126 states and 247 transitions. [2018-09-26 22:43:50,409 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 247 transitions. [2018-09-26 22:43:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 127 states and 249 transitions. [2018-09-26 22:43:50,446 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 249 transitions. [2018-09-26 22:43:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 128 states and 251 transitions. [2018-09-26 22:43:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 251 transitions. [2018-09-26 22:43:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 129 states and 253 transitions. [2018-09-26 22:43:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 253 transitions. [2018-09-26 22:43:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 130 states and 255 transitions. [2018-09-26 22:43:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 255 transitions. [2018-09-26 22:43:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 131 states and 257 transitions. [2018-09-26 22:43:50,771 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 257 transitions. [2018-09-26 22:43:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 132 states and 259 transitions. [2018-09-26 22:43:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 259 transitions. [2018-09-26 22:43:50,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 133 states and 261 transitions. [2018-09-26 22:43:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 261 transitions. [2018-09-26 22:43:50,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 134 states and 263 transitions. [2018-09-26 22:43:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 263 transitions. [2018-09-26 22:43:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:50,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:50,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 135 states and 265 transitions. [2018-09-26 22:43:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 265 transitions. [2018-09-26 22:43:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 136 states and 267 transitions. [2018-09-26 22:43:51,054 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 267 transitions. [2018-09-26 22:43:51,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2018-09-26 22:43:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2018-09-26 22:43:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 138 states and 271 transitions. [2018-09-26 22:43:51,241 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 271 transitions. [2018-09-26 22:43:51,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 139 states and 273 transitions. [2018-09-26 22:43:51,285 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 273 transitions. [2018-09-26 22:43:51,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 140 states and 275 transitions. [2018-09-26 22:43:51,329 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 275 transitions. [2018-09-26 22:43:51,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 141 states and 277 transitions. [2018-09-26 22:43:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 277 transitions. [2018-09-26 22:43:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 142 states and 279 transitions. [2018-09-26 22:43:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 279 transitions. [2018-09-26 22:43:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 143 states and 281 transitions. [2018-09-26 22:43:51,479 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 281 transitions. [2018-09-26 22:43:51,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 144 states and 283 transitions. [2018-09-26 22:43:51,538 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 283 transitions. [2018-09-26 22:43:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 145 states and 285 transitions. [2018-09-26 22:43:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 285 transitions. [2018-09-26 22:43:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 146 states and 287 transitions. [2018-09-26 22:43:51,657 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 287 transitions. [2018-09-26 22:43:51,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 147 states and 289 transitions. [2018-09-26 22:43:51,692 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 289 transitions. [2018-09-26 22:43:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 148 states and 291 transitions. [2018-09-26 22:43:51,729 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 291 transitions. [2018-09-26 22:43:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 149 states and 293 transitions. [2018-09-26 22:43:51,767 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 293 transitions. [2018-09-26 22:43:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 150 states and 295 transitions. [2018-09-26 22:43:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 295 transitions. [2018-09-26 22:43:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:51,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 151 states and 297 transitions. [2018-09-26 22:43:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 297 transitions. [2018-09-26 22:43:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:51,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:51,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 152 states and 299 transitions. [2018-09-26 22:43:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 299 transitions. [2018-09-26 22:43:52,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 153 states and 301 transitions. [2018-09-26 22:43:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 301 transitions. [2018-09-26 22:43:52,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 154 states and 303 transitions. [2018-09-26 22:43:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 303 transitions. [2018-09-26 22:43:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 155 states and 305 transitions. [2018-09-26 22:43:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 305 transitions. [2018-09-26 22:43:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 156 states and 307 transitions. [2018-09-26 22:43:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 307 transitions. [2018-09-26 22:43:52,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 157 states and 309 transitions. [2018-09-26 22:43:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2018-09-26 22:43:52,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:52,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:52,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 158 states and 311 transitions. [2018-09-26 22:43:52,981 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 311 transitions. [2018-09-26 22:43:52,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:52,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:52,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 159 states and 313 transitions. [2018-09-26 22:43:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 313 transitions. [2018-09-26 22:43:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 160 states and 315 transitions. [2018-09-26 22:43:53,058 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 315 transitions. [2018-09-26 22:43:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 161 states and 317 transitions. [2018-09-26 22:43:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 317 transitions. [2018-09-26 22:43:53,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 162 states and 319 transitions. [2018-09-26 22:43:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 319 transitions. [2018-09-26 22:43:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 163 states and 321 transitions. [2018-09-26 22:43:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 321 transitions. [2018-09-26 22:43:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 164 states and 323 transitions. [2018-09-26 22:43:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 323 transitions. [2018-09-26 22:43:53,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 165 states and 325 transitions. [2018-09-26 22:43:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 325 transitions. [2018-09-26 22:43:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 166 states and 327 transitions. [2018-09-26 22:43:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 327 transitions. [2018-09-26 22:43:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 167 states and 329 transitions. [2018-09-26 22:43:53,353 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 329 transitions. [2018-09-26 22:43:53,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 168 states and 331 transitions. [2018-09-26 22:43:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 331 transitions. [2018-09-26 22:43:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 169 states and 333 transitions. [2018-09-26 22:43:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 333 transitions. [2018-09-26 22:43:53,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 170 states and 335 transitions. [2018-09-26 22:43:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 335 transitions. [2018-09-26 22:43:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:53,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:53,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:53,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 171 states and 337 transitions. [2018-09-26 22:43:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 337 transitions. [2018-09-26 22:43:53,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:53,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:53,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 172 states and 339 transitions. [2018-09-26 22:43:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 339 transitions. [2018-09-26 22:43:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 173 states and 341 transitions. [2018-09-26 22:43:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 341 transitions. [2018-09-26 22:43:54,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 174 states and 343 transitions. [2018-09-26 22:43:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 343 transitions. [2018-09-26 22:43:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 175 states and 345 transitions. [2018-09-26 22:43:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 345 transitions. [2018-09-26 22:43:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 176 states and 347 transitions. [2018-09-26 22:43:54,491 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 347 transitions. [2018-09-26 22:43:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 177 states and 349 transitions. [2018-09-26 22:43:54,561 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 349 transitions. [2018-09-26 22:43:54,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 178 states and 351 transitions. [2018-09-26 22:43:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 351 transitions. [2018-09-26 22:43:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 179 states and 353 transitions. [2018-09-26 22:43:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 353 transitions. [2018-09-26 22:43:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 180 states and 355 transitions. [2018-09-26 22:43:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 355 transitions. [2018-09-26 22:43:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:54,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 181 states and 357 transitions. [2018-09-26 22:43:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 357 transitions. [2018-09-26 22:43:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:54,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 182 states and 359 transitions. [2018-09-26 22:43:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 359 transitions. [2018-09-26 22:43:55,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 183 states and 361 transitions. [2018-09-26 22:43:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 361 transitions. [2018-09-26 22:43:55,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 184 states and 363 transitions. [2018-09-26 22:43:55,144 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 363 transitions. [2018-09-26 22:43:55,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 185 states and 365 transitions. [2018-09-26 22:43:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 365 transitions. [2018-09-26 22:43:55,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 186 states and 367 transitions. [2018-09-26 22:43:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 367 transitions. [2018-09-26 22:43:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 187 states and 369 transitions. [2018-09-26 22:43:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 369 transitions. [2018-09-26 22:43:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 188 states and 371 transitions. [2018-09-26 22:43:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 371 transitions. [2018-09-26 22:43:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 189 states and 373 transitions. [2018-09-26 22:43:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 373 transitions. [2018-09-26 22:43:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 190 states and 375 transitions. [2018-09-26 22:43:55,508 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 375 transitions. [2018-09-26 22:43:55,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 191 states and 377 transitions. [2018-09-26 22:43:55,733 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 377 transitions. [2018-09-26 22:43:55,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 192 states and 379 transitions. [2018-09-26 22:43:55,773 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 379 transitions. [2018-09-26 22:43:55,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 193 states and 381 transitions. [2018-09-26 22:43:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 381 transitions. [2018-09-26 22:43:55,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 194 states and 383 transitions. [2018-09-26 22:43:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 383 transitions. [2018-09-26 22:43:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 195 states and 385 transitions. [2018-09-26 22:43:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 385 transitions. [2018-09-26 22:43:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 196 states and 387 transitions. [2018-09-26 22:43:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 387 transitions. [2018-09-26 22:43:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:55,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:55,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:55,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 197 states and 389 transitions. [2018-09-26 22:43:55,985 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 389 transitions. [2018-09-26 22:43:55,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:55,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:55,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 198 states and 391 transitions. [2018-09-26 22:43:56,035 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 391 transitions. [2018-09-26 22:43:56,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 199 states and 393 transitions. [2018-09-26 22:43:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 393 transitions. [2018-09-26 22:43:56,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 200 states and 395 transitions. [2018-09-26 22:43:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 395 transitions. [2018-09-26 22:43:56,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 201 states and 397 transitions. [2018-09-26 22:43:56,243 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 397 transitions. [2018-09-26 22:43:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 202 states and 399 transitions. [2018-09-26 22:43:56,308 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 399 transitions. [2018-09-26 22:43:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 203 states and 401 transitions. [2018-09-26 22:43:56,344 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 401 transitions. [2018-09-26 22:43:56,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 204 states and 403 transitions. [2018-09-26 22:43:56,389 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 403 transitions. [2018-09-26 22:43:56,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 205 states and 405 transitions. [2018-09-26 22:43:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 405 transitions. [2018-09-26 22:43:56,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 206 states and 407 transitions. [2018-09-26 22:43:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 407 transitions. [2018-09-26 22:43:56,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 207 states and 409 transitions. [2018-09-26 22:43:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 409 transitions. [2018-09-26 22:43:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 208 states and 411 transitions. [2018-09-26 22:43:56,543 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 411 transitions. [2018-09-26 22:43:56,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 209 states and 413 transitions. [2018-09-26 22:43:56,583 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 413 transitions. [2018-09-26 22:43:56,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 210 states and 415 transitions. [2018-09-26 22:43:56,620 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 415 transitions. [2018-09-26 22:43:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 211 states and 417 transitions. [2018-09-26 22:43:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 417 transitions. [2018-09-26 22:43:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 212 states and 419 transitions. [2018-09-26 22:43:56,703 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 419 transitions. [2018-09-26 22:43:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 213 states and 421 transitions. [2018-09-26 22:43:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 421 transitions. [2018-09-26 22:43:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 214 states and 423 transitions. [2018-09-26 22:43:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 423 transitions. [2018-09-26 22:43:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 215 states and 425 transitions. [2018-09-26 22:43:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 425 transitions. [2018-09-26 22:43:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 216 states and 427 transitions. [2018-09-26 22:43:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 427 transitions. [2018-09-26 22:43:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 217 states and 429 transitions. [2018-09-26 22:43:56,947 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 429 transitions. [2018-09-26 22:43:56,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:56,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 218 states and 431 transitions. [2018-09-26 22:43:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 431 transitions. [2018-09-26 22:43:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:56,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:56,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 219 states and 433 transitions. [2018-09-26 22:43:57,025 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 433 transitions. [2018-09-26 22:43:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 220 states and 435 transitions. [2018-09-26 22:43:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 435 transitions. [2018-09-26 22:43:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 221 states and 437 transitions. [2018-09-26 22:43:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 437 transitions. [2018-09-26 22:43:57,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 222 states and 439 transitions. [2018-09-26 22:43:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 439 transitions. [2018-09-26 22:43:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 223 states and 441 transitions. [2018-09-26 22:43:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 441 transitions. [2018-09-26 22:43:57,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 224 states and 443 transitions. [2018-09-26 22:43:57,550 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 443 transitions. [2018-09-26 22:43:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 225 states and 445 transitions. [2018-09-26 22:43:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 445 transitions. [2018-09-26 22:43:57,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 226 states and 447 transitions. [2018-09-26 22:43:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 447 transitions. [2018-09-26 22:43:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 227 states and 449 transitions. [2018-09-26 22:43:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 449 transitions. [2018-09-26 22:43:57,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 228 states and 451 transitions. [2018-09-26 22:43:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 451 transitions. [2018-09-26 22:43:57,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 229 states and 453 transitions. [2018-09-26 22:43:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 453 transitions. [2018-09-26 22:43:57,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 230 states and 455 transitions. [2018-09-26 22:43:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 455 transitions. [2018-09-26 22:43:57,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 231 states and 457 transitions. [2018-09-26 22:43:57,834 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 457 transitions. [2018-09-26 22:43:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 232 states and 459 transitions. [2018-09-26 22:43:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 459 transitions. [2018-09-26 22:43:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 233 states and 461 transitions. [2018-09-26 22:43:57,942 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 461 transitions. [2018-09-26 22:43:57,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:57,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:57,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 234 states and 463 transitions. [2018-09-26 22:43:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 463 transitions. [2018-09-26 22:43:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:57,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:57,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 235 states and 465 transitions. [2018-09-26 22:43:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 465 transitions. [2018-09-26 22:43:58,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 236 states and 467 transitions. [2018-09-26 22:43:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 467 transitions. [2018-09-26 22:43:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 237 states and 469 transitions. [2018-09-26 22:43:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 469 transitions. [2018-09-26 22:43:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 238 states and 471 transitions. [2018-09-26 22:43:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 471 transitions. [2018-09-26 22:43:58,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 239 states and 473 transitions. [2018-09-26 22:43:58,230 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 473 transitions. [2018-09-26 22:43:58,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 240 states and 475 transitions. [2018-09-26 22:43:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 475 transitions. [2018-09-26 22:43:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 241 states and 477 transitions. [2018-09-26 22:43:58,343 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 477 transitions. [2018-09-26 22:43:58,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 242 states and 479 transitions. [2018-09-26 22:43:58,381 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 479 transitions. [2018-09-26 22:43:58,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 243 states and 481 transitions. [2018-09-26 22:43:58,423 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 481 transitions. [2018-09-26 22:43:58,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 244 states and 483 transitions. [2018-09-26 22:43:58,461 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 483 transitions. [2018-09-26 22:43:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 245 states and 485 transitions. [2018-09-26 22:43:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 485 transitions. [2018-09-26 22:43:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 246 states and 487 transitions. [2018-09-26 22:43:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 487 transitions. [2018-09-26 22:43:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 247 states and 489 transitions. [2018-09-26 22:43:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 489 transitions. [2018-09-26 22:43:58,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 248 states and 491 transitions. [2018-09-26 22:43:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 491 transitions. [2018-09-26 22:43:58,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 249 states and 493 transitions. [2018-09-26 22:43:58,699 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 493 transitions. [2018-09-26 22:43:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 250 states and 495 transitions. [2018-09-26 22:43:58,750 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 495 transitions. [2018-09-26 22:43:58,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 251 states and 497 transitions. [2018-09-26 22:43:58,791 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 497 transitions. [2018-09-26 22:43:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 252 states and 499 transitions. [2018-09-26 22:43:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 499 transitions. [2018-09-26 22:43:58,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 253 states and 501 transitions. [2018-09-26 22:43:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 501 transitions. [2018-09-26 22:43:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 254 states and 503 transitions. [2018-09-26 22:43:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 503 transitions. [2018-09-26 22:43:58,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:58,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:58,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 255 states and 505 transitions. [2018-09-26 22:43:58,957 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 505 transitions. [2018-09-26 22:43:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:58,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:58,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 256 states and 507 transitions. [2018-09-26 22:43:59,000 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 507 transitions. [2018-09-26 22:43:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 257 states and 509 transitions. [2018-09-26 22:43:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 509 transitions. [2018-09-26 22:43:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 258 states and 511 transitions. [2018-09-26 22:43:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 511 transitions. [2018-09-26 22:43:59,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 259 states and 513 transitions. [2018-09-26 22:43:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 513 transitions. [2018-09-26 22:43:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 260 states and 515 transitions. [2018-09-26 22:43:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 515 transitions. [2018-09-26 22:43:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 261 states and 517 transitions. [2018-09-26 22:43:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 517 transitions. [2018-09-26 22:43:59,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 262 states and 519 transitions. [2018-09-26 22:43:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 519 transitions. [2018-09-26 22:43:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 263 states and 521 transitions. [2018-09-26 22:43:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 521 transitions. [2018-09-26 22:43:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 264 states and 523 transitions. [2018-09-26 22:43:59,857 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 523 transitions. [2018-09-26 22:43:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 265 states and 525 transitions. [2018-09-26 22:43:59,897 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 525 transitions. [2018-09-26 22:43:59,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 266 states and 527 transitions. [2018-09-26 22:43:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 527 transitions. [2018-09-26 22:43:59,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:43:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:43:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 267 states and 529 transitions. [2018-09-26 22:43:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 529 transitions. [2018-09-26 22:43:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:43:59,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:43:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:43:59,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:43:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 268 states and 531 transitions. [2018-09-26 22:44:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 531 transitions. [2018-09-26 22:44:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 269 states and 533 transitions. [2018-09-26 22:44:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 533 transitions. [2018-09-26 22:44:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 270 states and 535 transitions. [2018-09-26 22:44:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 535 transitions. [2018-09-26 22:44:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 271 states and 537 transitions. [2018-09-26 22:44:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 537 transitions. [2018-09-26 22:44:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 272 states and 539 transitions. [2018-09-26 22:44:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 539 transitions. [2018-09-26 22:44:00,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 273 states and 541 transitions. [2018-09-26 22:44:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 541 transitions. [2018-09-26 22:44:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 274 states and 543 transitions. [2018-09-26 22:44:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 543 transitions. [2018-09-26 22:44:00,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 275 states and 545 transitions. [2018-09-26 22:44:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 545 transitions. [2018-09-26 22:44:00,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 276 states and 547 transitions. [2018-09-26 22:44:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 547 transitions. [2018-09-26 22:44:00,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 277 states and 549 transitions. [2018-09-26 22:44:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 549 transitions. [2018-09-26 22:44:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 278 states and 551 transitions. [2018-09-26 22:44:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 551 transitions. [2018-09-26 22:44:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 279 states and 553 transitions. [2018-09-26 22:44:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 553 transitions. [2018-09-26 22:44:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 280 states and 555 transitions. [2018-09-26 22:44:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 555 transitions. [2018-09-26 22:44:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 281 states and 557 transitions. [2018-09-26 22:44:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 557 transitions. [2018-09-26 22:44:00,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 282 states and 559 transitions. [2018-09-26 22:44:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 559 transitions. [2018-09-26 22:44:00,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 283 states and 561 transitions. [2018-09-26 22:44:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 561 transitions. [2018-09-26 22:44:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 284 states and 563 transitions. [2018-09-26 22:44:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 563 transitions. [2018-09-26 22:44:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 285 states and 565 transitions. [2018-09-26 22:44:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 565 transitions. [2018-09-26 22:44:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 286 states and 567 transitions. [2018-09-26 22:44:00,827 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 567 transitions. [2018-09-26 22:44:00,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:00,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:00,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 287 states and 569 transitions. [2018-09-26 22:44:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 569 transitions. [2018-09-26 22:44:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 288 states and 571 transitions. [2018-09-26 22:44:01,065 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 571 transitions. [2018-09-26 22:44:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 289 states and 573 transitions. [2018-09-26 22:44:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 573 transitions. [2018-09-26 22:44:01,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 290 states and 575 transitions. [2018-09-26 22:44:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 575 transitions. [2018-09-26 22:44:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 291 states and 577 transitions. [2018-09-26 22:44:01,181 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 577 transitions. [2018-09-26 22:44:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 292 states and 579 transitions. [2018-09-26 22:44:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 579 transitions. [2018-09-26 22:44:01,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 293 states and 581 transitions. [2018-09-26 22:44:01,261 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 581 transitions. [2018-09-26 22:44:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 294 states and 583 transitions. [2018-09-26 22:44:01,301 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 583 transitions. [2018-09-26 22:44:01,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 295 states and 585 transitions. [2018-09-26 22:44:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 585 transitions. [2018-09-26 22:44:01,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 296 states and 587 transitions. [2018-09-26 22:44:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 587 transitions. [2018-09-26 22:44:01,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 297 states and 589 transitions. [2018-09-26 22:44:01,456 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 589 transitions. [2018-09-26 22:44:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 298 states and 591 transitions. [2018-09-26 22:44:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 591 transitions. [2018-09-26 22:44:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 299 states and 593 transitions. [2018-09-26 22:44:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 593 transitions. [2018-09-26 22:44:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 300 states and 595 transitions. [2018-09-26 22:44:01,577 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 595 transitions. [2018-09-26 22:44:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 301 states and 597 transitions. [2018-09-26 22:44:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 597 transitions. [2018-09-26 22:44:01,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 302 states and 599 transitions. [2018-09-26 22:44:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 599 transitions. [2018-09-26 22:44:01,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 303 states and 601 transitions. [2018-09-26 22:44:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 601 transitions. [2018-09-26 22:44:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 304 states and 603 transitions. [2018-09-26 22:44:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 603 transitions. [2018-09-26 22:44:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 305 states and 605 transitions. [2018-09-26 22:44:01,785 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 605 transitions. [2018-09-26 22:44:01,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 306 states and 607 transitions. [2018-09-26 22:44:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 607 transitions. [2018-09-26 22:44:01,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 307 states and 609 transitions. [2018-09-26 22:44:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 609 transitions. [2018-09-26 22:44:01,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 308 states and 611 transitions. [2018-09-26 22:44:01,954 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 611 transitions. [2018-09-26 22:44:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:01,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:01,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:01,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 309 states and 613 transitions. [2018-09-26 22:44:01,992 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 613 transitions. [2018-09-26 22:44:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:01,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:01,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 310 states and 615 transitions. [2018-09-26 22:44:02,033 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 615 transitions. [2018-09-26 22:44:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 311 states and 617 transitions. [2018-09-26 22:44:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 617 transitions. [2018-09-26 22:44:02,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 312 states and 619 transitions. [2018-09-26 22:44:02,157 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 619 transitions. [2018-09-26 22:44:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 313 states and 621 transitions. [2018-09-26 22:44:02,198 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 621 transitions. [2018-09-26 22:44:02,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 314 states and 623 transitions. [2018-09-26 22:44:02,238 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 623 transitions. [2018-09-26 22:44:02,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 315 states and 625 transitions. [2018-09-26 22:44:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 625 transitions. [2018-09-26 22:44:02,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 316 states and 627 transitions. [2018-09-26 22:44:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 627 transitions. [2018-09-26 22:44:02,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 317 states and 629 transitions. [2018-09-26 22:44:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 629 transitions. [2018-09-26 22:44:02,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 318 states and 631 transitions. [2018-09-26 22:44:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 631 transitions. [2018-09-26 22:44:02,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 319 states and 633 transitions. [2018-09-26 22:44:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 633 transitions. [2018-09-26 22:44:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 320 states and 635 transitions. [2018-09-26 22:44:02,489 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 635 transitions. [2018-09-26 22:44:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 321 states and 637 transitions. [2018-09-26 22:44:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 637 transitions. [2018-09-26 22:44:02,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 322 states and 639 transitions. [2018-09-26 22:44:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 639 transitions. [2018-09-26 22:44:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 323 states and 641 transitions. [2018-09-26 22:44:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 641 transitions. [2018-09-26 22:44:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 324 states and 643 transitions. [2018-09-26 22:44:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 643 transitions. [2018-09-26 22:44:02,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 325 states and 645 transitions. [2018-09-26 22:44:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 645 transitions. [2018-09-26 22:44:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 326 states and 647 transitions. [2018-09-26 22:44:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 647 transitions. [2018-09-26 22:44:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 327 states and 649 transitions. [2018-09-26 22:44:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 649 transitions. [2018-09-26 22:44:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 328 states and 651 transitions. [2018-09-26 22:44:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 651 transitions. [2018-09-26 22:44:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 329 states and 653 transitions. [2018-09-26 22:44:02,941 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 653 transitions. [2018-09-26 22:44:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:02,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:02,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 330 states and 655 transitions. [2018-09-26 22:44:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 655 transitions. [2018-09-26 22:44:02,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:02,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 331 states and 657 transitions. [2018-09-26 22:44:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 657 transitions. [2018-09-26 22:44:03,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 332 states and 659 transitions. [2018-09-26 22:44:03,520 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 659 transitions. [2018-09-26 22:44:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 333 states and 661 transitions. [2018-09-26 22:44:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 661 transitions. [2018-09-26 22:44:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 334 states and 663 transitions. [2018-09-26 22:44:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 663 transitions. [2018-09-26 22:44:03,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 335 states and 665 transitions. [2018-09-26 22:44:03,784 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 665 transitions. [2018-09-26 22:44:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 336 states and 667 transitions. [2018-09-26 22:44:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 667 transitions. [2018-09-26 22:44:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 337 states and 669 transitions. [2018-09-26 22:44:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 669 transitions. [2018-09-26 22:44:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 338 states and 671 transitions. [2018-09-26 22:44:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 671 transitions. [2018-09-26 22:44:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 339 states and 673 transitions. [2018-09-26 22:44:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 673 transitions. [2018-09-26 22:44:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:03,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:03,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:03,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 340 states and 675 transitions. [2018-09-26 22:44:03,997 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 675 transitions. [2018-09-26 22:44:03,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:03,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 341 states and 677 transitions. [2018-09-26 22:44:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 677 transitions. [2018-09-26 22:44:04,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 342 states and 679 transitions. [2018-09-26 22:44:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 679 transitions. [2018-09-26 22:44:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 343 states and 681 transitions. [2018-09-26 22:44:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 681 transitions. [2018-09-26 22:44:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 344 states and 683 transitions. [2018-09-26 22:44:04,200 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 683 transitions. [2018-09-26 22:44:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 345 states and 685 transitions. [2018-09-26 22:44:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 685 transitions. [2018-09-26 22:44:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 346 states and 687 transitions. [2018-09-26 22:44:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 687 transitions. [2018-09-26 22:44:04,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 347 states and 689 transitions. [2018-09-26 22:44:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 689 transitions. [2018-09-26 22:44:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 348 states and 691 transitions. [2018-09-26 22:44:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 691 transitions. [2018-09-26 22:44:04,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 349 states and 693 transitions. [2018-09-26 22:44:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 693 transitions. [2018-09-26 22:44:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 350 states and 695 transitions. [2018-09-26 22:44:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 695 transitions. [2018-09-26 22:44:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 351 states and 697 transitions. [2018-09-26 22:44:04,559 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 697 transitions. [2018-09-26 22:44:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 352 states and 699 transitions. [2018-09-26 22:44:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 699 transitions. [2018-09-26 22:44:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 353 states and 701 transitions. [2018-09-26 22:44:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 701 transitions. [2018-09-26 22:44:04,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 354 states and 703 transitions. [2018-09-26 22:44:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 703 transitions. [2018-09-26 22:44:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 355 states and 705 transitions. [2018-09-26 22:44:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 705 transitions. [2018-09-26 22:44:04,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 356 states and 707 transitions. [2018-09-26 22:44:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 707 transitions. [2018-09-26 22:44:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 357 states and 709 transitions. [2018-09-26 22:44:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 709 transitions. [2018-09-26 22:44:04,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 358 states and 711 transitions. [2018-09-26 22:44:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 711 transitions. [2018-09-26 22:44:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:04,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:04,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:04,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 359 states and 713 transitions. [2018-09-26 22:44:04,996 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 713 transitions. [2018-09-26 22:44:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:04,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 360 states and 715 transitions. [2018-09-26 22:44:05,035 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 715 transitions. [2018-09-26 22:44:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 361 states and 717 transitions. [2018-09-26 22:44:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 717 transitions. [2018-09-26 22:44:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 362 states and 719 transitions. [2018-09-26 22:44:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 719 transitions. [2018-09-26 22:44:05,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 363 states and 721 transitions. [2018-09-26 22:44:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 721 transitions. [2018-09-26 22:44:05,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 364 states and 723 transitions. [2018-09-26 22:44:05,227 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 723 transitions. [2018-09-26 22:44:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 365 states and 725 transitions. [2018-09-26 22:44:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 725 transitions. [2018-09-26 22:44:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 366 states and 727 transitions. [2018-09-26 22:44:05,377 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 727 transitions. [2018-09-26 22:44:05,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 367 states and 729 transitions. [2018-09-26 22:44:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 729 transitions. [2018-09-26 22:44:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 368 states and 731 transitions. [2018-09-26 22:44:05,459 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 731 transitions. [2018-09-26 22:44:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 369 states and 733 transitions. [2018-09-26 22:44:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 733 transitions. [2018-09-26 22:44:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 370 states and 735 transitions. [2018-09-26 22:44:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 735 transitions. [2018-09-26 22:44:05,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 371 states and 737 transitions. [2018-09-26 22:44:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 737 transitions. [2018-09-26 22:44:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 372 states and 739 transitions. [2018-09-26 22:44:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 739 transitions. [2018-09-26 22:44:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 373 states and 741 transitions. [2018-09-26 22:44:05,691 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 741 transitions. [2018-09-26 22:44:05,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 374 states and 743 transitions. [2018-09-26 22:44:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 743 transitions. [2018-09-26 22:44:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 375 states and 745 transitions. [2018-09-26 22:44:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 745 transitions. [2018-09-26 22:44:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 376 states and 747 transitions. [2018-09-26 22:44:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 747 transitions. [2018-09-26 22:44:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 377 states and 749 transitions. [2018-09-26 22:44:05,870 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 749 transitions. [2018-09-26 22:44:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 378 states and 751 transitions. [2018-09-26 22:44:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 751 transitions. [2018-09-26 22:44:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:05,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 379 states and 753 transitions. [2018-09-26 22:44:05,974 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 753 transitions. [2018-09-26 22:44:05,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:05,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:05,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:05,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 380 states and 755 transitions. [2018-09-26 22:44:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 755 transitions. [2018-09-26 22:44:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 381 states and 757 transitions. [2018-09-26 22:44:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 757 transitions. [2018-09-26 22:44:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 382 states and 759 transitions. [2018-09-26 22:44:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 759 transitions. [2018-09-26 22:44:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 383 states and 761 transitions. [2018-09-26 22:44:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 761 transitions. [2018-09-26 22:44:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 384 states and 763 transitions. [2018-09-26 22:44:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 763 transitions. [2018-09-26 22:44:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 385 states and 765 transitions. [2018-09-26 22:44:06,231 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 765 transitions. [2018-09-26 22:44:06,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 386 states and 767 transitions. [2018-09-26 22:44:06,272 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 767 transitions. [2018-09-26 22:44:06,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 387 states and 769 transitions. [2018-09-26 22:44:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 769 transitions. [2018-09-26 22:44:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 388 states and 771 transitions. [2018-09-26 22:44:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 771 transitions. [2018-09-26 22:44:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 389 states and 773 transitions. [2018-09-26 22:44:06,488 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 773 transitions. [2018-09-26 22:44:06,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 390 states and 775 transitions. [2018-09-26 22:44:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 775 transitions. [2018-09-26 22:44:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 391 states and 777 transitions. [2018-09-26 22:44:06,633 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 777 transitions. [2018-09-26 22:44:06,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 392 states and 779 transitions. [2018-09-26 22:44:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 779 transitions. [2018-09-26 22:44:06,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 393 states and 781 transitions. [2018-09-26 22:44:06,731 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 781 transitions. [2018-09-26 22:44:06,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 394 states and 783 transitions. [2018-09-26 22:44:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 783 transitions. [2018-09-26 22:44:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 395 states and 785 transitions. [2018-09-26 22:44:06,811 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 785 transitions. [2018-09-26 22:44:06,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 396 states and 787 transitions. [2018-09-26 22:44:06,853 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 787 transitions. [2018-09-26 22:44:06,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 397 states and 789 transitions. [2018-09-26 22:44:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 789 transitions. [2018-09-26 22:44:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 398 states and 791 transitions. [2018-09-26 22:44:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 791 transitions. [2018-09-26 22:44:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:06,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:06,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 399 states and 793 transitions. [2018-09-26 22:44:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 793 transitions. [2018-09-26 22:44:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 400 states and 795 transitions. [2018-09-26 22:44:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 795 transitions. [2018-09-26 22:44:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 401 states and 797 transitions. [2018-09-26 22:44:07,202 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 797 transitions. [2018-09-26 22:44:07,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 402 states and 799 transitions. [2018-09-26 22:44:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 799 transitions. [2018-09-26 22:44:07,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 403 states and 801 transitions. [2018-09-26 22:44:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 801 transitions. [2018-09-26 22:44:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 404 states and 803 transitions. [2018-09-26 22:44:07,327 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 803 transitions. [2018-09-26 22:44:07,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 405 states and 805 transitions. [2018-09-26 22:44:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 805 transitions. [2018-09-26 22:44:07,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 406 states and 807 transitions. [2018-09-26 22:44:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 807 transitions. [2018-09-26 22:44:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 407 states and 809 transitions. [2018-09-26 22:44:07,459 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 809 transitions. [2018-09-26 22:44:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 408 states and 811 transitions. [2018-09-26 22:44:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 811 transitions. [2018-09-26 22:44:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 409 states and 813 transitions. [2018-09-26 22:44:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 813 transitions. [2018-09-26 22:44:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 410 states and 815 transitions. [2018-09-26 22:44:07,585 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 815 transitions. [2018-09-26 22:44:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 411 states and 817 transitions. [2018-09-26 22:44:07,628 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 817 transitions. [2018-09-26 22:44:07,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 412 states and 819 transitions. [2018-09-26 22:44:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 819 transitions. [2018-09-26 22:44:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 413 states and 821 transitions. [2018-09-26 22:44:07,715 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 821 transitions. [2018-09-26 22:44:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 414 states and 823 transitions. [2018-09-26 22:44:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 823 transitions. [2018-09-26 22:44:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 415 states and 825 transitions. [2018-09-26 22:44:07,808 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 825 transitions. [2018-09-26 22:44:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 416 states and 827 transitions. [2018-09-26 22:44:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 827 transitions. [2018-09-26 22:44:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 417 states and 829 transitions. [2018-09-26 22:44:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 829 transitions. [2018-09-26 22:44:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 418 states and 831 transitions. [2018-09-26 22:44:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 831 transitions. [2018-09-26 22:44:07,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:07,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 419 states and 833 transitions. [2018-09-26 22:44:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 833 transitions. [2018-09-26 22:44:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:07,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:07,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 420 states and 835 transitions. [2018-09-26 22:44:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 835 transitions. [2018-09-26 22:44:08,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 421 states and 837 transitions. [2018-09-26 22:44:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 837 transitions. [2018-09-26 22:44:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 422 states and 839 transitions. [2018-09-26 22:44:08,120 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 839 transitions. [2018-09-26 22:44:08,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 423 states and 841 transitions. [2018-09-26 22:44:08,165 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 841 transitions. [2018-09-26 22:44:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 424 states and 843 transitions. [2018-09-26 22:44:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 843 transitions. [2018-09-26 22:44:08,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 425 states and 845 transitions. [2018-09-26 22:44:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 845 transitions. [2018-09-26 22:44:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 426 states and 847 transitions. [2018-09-26 22:44:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 847 transitions. [2018-09-26 22:44:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 427 states and 849 transitions. [2018-09-26 22:44:08,341 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 849 transitions. [2018-09-26 22:44:08,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 428 states and 851 transitions. [2018-09-26 22:44:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 851 transitions. [2018-09-26 22:44:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 429 states and 853 transitions. [2018-09-26 22:44:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 853 transitions. [2018-09-26 22:44:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 430 states and 855 transitions. [2018-09-26 22:44:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 855 transitions. [2018-09-26 22:44:08,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 431 states and 857 transitions. [2018-09-26 22:44:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 857 transitions. [2018-09-26 22:44:08,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 432 states and 859 transitions. [2018-09-26 22:44:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 859 transitions. [2018-09-26 22:44:08,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 433 states and 861 transitions. [2018-09-26 22:44:08,617 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 861 transitions. [2018-09-26 22:44:08,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 434 states and 863 transitions. [2018-09-26 22:44:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 863 transitions. [2018-09-26 22:44:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 435 states and 865 transitions. [2018-09-26 22:44:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 865 transitions. [2018-09-26 22:44:08,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 436 states and 867 transitions. [2018-09-26 22:44:08,764 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 867 transitions. [2018-09-26 22:44:08,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 437 states and 869 transitions. [2018-09-26 22:44:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 869 transitions. [2018-09-26 22:44:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 438 states and 871 transitions. [2018-09-26 22:44:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 871 transitions. [2018-09-26 22:44:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 439 states and 873 transitions. [2018-09-26 22:44:08,898 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 873 transitions. [2018-09-26 22:44:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 440 states and 875 transitions. [2018-09-26 22:44:08,948 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 875 transitions. [2018-09-26 22:44:08,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:08,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:08,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:08,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 441 states and 877 transitions. [2018-09-26 22:44:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 877 transitions. [2018-09-26 22:44:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:08,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 442 states and 879 transitions. [2018-09-26 22:44:09,038 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 879 transitions. [2018-09-26 22:44:09,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 443 states and 881 transitions. [2018-09-26 22:44:09,081 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 881 transitions. [2018-09-26 22:44:09,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 444 states and 883 transitions. [2018-09-26 22:44:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 883 transitions. [2018-09-26 22:44:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 445 states and 885 transitions. [2018-09-26 22:44:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 885 transitions. [2018-09-26 22:44:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 446 states and 887 transitions. [2018-09-26 22:44:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 887 transitions. [2018-09-26 22:44:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 447 states and 889 transitions. [2018-09-26 22:44:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 889 transitions. [2018-09-26 22:44:09,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 448 states and 891 transitions. [2018-09-26 22:44:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 891 transitions. [2018-09-26 22:44:09,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 449 states and 893 transitions. [2018-09-26 22:44:09,366 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 893 transitions. [2018-09-26 22:44:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 450 states and 895 transitions. [2018-09-26 22:44:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 895 transitions. [2018-09-26 22:44:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 451 states and 897 transitions. [2018-09-26 22:44:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 897 transitions. [2018-09-26 22:44:09,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 452 states and 899 transitions. [2018-09-26 22:44:09,503 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 899 transitions. [2018-09-26 22:44:09,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 453 states and 901 transitions. [2018-09-26 22:44:09,569 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 901 transitions. [2018-09-26 22:44:09,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 454 states and 903 transitions. [2018-09-26 22:44:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 903 transitions. [2018-09-26 22:44:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 455 states and 905 transitions. [2018-09-26 22:44:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 905 transitions. [2018-09-26 22:44:09,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 456 states and 907 transitions. [2018-09-26 22:44:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 907 transitions. [2018-09-26 22:44:09,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 457 states and 909 transitions. [2018-09-26 22:44:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 909 transitions. [2018-09-26 22:44:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 458 states and 911 transitions. [2018-09-26 22:44:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 911 transitions. [2018-09-26 22:44:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:09,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 459 states and 913 transitions. [2018-09-26 22:44:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 913 transitions. [2018-09-26 22:44:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:09,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:09,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 460 states and 915 transitions. [2018-09-26 22:44:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 915 transitions. [2018-09-26 22:44:10,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 461 states and 917 transitions. [2018-09-26 22:44:10,078 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 917 transitions. [2018-09-26 22:44:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 462 states and 919 transitions. [2018-09-26 22:44:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 919 transitions. [2018-09-26 22:44:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 463 states and 921 transitions. [2018-09-26 22:44:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 921 transitions. [2018-09-26 22:44:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 464 states and 923 transitions. [2018-09-26 22:44:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 923 transitions. [2018-09-26 22:44:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 465 states and 925 transitions. [2018-09-26 22:44:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 925 transitions. [2018-09-26 22:44:10,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 466 states and 927 transitions. [2018-09-26 22:44:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 927 transitions. [2018-09-26 22:44:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 467 states and 929 transitions. [2018-09-26 22:44:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 929 transitions. [2018-09-26 22:44:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 468 states and 931 transitions. [2018-09-26 22:44:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 931 transitions. [2018-09-26 22:44:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 469 states and 933 transitions. [2018-09-26 22:44:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 933 transitions. [2018-09-26 22:44:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 470 states and 935 transitions. [2018-09-26 22:44:10,510 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 935 transitions. [2018-09-26 22:44:10,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 471 states and 937 transitions. [2018-09-26 22:44:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 937 transitions. [2018-09-26 22:44:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 472 states and 939 transitions. [2018-09-26 22:44:10,605 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 939 transitions. [2018-09-26 22:44:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 473 states and 941 transitions. [2018-09-26 22:44:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 941 transitions. [2018-09-26 22:44:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 474 states and 943 transitions. [2018-09-26 22:44:10,702 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 943 transitions. [2018-09-26 22:44:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 475 states and 945 transitions. [2018-09-26 22:44:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 945 transitions. [2018-09-26 22:44:10,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 476 states and 947 transitions. [2018-09-26 22:44:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 947 transitions. [2018-09-26 22:44:10,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 477 states and 949 transitions. [2018-09-26 22:44:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 949 transitions. [2018-09-26 22:44:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 478 states and 951 transitions. [2018-09-26 22:44:10,895 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 951 transitions. [2018-09-26 22:44:10,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 479 states and 953 transitions. [2018-09-26 22:44:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 953 transitions. [2018-09-26 22:44:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 480 states and 955 transitions. [2018-09-26 22:44:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 955 transitions. [2018-09-26 22:44:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:10,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:10,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 481 states and 957 transitions. [2018-09-26 22:44:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 957 transitions. [2018-09-26 22:44:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 482 states and 959 transitions. [2018-09-26 22:44:11,080 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 959 transitions. [2018-09-26 22:44:11,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 483 states and 961 transitions. [2018-09-26 22:44:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 961 transitions. [2018-09-26 22:44:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 484 states and 963 transitions. [2018-09-26 22:44:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 963 transitions. [2018-09-26 22:44:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 485 states and 965 transitions. [2018-09-26 22:44:11,215 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 965 transitions. [2018-09-26 22:44:11,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 486 states and 967 transitions. [2018-09-26 22:44:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 967 transitions. [2018-09-26 22:44:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 487 states and 969 transitions. [2018-09-26 22:44:11,309 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 969 transitions. [2018-09-26 22:44:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 488 states and 971 transitions. [2018-09-26 22:44:11,355 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 971 transitions. [2018-09-26 22:44:11,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 489 states and 973 transitions. [2018-09-26 22:44:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 973 transitions. [2018-09-26 22:44:11,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 490 states and 975 transitions. [2018-09-26 22:44:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 975 transitions. [2018-09-26 22:44:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 491 states and 977 transitions. [2018-09-26 22:44:11,492 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 977 transitions. [2018-09-26 22:44:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 492 states and 979 transitions. [2018-09-26 22:44:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 979 transitions. [2018-09-26 22:44:11,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 493 states and 981 transitions. [2018-09-26 22:44:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 981 transitions. [2018-09-26 22:44:11,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 494 states and 983 transitions. [2018-09-26 22:44:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 983 transitions. [2018-09-26 22:44:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 495 states and 985 transitions. [2018-09-26 22:44:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 985 transitions. [2018-09-26 22:44:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 496 states and 987 transitions. [2018-09-26 22:44:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 987 transitions. [2018-09-26 22:44:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 497 states and 989 transitions. [2018-09-26 22:44:11,804 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 989 transitions. [2018-09-26 22:44:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 498 states and 991 transitions. [2018-09-26 22:44:11,851 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 991 transitions. [2018-09-26 22:44:11,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 499 states and 993 transitions. [2018-09-26 22:44:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 993 transitions. [2018-09-26 22:44:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 500 states and 995 transitions. [2018-09-26 22:44:11,942 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 995 transitions. [2018-09-26 22:44:11,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:11,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:11,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 501 states and 997 transitions. [2018-09-26 22:44:11,988 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 997 transitions. [2018-09-26 22:44:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:11,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:11,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 502 states and 999 transitions. [2018-09-26 22:44:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 999 transitions. [2018-09-26 22:44:12,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 503 states and 1001 transitions. [2018-09-26 22:44:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1001 transitions. [2018-09-26 22:44:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 504 states and 1003 transitions. [2018-09-26 22:44:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1003 transitions. [2018-09-26 22:44:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 505 states and 1005 transitions. [2018-09-26 22:44:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1005 transitions. [2018-09-26 22:44:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 506 states and 1007 transitions. [2018-09-26 22:44:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1007 transitions. [2018-09-26 22:44:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 507 states and 1009 transitions. [2018-09-26 22:44:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1009 transitions. [2018-09-26 22:44:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 508 states and 1011 transitions. [2018-09-26 22:44:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1011 transitions. [2018-09-26 22:44:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 509 states and 1013 transitions. [2018-09-26 22:44:12,381 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1013 transitions. [2018-09-26 22:44:12,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 510 states and 1015 transitions. [2018-09-26 22:44:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1015 transitions. [2018-09-26 22:44:12,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 511 states and 1017 transitions. [2018-09-26 22:44:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1017 transitions. [2018-09-26 22:44:12,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 512 states and 1019 transitions. [2018-09-26 22:44:12,532 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1019 transitions. [2018-09-26 22:44:12,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 513 states and 1021 transitions. [2018-09-26 22:44:12,591 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1021 transitions. [2018-09-26 22:44:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 514 states and 1023 transitions. [2018-09-26 22:44:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1023 transitions. [2018-09-26 22:44:12,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 515 states and 1025 transitions. [2018-09-26 22:44:12,694 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1025 transitions. [2018-09-26 22:44:12,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 516 states and 1027 transitions. [2018-09-26 22:44:12,740 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1027 transitions. [2018-09-26 22:44:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 517 states and 1029 transitions. [2018-09-26 22:44:12,805 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1029 transitions. [2018-09-26 22:44:12,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:12,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 518 states and 1031 transitions. [2018-09-26 22:44:12,863 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1031 transitions. [2018-09-26 22:44:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:12,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:12,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 519 states and 1033 transitions. [2018-09-26 22:44:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1033 transitions. [2018-09-26 22:44:13,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 520 states and 1035 transitions. [2018-09-26 22:44:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1035 transitions. [2018-09-26 22:44:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 521 states and 1037 transitions. [2018-09-26 22:44:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1037 transitions. [2018-09-26 22:44:13,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 522 states and 1039 transitions. [2018-09-26 22:44:13,163 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1039 transitions. [2018-09-26 22:44:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 523 states and 1041 transitions. [2018-09-26 22:44:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1041 transitions. [2018-09-26 22:44:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 524 states and 1043 transitions. [2018-09-26 22:44:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1043 transitions. [2018-09-26 22:44:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 525 states and 1045 transitions. [2018-09-26 22:44:13,301 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1045 transitions. [2018-09-26 22:44:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 526 states and 1047 transitions. [2018-09-26 22:44:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1047 transitions. [2018-09-26 22:44:13,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 527 states and 1049 transitions. [2018-09-26 22:44:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1049 transitions. [2018-09-26 22:44:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 528 states and 1051 transitions. [2018-09-26 22:44:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1051 transitions. [2018-09-26 22:44:13,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 529 states and 1053 transitions. [2018-09-26 22:44:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1053 transitions. [2018-09-26 22:44:13,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 530 states and 1055 transitions. [2018-09-26 22:44:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1055 transitions. [2018-09-26 22:44:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 531 states and 1057 transitions. [2018-09-26 22:44:13,672 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1057 transitions. [2018-09-26 22:44:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 532 states and 1059 transitions. [2018-09-26 22:44:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1059 transitions. [2018-09-26 22:44:13,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 533 states and 1061 transitions. [2018-09-26 22:44:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1061 transitions. [2018-09-26 22:44:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 534 states and 1063 transitions. [2018-09-26 22:44:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1063 transitions. [2018-09-26 22:44:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 535 states and 1065 transitions. [2018-09-26 22:44:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1065 transitions. [2018-09-26 22:44:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 536 states and 1067 transitions. [2018-09-26 22:44:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1067 transitions. [2018-09-26 22:44:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 537 states and 1069 transitions. [2018-09-26 22:44:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1069 transitions. [2018-09-26 22:44:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:13,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:13,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:13,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:13,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 538 states and 1071 transitions. [2018-09-26 22:44:13,999 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1071 transitions. [2018-09-26 22:44:14,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 539 states and 1073 transitions. [2018-09-26 22:44:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1073 transitions. [2018-09-26 22:44:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 540 states and 1075 transitions. [2018-09-26 22:44:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1075 transitions. [2018-09-26 22:44:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 541 states and 1077 transitions. [2018-09-26 22:44:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1077 transitions. [2018-09-26 22:44:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 542 states and 1079 transitions. [2018-09-26 22:44:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1079 transitions. [2018-09-26 22:44:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 543 states and 1081 transitions. [2018-09-26 22:44:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1081 transitions. [2018-09-26 22:44:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 544 states and 1083 transitions. [2018-09-26 22:44:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1083 transitions. [2018-09-26 22:44:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 545 states and 1085 transitions. [2018-09-26 22:44:14,411 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1085 transitions. [2018-09-26 22:44:14,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 546 states and 1087 transitions. [2018-09-26 22:44:14,456 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1087 transitions. [2018-09-26 22:44:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 547 states and 1089 transitions. [2018-09-26 22:44:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1089 transitions. [2018-09-26 22:44:14,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 548 states and 1091 transitions. [2018-09-26 22:44:14,542 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1091 transitions. [2018-09-26 22:44:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 549 states and 1093 transitions. [2018-09-26 22:44:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1093 transitions. [2018-09-26 22:44:14,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 550 states and 1095 transitions. [2018-09-26 22:44:14,662 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1095 transitions. [2018-09-26 22:44:14,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 551 states and 1097 transitions. [2018-09-26 22:44:14,706 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1097 transitions. [2018-09-26 22:44:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 552 states and 1099 transitions. [2018-09-26 22:44:14,778 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1099 transitions. [2018-09-26 22:44:14,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 553 states and 1101 transitions. [2018-09-26 22:44:14,842 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1101 transitions. [2018-09-26 22:44:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 554 states and 1103 transitions. [2018-09-26 22:44:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1103 transitions. [2018-09-26 22:44:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:14,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:14,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:14,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 555 states and 1105 transitions. [2018-09-26 22:44:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1105 transitions. [2018-09-26 22:44:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:14,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:14,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 556 states and 1107 transitions. [2018-09-26 22:44:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1107 transitions. [2018-09-26 22:44:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:15,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:15,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:15,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:15,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:15,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 557 states and 1109 transitions. [2018-09-26 22:44:15,549 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1109 transitions. [2018-09-26 22:44:15,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:15,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:15,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 558 states and 1111 transitions. [2018-09-26 22:44:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1111 transitions. [2018-09-26 22:44:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:15,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:15,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:15,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 559 states and 1113 transitions. [2018-09-26 22:44:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1113 transitions. [2018-09-26 22:44:15,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:15,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:15,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 560 states and 1115 transitions. [2018-09-26 22:44:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1115 transitions. [2018-09-26 22:44:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 561 states and 1117 transitions. [2018-09-26 22:44:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1117 transitions. [2018-09-26 22:44:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 562 states and 1119 transitions. [2018-09-26 22:44:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1119 transitions. [2018-09-26 22:44:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 563 states and 1121 transitions. [2018-09-26 22:44:16,185 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1121 transitions. [2018-09-26 22:44:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 564 states and 1123 transitions. [2018-09-26 22:44:16,231 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1123 transitions. [2018-09-26 22:44:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 565 states and 1125 transitions. [2018-09-26 22:44:16,447 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1125 transitions. [2018-09-26 22:44:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 566 states and 1127 transitions. [2018-09-26 22:44:16,493 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1127 transitions. [2018-09-26 22:44:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:16,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:16,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 567 states and 1129 transitions. [2018-09-26 22:44:16,537 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1129 transitions. [2018-09-26 22:44:16,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:16,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:16,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 568 states and 1131 transitions. [2018-09-26 22:44:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1131 transitions. [2018-09-26 22:44:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 569 states and 1133 transitions. [2018-09-26 22:44:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1133 transitions. [2018-09-26 22:44:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 570 states and 1135 transitions. [2018-09-26 22:44:17,432 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1135 transitions. [2018-09-26 22:44:17,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 571 states and 1137 transitions. [2018-09-26 22:44:17,510 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1137 transitions. [2018-09-26 22:44:17,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 572 states and 1139 transitions. [2018-09-26 22:44:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1139 transitions. [2018-09-26 22:44:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 573 states and 1141 transitions. [2018-09-26 22:44:17,724 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1141 transitions. [2018-09-26 22:44:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 574 states and 1143 transitions. [2018-09-26 22:44:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1143 transitions. [2018-09-26 22:44:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 575 states and 1145 transitions. [2018-09-26 22:44:17,813 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1145 transitions. [2018-09-26 22:44:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 576 states and 1147 transitions. [2018-09-26 22:44:17,863 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1147 transitions. [2018-09-26 22:44:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 577 states and 1149 transitions. [2018-09-26 22:44:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1149 transitions. [2018-09-26 22:44:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:17,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:17,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:17,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 578 states and 1151 transitions. [2018-09-26 22:44:17,976 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1151 transitions. [2018-09-26 22:44:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:17,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:17,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 579 states and 1153 transitions. [2018-09-26 22:44:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1153 transitions. [2018-09-26 22:44:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 580 states and 1155 transitions. [2018-09-26 22:44:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1155 transitions. [2018-09-26 22:44:18,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 581 states and 1157 transitions. [2018-09-26 22:44:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1157 transitions. [2018-09-26 22:44:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 582 states and 1159 transitions. [2018-09-26 22:44:18,190 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1159 transitions. [2018-09-26 22:44:18,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 583 states and 1161 transitions. [2018-09-26 22:44:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1161 transitions. [2018-09-26 22:44:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 584 states and 1163 transitions. [2018-09-26 22:44:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1163 transitions. [2018-09-26 22:44:18,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 585 states and 1165 transitions. [2018-09-26 22:44:18,433 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1165 transitions. [2018-09-26 22:44:18,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 586 states and 1167 transitions. [2018-09-26 22:44:18,480 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1167 transitions. [2018-09-26 22:44:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 587 states and 1169 transitions. [2018-09-26 22:44:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1169 transitions. [2018-09-26 22:44:18,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 588 states and 1171 transitions. [2018-09-26 22:44:18,573 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1171 transitions. [2018-09-26 22:44:18,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 589 states and 1173 transitions. [2018-09-26 22:44:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1173 transitions. [2018-09-26 22:44:18,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 590 states and 1175 transitions. [2018-09-26 22:44:18,755 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1175 transitions. [2018-09-26 22:44:18,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 591 states and 1177 transitions. [2018-09-26 22:44:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1177 transitions. [2018-09-26 22:44:18,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 592 states and 1179 transitions. [2018-09-26 22:44:18,846 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1179 transitions. [2018-09-26 22:44:18,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 593 states and 1181 transitions. [2018-09-26 22:44:18,893 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1181 transitions. [2018-09-26 22:44:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 594 states and 1183 transitions. [2018-09-26 22:44:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1183 transitions. [2018-09-26 22:44:18,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 595 states and 1185 transitions. [2018-09-26 22:44:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1185 transitions. [2018-09-26 22:44:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:18,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:18,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 596 states and 1187 transitions. [2018-09-26 22:44:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1187 transitions. [2018-09-26 22:44:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 597 states and 1189 transitions. [2018-09-26 22:44:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1189 transitions. [2018-09-26 22:44:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 598 states and 1191 transitions. [2018-09-26 22:44:19,142 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1191 transitions. [2018-09-26 22:44:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 599 states and 1193 transitions. [2018-09-26 22:44:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1193 transitions. [2018-09-26 22:44:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 600 states and 1195 transitions. [2018-09-26 22:44:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1195 transitions. [2018-09-26 22:44:19,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 601 states and 1197 transitions. [2018-09-26 22:44:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1197 transitions. [2018-09-26 22:44:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 602 states and 1199 transitions. [2018-09-26 22:44:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1199 transitions. [2018-09-26 22:44:19,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 603 states and 1201 transitions. [2018-09-26 22:44:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1201 transitions. [2018-09-26 22:44:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 604 states and 1203 transitions. [2018-09-26 22:44:19,515 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1203 transitions. [2018-09-26 22:44:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 605 states and 1205 transitions. [2018-09-26 22:44:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1205 transitions. [2018-09-26 22:44:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 606 states and 1207 transitions. [2018-09-26 22:44:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1207 transitions. [2018-09-26 22:44:19,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 607 states and 1209 transitions. [2018-09-26 22:44:19,669 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1209 transitions. [2018-09-26 22:44:19,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 608 states and 1211 transitions. [2018-09-26 22:44:19,898 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1211 transitions. [2018-09-26 22:44:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 609 states and 1213 transitions. [2018-09-26 22:44:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1213 transitions. [2018-09-26 22:44:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:19,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:19,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 610 states and 1215 transitions. [2018-09-26 22:44:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1215 transitions. [2018-09-26 22:44:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 611 states and 1217 transitions. [2018-09-26 22:44:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1217 transitions. [2018-09-26 22:44:20,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 612 states and 1219 transitions. [2018-09-26 22:44:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1219 transitions. [2018-09-26 22:44:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 613 states and 1221 transitions. [2018-09-26 22:44:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1221 transitions. [2018-09-26 22:44:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 614 states and 1223 transitions. [2018-09-26 22:44:20,402 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1223 transitions. [2018-09-26 22:44:20,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 615 states and 1225 transitions. [2018-09-26 22:44:20,447 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1225 transitions. [2018-09-26 22:44:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 616 states and 1227 transitions. [2018-09-26 22:44:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1227 transitions. [2018-09-26 22:44:20,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 617 states and 1229 transitions. [2018-09-26 22:44:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1229 transitions. [2018-09-26 22:44:20,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 618 states and 1231 transitions. [2018-09-26 22:44:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1231 transitions. [2018-09-26 22:44:20,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 619 states and 1233 transitions. [2018-09-26 22:44:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1233 transitions. [2018-09-26 22:44:20,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 620 states and 1235 transitions. [2018-09-26 22:44:20,850 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1235 transitions. [2018-09-26 22:44:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 621 states and 1237 transitions. [2018-09-26 22:44:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1237 transitions. [2018-09-26 22:44:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 622 states and 1239 transitions. [2018-09-26 22:44:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1239 transitions. [2018-09-26 22:44:20,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:20,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:20,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 623 states and 1241 transitions. [2018-09-26 22:44:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1241 transitions. [2018-09-26 22:44:20,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:20,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 624 states and 1243 transitions. [2018-09-26 22:44:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1243 transitions. [2018-09-26 22:44:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 625 states and 1245 transitions. [2018-09-26 22:44:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1245 transitions. [2018-09-26 22:44:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 626 states and 1247 transitions. [2018-09-26 22:44:21,141 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1247 transitions. [2018-09-26 22:44:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 627 states and 1249 transitions. [2018-09-26 22:44:21,193 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1249 transitions. [2018-09-26 22:44:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 628 states and 1251 transitions. [2018-09-26 22:44:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1251 transitions. [2018-09-26 22:44:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 629 states and 1253 transitions. [2018-09-26 22:44:21,293 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1253 transitions. [2018-09-26 22:44:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 630 states and 1255 transitions. [2018-09-26 22:44:21,342 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1255 transitions. [2018-09-26 22:44:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 631 states and 1257 transitions. [2018-09-26 22:44:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1257 transitions. [2018-09-26 22:44:21,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 632 states and 1259 transitions. [2018-09-26 22:44:21,443 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1259 transitions. [2018-09-26 22:44:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 633 states and 1261 transitions. [2018-09-26 22:44:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1261 transitions. [2018-09-26 22:44:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 634 states and 1263 transitions. [2018-09-26 22:44:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1263 transitions. [2018-09-26 22:44:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 635 states and 1265 transitions. [2018-09-26 22:44:21,620 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1265 transitions. [2018-09-26 22:44:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 636 states and 1267 transitions. [2018-09-26 22:44:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1267 transitions. [2018-09-26 22:44:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 637 states and 1269 transitions. [2018-09-26 22:44:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1269 transitions. [2018-09-26 22:44:21,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 638 states and 1271 transitions. [2018-09-26 22:44:21,779 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1271 transitions. [2018-09-26 22:44:21,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 639 states and 1273 transitions. [2018-09-26 22:44:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1273 transitions. [2018-09-26 22:44:21,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 640 states and 1275 transitions. [2018-09-26 22:44:21,882 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1275 transitions. [2018-09-26 22:44:21,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 641 states and 1277 transitions. [2018-09-26 22:44:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1277 transitions. [2018-09-26 22:44:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 642 states and 1279 transitions. [2018-09-26 22:44:21,979 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1279 transitions. [2018-09-26 22:44:21,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:21,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:21,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 643 states and 1281 transitions. [2018-09-26 22:44:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1281 transitions. [2018-09-26 22:44:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 644 states and 1283 transitions. [2018-09-26 22:44:22,087 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1283 transitions. [2018-09-26 22:44:22,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 645 states and 1285 transitions. [2018-09-26 22:44:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1285 transitions. [2018-09-26 22:44:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 646 states and 1287 transitions. [2018-09-26 22:44:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1287 transitions. [2018-09-26 22:44:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 647 states and 1289 transitions. [2018-09-26 22:44:22,239 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1289 transitions. [2018-09-26 22:44:22,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 648 states and 1291 transitions. [2018-09-26 22:44:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1291 transitions. [2018-09-26 22:44:22,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 649 states and 1293 transitions. [2018-09-26 22:44:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1293 transitions. [2018-09-26 22:44:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 650 states and 1295 transitions. [2018-09-26 22:44:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1295 transitions. [2018-09-26 22:44:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 651 states and 1297 transitions. [2018-09-26 22:44:22,440 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1297 transitions. [2018-09-26 22:44:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 652 states and 1299 transitions. [2018-09-26 22:44:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1299 transitions. [2018-09-26 22:44:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 653 states and 1301 transitions. [2018-09-26 22:44:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1301 transitions. [2018-09-26 22:44:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 654 states and 1303 transitions. [2018-09-26 22:44:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1303 transitions. [2018-09-26 22:44:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 655 states and 1305 transitions. [2018-09-26 22:44:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1305 transitions. [2018-09-26 22:44:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 656 states and 1307 transitions. [2018-09-26 22:44:22,686 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1307 transitions. [2018-09-26 22:44:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 657 states and 1309 transitions. [2018-09-26 22:44:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1309 transitions. [2018-09-26 22:44:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 658 states and 1311 transitions. [2018-09-26 22:44:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1311 transitions. [2018-09-26 22:44:22,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 659 states and 1313 transitions. [2018-09-26 22:44:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1313 transitions. [2018-09-26 22:44:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 660 states and 1315 transitions. [2018-09-26 22:44:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1315 transitions. [2018-09-26 22:44:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:22,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:22,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:22,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 661 states and 1317 transitions. [2018-09-26 22:44:22,989 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1317 transitions. [2018-09-26 22:44:22,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:22,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 662 states and 1319 transitions. [2018-09-26 22:44:23,117 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1319 transitions. [2018-09-26 22:44:23,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 663 states and 1321 transitions. [2018-09-26 22:44:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1321 transitions. [2018-09-26 22:44:23,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 664 states and 1323 transitions. [2018-09-26 22:44:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1323 transitions. [2018-09-26 22:44:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 665 states and 1325 transitions. [2018-09-26 22:44:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1325 transitions. [2018-09-26 22:44:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 666 states and 1327 transitions. [2018-09-26 22:44:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1327 transitions. [2018-09-26 22:44:23,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 667 states and 1329 transitions. [2018-09-26 22:44:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1329 transitions. [2018-09-26 22:44:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 668 states and 1331 transitions. [2018-09-26 22:44:23,455 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1331 transitions. [2018-09-26 22:44:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 669 states and 1333 transitions. [2018-09-26 22:44:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1333 transitions. [2018-09-26 22:44:23,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 670 states and 1335 transitions. [2018-09-26 22:44:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1335 transitions. [2018-09-26 22:44:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 671 states and 1337 transitions. [2018-09-26 22:44:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1337 transitions. [2018-09-26 22:44:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:23,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:23,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 672 states and 1339 transitions. [2018-09-26 22:44:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1339 transitions. [2018-09-26 22:44:24,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 673 states and 1341 transitions. [2018-09-26 22:44:24,165 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1341 transitions. [2018-09-26 22:44:24,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 674 states and 1343 transitions. [2018-09-26 22:44:24,239 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1343 transitions. [2018-09-26 22:44:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 675 states and 1345 transitions. [2018-09-26 22:44:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1345 transitions. [2018-09-26 22:44:24,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 676 states and 1347 transitions. [2018-09-26 22:44:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1347 transitions. [2018-09-26 22:44:24,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 677 states and 1349 transitions. [2018-09-26 22:44:24,390 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1349 transitions. [2018-09-26 22:44:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 678 states and 1351 transitions. [2018-09-26 22:44:24,441 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1351 transitions. [2018-09-26 22:44:24,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 679 states and 1353 transitions. [2018-09-26 22:44:24,504 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1353 transitions. [2018-09-26 22:44:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 680 states and 1355 transitions. [2018-09-26 22:44:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1355 transitions. [2018-09-26 22:44:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 681 states and 1357 transitions. [2018-09-26 22:44:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1357 transitions. [2018-09-26 22:44:24,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 682 states and 1359 transitions. [2018-09-26 22:44:24,661 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1359 transitions. [2018-09-26 22:44:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 683 states and 1361 transitions. [2018-09-26 22:44:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1361 transitions. [2018-09-26 22:44:24,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 684 states and 1363 transitions. [2018-09-26 22:44:24,764 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1363 transitions. [2018-09-26 22:44:24,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 685 states and 1365 transitions. [2018-09-26 22:44:24,815 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1365 transitions. [2018-09-26 22:44:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 686 states and 1367 transitions. [2018-09-26 22:44:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1367 transitions. [2018-09-26 22:44:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 687 states and 1369 transitions. [2018-09-26 22:44:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1369 transitions. [2018-09-26 22:44:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:24,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 688 states and 1371 transitions. [2018-09-26 22:44:24,983 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1371 transitions. [2018-09-26 22:44:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:24,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:24,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 689 states and 1373 transitions. [2018-09-26 22:44:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1373 transitions. [2018-09-26 22:44:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 690 states and 1375 transitions. [2018-09-26 22:44:25,123 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1375 transitions. [2018-09-26 22:44:25,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 691 states and 1377 transitions. [2018-09-26 22:44:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1377 transitions. [2018-09-26 22:44:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 692 states and 1379 transitions. [2018-09-26 22:44:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1379 transitions. [2018-09-26 22:44:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 693 states and 1381 transitions. [2018-09-26 22:44:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1381 transitions. [2018-09-26 22:44:25,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 694 states and 1383 transitions. [2018-09-26 22:44:25,396 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1383 transitions. [2018-09-26 22:44:25,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 695 states and 1385 transitions. [2018-09-26 22:44:25,501 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1385 transitions. [2018-09-26 22:44:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 696 states and 1387 transitions. [2018-09-26 22:44:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1387 transitions. [2018-09-26 22:44:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 697 states and 1389 transitions. [2018-09-26 22:44:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1389 transitions. [2018-09-26 22:44:25,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 698 states and 1391 transitions. [2018-09-26 22:44:25,741 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1391 transitions. [2018-09-26 22:44:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 699 states and 1393 transitions. [2018-09-26 22:44:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1393 transitions. [2018-09-26 22:44:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 700 states and 1395 transitions. [2018-09-26 22:44:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1395 transitions. [2018-09-26 22:44:25,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 701 states and 1397 transitions. [2018-09-26 22:44:25,895 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1397 transitions. [2018-09-26 22:44:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 702 states and 1399 transitions. [2018-09-26 22:44:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1399 transitions. [2018-09-26 22:44:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:25,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:25,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:25,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 703 states and 1401 transitions. [2018-09-26 22:44:25,998 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1401 transitions. [2018-09-26 22:44:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:25,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 704 states and 1403 transitions. [2018-09-26 22:44:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1403 transitions. [2018-09-26 22:44:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 705 states and 1405 transitions. [2018-09-26 22:44:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1405 transitions. [2018-09-26 22:44:26,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 706 states and 1407 transitions. [2018-09-26 22:44:26,153 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1407 transitions. [2018-09-26 22:44:26,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 707 states and 1409 transitions. [2018-09-26 22:44:26,205 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1409 transitions. [2018-09-26 22:44:26,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 708 states and 1411 transitions. [2018-09-26 22:44:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1411 transitions. [2018-09-26 22:44:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 709 states and 1413 transitions. [2018-09-26 22:44:26,310 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1413 transitions. [2018-09-26 22:44:26,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 710 states and 1415 transitions. [2018-09-26 22:44:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1415 transitions. [2018-09-26 22:44:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 711 states and 1417 transitions. [2018-09-26 22:44:26,411 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1417 transitions. [2018-09-26 22:44:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 712 states and 1419 transitions. [2018-09-26 22:44:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1419 transitions. [2018-09-26 22:44:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 713 states and 1421 transitions. [2018-09-26 22:44:26,513 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1421 transitions. [2018-09-26 22:44:26,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 714 states and 1423 transitions. [2018-09-26 22:44:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1423 transitions. [2018-09-26 22:44:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 715 states and 1425 transitions. [2018-09-26 22:44:26,621 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1425 transitions. [2018-09-26 22:44:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 716 states and 1427 transitions. [2018-09-26 22:44:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1427 transitions. [2018-09-26 22:44:26,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 717 states and 1429 transitions. [2018-09-26 22:44:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1429 transitions. [2018-09-26 22:44:26,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 718 states and 1431 transitions. [2018-09-26 22:44:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1431 transitions. [2018-09-26 22:44:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 719 states and 1433 transitions. [2018-09-26 22:44:26,828 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1433 transitions. [2018-09-26 22:44:26,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 720 states and 1435 transitions. [2018-09-26 22:44:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1435 transitions. [2018-09-26 22:44:26,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 721 states and 1437 transitions. [2018-09-26 22:44:26,933 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1437 transitions. [2018-09-26 22:44:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:26,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 722 states and 1439 transitions. [2018-09-26 22:44:26,986 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1439 transitions. [2018-09-26 22:44:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:26,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:26,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 723 states and 1441 transitions. [2018-09-26 22:44:27,037 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1441 transitions. [2018-09-26 22:44:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 724 states and 1443 transitions. [2018-09-26 22:44:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1443 transitions. [2018-09-26 22:44:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 725 states and 1445 transitions. [2018-09-26 22:44:27,143 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1445 transitions. [2018-09-26 22:44:27,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 726 states and 1447 transitions. [2018-09-26 22:44:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1447 transitions. [2018-09-26 22:44:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 727 states and 1449 transitions. [2018-09-26 22:44:27,248 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1449 transitions. [2018-09-26 22:44:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 728 states and 1451 transitions. [2018-09-26 22:44:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1451 transitions. [2018-09-26 22:44:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 729 states and 1453 transitions. [2018-09-26 22:44:27,349 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1453 transitions. [2018-09-26 22:44:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 730 states and 1455 transitions. [2018-09-26 22:44:27,404 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1455 transitions. [2018-09-26 22:44:27,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 731 states and 1457 transitions. [2018-09-26 22:44:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1457 transitions. [2018-09-26 22:44:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 732 states and 1459 transitions. [2018-09-26 22:44:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1459 transitions. [2018-09-26 22:44:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 733 states and 1461 transitions. [2018-09-26 22:44:27,575 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1461 transitions. [2018-09-26 22:44:27,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 734 states and 1463 transitions. [2018-09-26 22:44:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1463 transitions. [2018-09-26 22:44:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 735 states and 1465 transitions. [2018-09-26 22:44:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1465 transitions. [2018-09-26 22:44:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 736 states and 1467 transitions. [2018-09-26 22:44:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1467 transitions. [2018-09-26 22:44:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 737 states and 1469 transitions. [2018-09-26 22:44:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1469 transitions. [2018-09-26 22:44:27,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 738 states and 1471 transitions. [2018-09-26 22:44:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1471 transitions. [2018-09-26 22:44:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 739 states and 1473 transitions. [2018-09-26 22:44:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1473 transitions. [2018-09-26 22:44:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 740 states and 1475 transitions. [2018-09-26 22:44:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1475 transitions. [2018-09-26 22:44:27,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 741 states and 1477 transitions. [2018-09-26 22:44:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1477 transitions. [2018-09-26 22:44:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:27,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:27,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:28,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 742 states and 1479 transitions. [2018-09-26 22:44:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1479 transitions. [2018-09-26 22:44:28,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:28,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:28,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 743 states and 1481 transitions. [2018-09-26 22:44:28,096 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1481 transitions. [2018-09-26 22:44:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:28,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:28,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 744 states and 1483 transitions. [2018-09-26 22:44:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1483 transitions. [2018-09-26 22:44:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:28,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:28,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 745 states and 1485 transitions. [2018-09-26 22:44:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1485 transitions. [2018-09-26 22:44:28,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:28,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:28,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 746 states and 1487 transitions. [2018-09-26 22:44:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1487 transitions. [2018-09-26 22:44:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:28,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:28,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 747 states and 1489 transitions. [2018-09-26 22:44:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1489 transitions. [2018-09-26 22:44:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:28,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:28,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 748 states and 1491 transitions. [2018-09-26 22:44:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1491 transitions. [2018-09-26 22:44:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 749 states and 1493 transitions. [2018-09-26 22:44:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1493 transitions. [2018-09-26 22:44:29,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 750 states and 1495 transitions. [2018-09-26 22:44:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1495 transitions. [2018-09-26 22:44:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 751 states and 1497 transitions. [2018-09-26 22:44:29,374 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1497 transitions. [2018-09-26 22:44:29,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 752 states and 1499 transitions. [2018-09-26 22:44:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1499 transitions. [2018-09-26 22:44:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 753 states and 1501 transitions. [2018-09-26 22:44:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1501 transitions. [2018-09-26 22:44:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 754 states and 1503 transitions. [2018-09-26 22:44:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1503 transitions. [2018-09-26 22:44:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 755 states and 1505 transitions. [2018-09-26 22:44:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1505 transitions. [2018-09-26 22:44:29,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 756 states and 1507 transitions. [2018-09-26 22:44:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1507 transitions. [2018-09-26 22:44:29,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 757 states and 1509 transitions. [2018-09-26 22:44:29,708 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1509 transitions. [2018-09-26 22:44:29,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 758 states and 1511 transitions. [2018-09-26 22:44:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1511 transitions. [2018-09-26 22:44:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 759 states and 1513 transitions. [2018-09-26 22:44:29,807 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1513 transitions. [2018-09-26 22:44:29,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 760 states and 1515 transitions. [2018-09-26 22:44:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1515 transitions. [2018-09-26 22:44:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 761 states and 1517 transitions. [2018-09-26 22:44:29,911 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1517 transitions. [2018-09-26 22:44:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 762 states and 1519 transitions. [2018-09-26 22:44:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1519 transitions. [2018-09-26 22:44:29,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:29,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:29,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:29,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 763 states and 1521 transitions. [2018-09-26 22:44:30,027 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1521 transitions. [2018-09-26 22:44:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 764 states and 1523 transitions. [2018-09-26 22:44:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1523 transitions. [2018-09-26 22:44:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 765 states and 1525 transitions. [2018-09-26 22:44:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1525 transitions. [2018-09-26 22:44:30,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 766 states and 1527 transitions. [2018-09-26 22:44:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1527 transitions. [2018-09-26 22:44:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 767 states and 1529 transitions. [2018-09-26 22:44:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1529 transitions. [2018-09-26 22:44:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 768 states and 1531 transitions. [2018-09-26 22:44:30,415 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1531 transitions. [2018-09-26 22:44:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 769 states and 1533 transitions. [2018-09-26 22:44:30,486 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1533 transitions. [2018-09-26 22:44:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 770 states and 1535 transitions. [2018-09-26 22:44:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1535 transitions. [2018-09-26 22:44:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 771 states and 1537 transitions. [2018-09-26 22:44:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1537 transitions. [2018-09-26 22:44:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 772 states and 1539 transitions. [2018-09-26 22:44:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1539 transitions. [2018-09-26 22:44:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 773 states and 1541 transitions. [2018-09-26 22:44:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1541 transitions. [2018-09-26 22:44:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 774 states and 1543 transitions. [2018-09-26 22:44:30,760 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1543 transitions. [2018-09-26 22:44:30,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 775 states and 1545 transitions. [2018-09-26 22:44:30,867 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1545 transitions. [2018-09-26 22:44:30,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 776 states and 1547 transitions. [2018-09-26 22:44:30,913 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1547 transitions. [2018-09-26 22:44:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 777 states and 1549 transitions. [2018-09-26 22:44:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1549 transitions. [2018-09-26 22:44:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:30,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:30,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 778 states and 1551 transitions. [2018-09-26 22:44:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1551 transitions. [2018-09-26 22:44:31,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 779 states and 1553 transitions. [2018-09-26 22:44:31,071 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1553 transitions. [2018-09-26 22:44:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 780 states and 1555 transitions. [2018-09-26 22:44:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1555 transitions. [2018-09-26 22:44:31,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 781 states and 1557 transitions. [2018-09-26 22:44:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1557 transitions. [2018-09-26 22:44:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 782 states and 1559 transitions. [2018-09-26 22:44:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1559 transitions. [2018-09-26 22:44:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 783 states and 1561 transitions. [2018-09-26 22:44:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1561 transitions. [2018-09-26 22:44:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 784 states and 1563 transitions. [2018-09-26 22:44:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1563 transitions. [2018-09-26 22:44:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 785 states and 1565 transitions. [2018-09-26 22:44:31,395 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1565 transitions. [2018-09-26 22:44:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 786 states and 1567 transitions. [2018-09-26 22:44:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1567 transitions. [2018-09-26 22:44:31,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 787 states and 1569 transitions. [2018-09-26 22:44:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1569 transitions. [2018-09-26 22:44:31,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 788 states and 1571 transitions. [2018-09-26 22:44:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1571 transitions. [2018-09-26 22:44:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 789 states and 1573 transitions. [2018-09-26 22:44:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1573 transitions. [2018-09-26 22:44:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 790 states and 1575 transitions. [2018-09-26 22:44:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1575 transitions. [2018-09-26 22:44:31,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 791 states and 1577 transitions. [2018-09-26 22:44:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1577 transitions. [2018-09-26 22:44:31,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 792 states and 1579 transitions. [2018-09-26 22:44:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1579 transitions. [2018-09-26 22:44:31,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 793 states and 1581 transitions. [2018-09-26 22:44:31,828 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1581 transitions. [2018-09-26 22:44:31,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 794 states and 1583 transitions. [2018-09-26 22:44:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1583 transitions. [2018-09-26 22:44:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 795 states and 1585 transitions. [2018-09-26 22:44:31,932 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1585 transitions. [2018-09-26 22:44:31,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:31,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:31,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:31,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 796 states and 1587 transitions. [2018-09-26 22:44:31,988 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1587 transitions. [2018-09-26 22:44:31,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:31,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:31,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 797 states and 1589 transitions. [2018-09-26 22:44:32,042 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1589 transitions. [2018-09-26 22:44:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 798 states and 1591 transitions. [2018-09-26 22:44:32,094 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1591 transitions. [2018-09-26 22:44:32,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 799 states and 1593 transitions. [2018-09-26 22:44:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1593 transitions. [2018-09-26 22:44:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 800 states and 1595 transitions. [2018-09-26 22:44:32,202 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1595 transitions. [2018-09-26 22:44:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 801 states and 1597 transitions. [2018-09-26 22:44:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1597 transitions. [2018-09-26 22:44:32,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 802 states and 1599 transitions. [2018-09-26 22:44:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1599 transitions. [2018-09-26 22:44:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 803 states and 1601 transitions. [2018-09-26 22:44:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1601 transitions. [2018-09-26 22:44:32,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 804 states and 1603 transitions. [2018-09-26 22:44:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1603 transitions. [2018-09-26 22:44:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 805 states and 1605 transitions. [2018-09-26 22:44:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1605 transitions. [2018-09-26 22:44:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 806 states and 1607 transitions. [2018-09-26 22:44:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1607 transitions. [2018-09-26 22:44:32,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 807 states and 1609 transitions. [2018-09-26 22:44:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1609 transitions. [2018-09-26 22:44:32,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 808 states and 1611 transitions. [2018-09-26 22:44:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1611 transitions. [2018-09-26 22:44:32,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 809 states and 1613 transitions. [2018-09-26 22:44:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1613 transitions. [2018-09-26 22:44:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 810 states and 1615 transitions. [2018-09-26 22:44:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1615 transitions. [2018-09-26 22:44:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 811 states and 1617 transitions. [2018-09-26 22:44:32,798 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1617 transitions. [2018-09-26 22:44:32,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 812 states and 1619 transitions. [2018-09-26 22:44:32,855 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1619 transitions. [2018-09-26 22:44:32,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 813 states and 1621 transitions. [2018-09-26 22:44:32,919 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1621 transitions. [2018-09-26 22:44:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:32,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:32,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:32,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 814 states and 1623 transitions. [2018-09-26 22:44:32,996 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1623 transitions. [2018-09-26 22:44:32,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:32,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 815 states and 1625 transitions. [2018-09-26 22:44:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1625 transitions. [2018-09-26 22:44:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 816 states and 1627 transitions. [2018-09-26 22:44:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1627 transitions. [2018-09-26 22:44:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 817 states and 1629 transitions. [2018-09-26 22:44:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1629 transitions. [2018-09-26 22:44:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 818 states and 1631 transitions. [2018-09-26 22:44:33,215 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1631 transitions. [2018-09-26 22:44:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 819 states and 1633 transitions. [2018-09-26 22:44:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1633 transitions. [2018-09-26 22:44:33,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 820 states and 1635 transitions. [2018-09-26 22:44:33,335 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1635 transitions. [2018-09-26 22:44:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 821 states and 1637 transitions. [2018-09-26 22:44:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1637 transitions. [2018-09-26 22:44:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 822 states and 1639 transitions. [2018-09-26 22:44:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1639 transitions. [2018-09-26 22:44:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 823 states and 1641 transitions. [2018-09-26 22:44:33,690 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1641 transitions. [2018-09-26 22:44:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 824 states and 1643 transitions. [2018-09-26 22:44:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1643 transitions. [2018-09-26 22:44:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 825 states and 1645 transitions. [2018-09-26 22:44:33,834 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1645 transitions. [2018-09-26 22:44:33,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 826 states and 1647 transitions. [2018-09-26 22:44:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1647 transitions. [2018-09-26 22:44:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 827 states and 1649 transitions. [2018-09-26 22:44:33,940 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1649 transitions. [2018-09-26 22:44:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:33,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 828 states and 1651 transitions. [2018-09-26 22:44:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1651 transitions. [2018-09-26 22:44:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:33,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 829 states and 1653 transitions. [2018-09-26 22:44:34,049 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1653 transitions. [2018-09-26 22:44:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 830 states and 1655 transitions. [2018-09-26 22:44:34,102 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1655 transitions. [2018-09-26 22:44:34,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 831 states and 1657 transitions. [2018-09-26 22:44:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1657 transitions. [2018-09-26 22:44:34,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 832 states and 1659 transitions. [2018-09-26 22:44:34,211 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1659 transitions. [2018-09-26 22:44:34,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 833 states and 1661 transitions. [2018-09-26 22:44:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1661 transitions. [2018-09-26 22:44:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 834 states and 1663 transitions. [2018-09-26 22:44:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1663 transitions. [2018-09-26 22:44:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 835 states and 1665 transitions. [2018-09-26 22:44:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1665 transitions. [2018-09-26 22:44:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 836 states and 1667 transitions. [2018-09-26 22:44:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1667 transitions. [2018-09-26 22:44:34,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 837 states and 1669 transitions. [2018-09-26 22:44:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1669 transitions. [2018-09-26 22:44:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 838 states and 1671 transitions. [2018-09-26 22:44:34,545 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1671 transitions. [2018-09-26 22:44:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 839 states and 1673 transitions. [2018-09-26 22:44:34,607 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1673 transitions. [2018-09-26 22:44:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 840 states and 1675 transitions. [2018-09-26 22:44:34,662 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1675 transitions. [2018-09-26 22:44:34,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 841 states and 1677 transitions. [2018-09-26 22:44:34,713 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1677 transitions. [2018-09-26 22:44:34,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 842 states and 1679 transitions. [2018-09-26 22:44:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1679 transitions. [2018-09-26 22:44:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 843 states and 1681 transitions. [2018-09-26 22:44:34,828 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1681 transitions. [2018-09-26 22:44:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 844 states and 1683 transitions. [2018-09-26 22:44:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1683 transitions. [2018-09-26 22:44:34,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 845 states and 1685 transitions. [2018-09-26 22:44:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1685 transitions. [2018-09-26 22:44:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:34,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:34,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 846 states and 1687 transitions. [2018-09-26 22:44:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1687 transitions. [2018-09-26 22:44:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:34,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 847 states and 1689 transitions. [2018-09-26 22:44:35,078 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1689 transitions. [2018-09-26 22:44:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 848 states and 1691 transitions. [2018-09-26 22:44:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1691 transitions. [2018-09-26 22:44:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 849 states and 1693 transitions. [2018-09-26 22:44:35,185 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1693 transitions. [2018-09-26 22:44:35,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 850 states and 1695 transitions. [2018-09-26 22:44:35,256 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1695 transitions. [2018-09-26 22:44:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 851 states and 1697 transitions. [2018-09-26 22:44:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1697 transitions. [2018-09-26 22:44:35,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 852 states and 1699 transitions. [2018-09-26 22:44:35,386 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1699 transitions. [2018-09-26 22:44:35,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 853 states and 1701 transitions. [2018-09-26 22:44:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1701 transitions. [2018-09-26 22:44:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 854 states and 1703 transitions. [2018-09-26 22:44:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1703 transitions. [2018-09-26 22:44:35,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 855 states and 1705 transitions. [2018-09-26 22:44:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1705 transitions. [2018-09-26 22:44:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 856 states and 1707 transitions. [2018-09-26 22:44:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1707 transitions. [2018-09-26 22:44:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 857 states and 1709 transitions. [2018-09-26 22:44:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1709 transitions. [2018-09-26 22:44:35,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 858 states and 1711 transitions. [2018-09-26 22:44:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1711 transitions. [2018-09-26 22:44:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 859 states and 1713 transitions. [2018-09-26 22:44:35,804 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1713 transitions. [2018-09-26 22:44:35,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 860 states and 1715 transitions. [2018-09-26 22:44:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1715 transitions. [2018-09-26 22:44:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 861 states and 1717 transitions. [2018-09-26 22:44:35,914 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1717 transitions. [2018-09-26 22:44:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:35,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 862 states and 1719 transitions. [2018-09-26 22:44:35,973 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1719 transitions. [2018-09-26 22:44:35,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:35,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:35,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 863 states and 1721 transitions. [2018-09-26 22:44:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1721 transitions. [2018-09-26 22:44:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 864 states and 1723 transitions. [2018-09-26 22:44:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1723 transitions. [2018-09-26 22:44:36,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 865 states and 1725 transitions. [2018-09-26 22:44:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1725 transitions. [2018-09-26 22:44:36,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 866 states and 1727 transitions. [2018-09-26 22:44:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1727 transitions. [2018-09-26 22:44:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 867 states and 1729 transitions. [2018-09-26 22:44:36,256 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1729 transitions. [2018-09-26 22:44:36,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 868 states and 1731 transitions. [2018-09-26 22:44:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1731 transitions. [2018-09-26 22:44:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 869 states and 1733 transitions. [2018-09-26 22:44:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1733 transitions. [2018-09-26 22:44:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 870 states and 1735 transitions. [2018-09-26 22:44:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1735 transitions. [2018-09-26 22:44:36,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 871 states and 1737 transitions. [2018-09-26 22:44:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1737 transitions. [2018-09-26 22:44:36,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 872 states and 1739 transitions. [2018-09-26 22:44:36,614 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1739 transitions. [2018-09-26 22:44:36,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 873 states and 1741 transitions. [2018-09-26 22:44:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1741 transitions. [2018-09-26 22:44:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 874 states and 1743 transitions. [2018-09-26 22:44:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1743 transitions. [2018-09-26 22:44:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 875 states and 1745 transitions. [2018-09-26 22:44:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1745 transitions. [2018-09-26 22:44:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 876 states and 1747 transitions. [2018-09-26 22:44:36,834 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1747 transitions. [2018-09-26 22:44:36,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 877 states and 1749 transitions. [2018-09-26 22:44:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1749 transitions. [2018-09-26 22:44:36,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:36,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 878 states and 1751 transitions. [2018-09-26 22:44:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1751 transitions. [2018-09-26 22:44:36,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:36,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:36,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:36,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 879 states and 1753 transitions. [2018-09-26 22:44:37,010 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1753 transitions. [2018-09-26 22:44:37,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 880 states and 1755 transitions. [2018-09-26 22:44:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1755 transitions. [2018-09-26 22:44:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 881 states and 1757 transitions. [2018-09-26 22:44:37,121 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1757 transitions. [2018-09-26 22:44:37,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 882 states and 1759 transitions. [2018-09-26 22:44:37,179 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1759 transitions. [2018-09-26 22:44:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 883 states and 1761 transitions. [2018-09-26 22:44:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1761 transitions. [2018-09-26 22:44:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 884 states and 1763 transitions. [2018-09-26 22:44:37,311 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1763 transitions. [2018-09-26 22:44:37,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 885 states and 1765 transitions. [2018-09-26 22:44:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1765 transitions. [2018-09-26 22:44:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 886 states and 1767 transitions. [2018-09-26 22:44:37,421 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1767 transitions. [2018-09-26 22:44:37,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 887 states and 1769 transitions. [2018-09-26 22:44:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1769 transitions. [2018-09-26 22:44:37,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 888 states and 1771 transitions. [2018-09-26 22:44:37,541 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1771 transitions. [2018-09-26 22:44:37,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 889 states and 1773 transitions. [2018-09-26 22:44:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1773 transitions. [2018-09-26 22:44:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 890 states and 1775 transitions. [2018-09-26 22:44:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1775 transitions. [2018-09-26 22:44:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 891 states and 1777 transitions. [2018-09-26 22:44:37,711 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1777 transitions. [2018-09-26 22:44:37,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 892 states and 1779 transitions. [2018-09-26 22:44:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1779 transitions. [2018-09-26 22:44:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 893 states and 1781 transitions. [2018-09-26 22:44:37,822 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1781 transitions. [2018-09-26 22:44:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 894 states and 1783 transitions. [2018-09-26 22:44:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1783 transitions. [2018-09-26 22:44:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 895 states and 1785 transitions. [2018-09-26 22:44:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1785 transitions. [2018-09-26 22:44:37,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:37,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:37,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:37,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 896 states and 1787 transitions. [2018-09-26 22:44:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1787 transitions. [2018-09-26 22:44:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:37,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 897 states and 1789 transitions. [2018-09-26 22:44:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1789 transitions. [2018-09-26 22:44:38,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 898 states and 1791 transitions. [2018-09-26 22:44:38,109 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1791 transitions. [2018-09-26 22:44:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 899 states and 1793 transitions. [2018-09-26 22:44:38,166 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1793 transitions. [2018-09-26 22:44:38,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 900 states and 1795 transitions. [2018-09-26 22:44:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1795 transitions. [2018-09-26 22:44:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 901 states and 1797 transitions. [2018-09-26 22:44:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1797 transitions. [2018-09-26 22:44:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 902 states and 1799 transitions. [2018-09-26 22:44:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1799 transitions. [2018-09-26 22:44:38,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 903 states and 1801 transitions. [2018-09-26 22:44:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1801 transitions. [2018-09-26 22:44:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 904 states and 1803 transitions. [2018-09-26 22:44:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1803 transitions. [2018-09-26 22:44:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 905 states and 1805 transitions. [2018-09-26 22:44:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1805 transitions. [2018-09-26 22:44:38,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 906 states and 1807 transitions. [2018-09-26 22:44:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1807 transitions. [2018-09-26 22:44:38,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 907 states and 1809 transitions. [2018-09-26 22:44:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1809 transitions. [2018-09-26 22:44:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 908 states and 1811 transitions. [2018-09-26 22:44:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1811 transitions. [2018-09-26 22:44:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 909 states and 1813 transitions. [2018-09-26 22:44:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1813 transitions. [2018-09-26 22:44:38,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 910 states and 1815 transitions. [2018-09-26 22:44:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1815 transitions. [2018-09-26 22:44:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 911 states and 1817 transitions. [2018-09-26 22:44:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1817 transitions. [2018-09-26 22:44:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 912 states and 1819 transitions. [2018-09-26 22:44:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1819 transitions. [2018-09-26 22:44:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:38,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:38,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 913 states and 1821 transitions. [2018-09-26 22:44:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1821 transitions. [2018-09-26 22:44:39,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 914 states and 1823 transitions. [2018-09-26 22:44:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1823 transitions. [2018-09-26 22:44:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 915 states and 1825 transitions. [2018-09-26 22:44:39,137 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1825 transitions. [2018-09-26 22:44:39,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 916 states and 1827 transitions. [2018-09-26 22:44:39,195 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1827 transitions. [2018-09-26 22:44:39,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 917 states and 1829 transitions. [2018-09-26 22:44:39,251 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1829 transitions. [2018-09-26 22:44:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 918 states and 1831 transitions. [2018-09-26 22:44:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1831 transitions. [2018-09-26 22:44:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 919 states and 1833 transitions. [2018-09-26 22:44:39,368 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1833 transitions. [2018-09-26 22:44:39,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 920 states and 1835 transitions. [2018-09-26 22:44:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1835 transitions. [2018-09-26 22:44:39,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 921 states and 1837 transitions. [2018-09-26 22:44:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1837 transitions. [2018-09-26 22:44:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 922 states and 1839 transitions. [2018-09-26 22:44:39,543 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1839 transitions. [2018-09-26 22:44:39,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 923 states and 1841 transitions. [2018-09-26 22:44:39,632 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1841 transitions. [2018-09-26 22:44:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 924 states and 1843 transitions. [2018-09-26 22:44:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1843 transitions. [2018-09-26 22:44:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 925 states and 1845 transitions. [2018-09-26 22:44:39,801 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1845 transitions. [2018-09-26 22:44:39,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 926 states and 1847 transitions. [2018-09-26 22:44:39,865 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1847 transitions. [2018-09-26 22:44:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:39,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:39,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 927 states and 1849 transitions. [2018-09-26 22:44:39,934 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1849 transitions. [2018-09-26 22:44:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:39,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:39,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:39,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 928 states and 1851 transitions. [2018-09-26 22:44:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1851 transitions. [2018-09-26 22:44:40,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 929 states and 1853 transitions. [2018-09-26 22:44:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1853 transitions. [2018-09-26 22:44:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 930 states and 1855 transitions. [2018-09-26 22:44:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1855 transitions. [2018-09-26 22:44:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 931 states and 1857 transitions. [2018-09-26 22:44:40,182 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1857 transitions. [2018-09-26 22:44:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 932 states and 1859 transitions. [2018-09-26 22:44:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1859 transitions. [2018-09-26 22:44:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 933 states and 1861 transitions. [2018-09-26 22:44:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1861 transitions. [2018-09-26 22:44:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 934 states and 1863 transitions. [2018-09-26 22:44:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1863 transitions. [2018-09-26 22:44:40,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 935 states and 1865 transitions. [2018-09-26 22:44:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1865 transitions. [2018-09-26 22:44:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 936 states and 1867 transitions. [2018-09-26 22:44:40,527 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1867 transitions. [2018-09-26 22:44:40,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 937 states and 1869 transitions. [2018-09-26 22:44:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1869 transitions. [2018-09-26 22:44:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 938 states and 1871 transitions. [2018-09-26 22:44:40,679 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1871 transitions. [2018-09-26 22:44:40,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 939 states and 1873 transitions. [2018-09-26 22:44:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1873 transitions. [2018-09-26 22:44:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 940 states and 1875 transitions. [2018-09-26 22:44:40,809 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1875 transitions. [2018-09-26 22:44:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 941 states and 1877 transitions. [2018-09-26 22:44:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1877 transitions. [2018-09-26 22:44:40,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 942 states and 1879 transitions. [2018-09-26 22:44:40,918 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1879 transitions. [2018-09-26 22:44:40,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:40,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 943 states and 1881 transitions. [2018-09-26 22:44:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1881 transitions. [2018-09-26 22:44:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:40,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:40,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 944 states and 1883 transitions. [2018-09-26 22:44:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1883 transitions. [2018-09-26 22:44:41,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 945 states and 1885 transitions. [2018-09-26 22:44:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1885 transitions. [2018-09-26 22:44:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 946 states and 1887 transitions. [2018-09-26 22:44:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1887 transitions. [2018-09-26 22:44:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 947 states and 1889 transitions. [2018-09-26 22:44:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1889 transitions. [2018-09-26 22:44:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 948 states and 1891 transitions. [2018-09-26 22:44:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1891 transitions. [2018-09-26 22:44:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 949 states and 1893 transitions. [2018-09-26 22:44:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1893 transitions. [2018-09-26 22:44:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 950 states and 1895 transitions. [2018-09-26 22:44:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1895 transitions. [2018-09-26 22:44:41,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 951 states and 1897 transitions. [2018-09-26 22:44:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1897 transitions. [2018-09-26 22:44:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 952 states and 1899 transitions. [2018-09-26 22:44:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1899 transitions. [2018-09-26 22:44:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 953 states and 1901 transitions. [2018-09-26 22:44:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1901 transitions. [2018-09-26 22:44:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 954 states and 1903 transitions. [2018-09-26 22:44:41,611 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1903 transitions. [2018-09-26 22:44:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 955 states and 1905 transitions. [2018-09-26 22:44:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1905 transitions. [2018-09-26 22:44:41,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 956 states and 1907 transitions. [2018-09-26 22:44:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1907 transitions. [2018-09-26 22:44:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 957 states and 1909 transitions. [2018-09-26 22:44:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1909 transitions. [2018-09-26 22:44:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 958 states and 1911 transitions. [2018-09-26 22:44:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1911 transitions. [2018-09-26 22:44:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 959 states and 1913 transitions. [2018-09-26 22:44:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1913 transitions. [2018-09-26 22:44:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:41,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 960 states and 1915 transitions. [2018-09-26 22:44:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1915 transitions. [2018-09-26 22:44:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:41,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:41,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:41,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 961 states and 1917 transitions. [2018-09-26 22:44:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1917 transitions. [2018-09-26 22:44:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 962 states and 1919 transitions. [2018-09-26 22:44:42,081 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1919 transitions. [2018-09-26 22:44:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 963 states and 1921 transitions. [2018-09-26 22:44:42,140 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1921 transitions. [2018-09-26 22:44:42,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 964 states and 1923 transitions. [2018-09-26 22:44:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1923 transitions. [2018-09-26 22:44:42,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 965 states and 1925 transitions. [2018-09-26 22:44:42,261 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1925 transitions. [2018-09-26 22:44:42,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 966 states and 1927 transitions. [2018-09-26 22:44:42,320 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1927 transitions. [2018-09-26 22:44:42,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 967 states and 1929 transitions. [2018-09-26 22:44:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1929 transitions. [2018-09-26 22:44:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 968 states and 1931 transitions. [2018-09-26 22:44:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1931 transitions. [2018-09-26 22:44:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 969 states and 1933 transitions. [2018-09-26 22:44:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1933 transitions. [2018-09-26 22:44:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 970 states and 1935 transitions. [2018-09-26 22:44:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1935 transitions. [2018-09-26 22:44:42,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 971 states and 1937 transitions. [2018-09-26 22:44:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1937 transitions. [2018-09-26 22:44:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 972 states and 1939 transitions. [2018-09-26 22:44:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1939 transitions. [2018-09-26 22:44:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 973 states and 1941 transitions. [2018-09-26 22:44:42,741 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1941 transitions. [2018-09-26 22:44:42,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 974 states and 1943 transitions. [2018-09-26 22:44:42,801 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1943 transitions. [2018-09-26 22:44:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 975 states and 1945 transitions. [2018-09-26 22:44:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1945 transitions. [2018-09-26 22:44:42,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 976 states and 1947 transitions. [2018-09-26 22:44:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1947 transitions. [2018-09-26 22:44:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 977 states and 1949 transitions. [2018-09-26 22:44:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1949 transitions. [2018-09-26 22:44:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:42,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:42,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 978 states and 1951 transitions. [2018-09-26 22:44:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1951 transitions. [2018-09-26 22:44:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 979 states and 1953 transitions. [2018-09-26 22:44:43,100 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1953 transitions. [2018-09-26 22:44:43,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 980 states and 1955 transitions. [2018-09-26 22:44:43,160 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1955 transitions. [2018-09-26 22:44:43,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 981 states and 1957 transitions. [2018-09-26 22:44:43,217 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1957 transitions. [2018-09-26 22:44:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 982 states and 1959 transitions. [2018-09-26 22:44:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1959 transitions. [2018-09-26 22:44:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 983 states and 1961 transitions. [2018-09-26 22:44:43,342 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1961 transitions. [2018-09-26 22:44:43,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 984 states and 1963 transitions. [2018-09-26 22:44:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1963 transitions. [2018-09-26 22:44:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 985 states and 1965 transitions. [2018-09-26 22:44:43,456 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1965 transitions. [2018-09-26 22:44:43,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 986 states and 1967 transitions. [2018-09-26 22:44:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1967 transitions. [2018-09-26 22:44:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 987 states and 1969 transitions. [2018-09-26 22:44:43,570 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1969 transitions. [2018-09-26 22:44:43,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 988 states and 1971 transitions. [2018-09-26 22:44:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1971 transitions. [2018-09-26 22:44:43,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 989 states and 1973 transitions. [2018-09-26 22:44:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1973 transitions. [2018-09-26 22:44:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 990 states and 1975 transitions. [2018-09-26 22:44:43,748 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1975 transitions. [2018-09-26 22:44:43,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 991 states and 1977 transitions. [2018-09-26 22:44:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1977 transitions. [2018-09-26 22:44:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 992 states and 1979 transitions. [2018-09-26 22:44:43,864 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1979 transitions. [2018-09-26 22:44:43,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 993 states and 1981 transitions. [2018-09-26 22:44:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1981 transitions. [2018-09-26 22:44:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:43,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 994 states and 1983 transitions. [2018-09-26 22:44:43,984 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1983 transitions. [2018-09-26 22:44:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:43,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:43,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:43,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 995 states and 1985 transitions. [2018-09-26 22:44:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1985 transitions. [2018-09-26 22:44:44,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 996 states and 1987 transitions. [2018-09-26 22:44:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1987 transitions. [2018-09-26 22:44:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 997 states and 1989 transitions. [2018-09-26 22:44:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1989 transitions. [2018-09-26 22:44:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 998 states and 1991 transitions. [2018-09-26 22:44:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1991 transitions. [2018-09-26 22:44:44,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 999 states and 1993 transitions. [2018-09-26 22:44:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1993 transitions. [2018-09-26 22:44:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1000 states and 1995 transitions. [2018-09-26 22:44:44,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1995 transitions. [2018-09-26 22:44:44,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1001 states and 1997 transitions. [2018-09-26 22:44:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1997 transitions. [2018-09-26 22:44:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1002 states and 1999 transitions. [2018-09-26 22:44:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1999 transitions. [2018-09-26 22:44:44,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1003 states and 2001 transitions. [2018-09-26 22:44:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2001 transitions. [2018-09-26 22:44:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1004 states and 2003 transitions. [2018-09-26 22:44:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2003 transitions. [2018-09-26 22:44:44,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1005 states and 2005 transitions. [2018-09-26 22:44:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2005 transitions. [2018-09-26 22:44:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1006 states and 2007 transitions. [2018-09-26 22:44:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2007 transitions. [2018-09-26 22:44:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1007 states and 2009 transitions. [2018-09-26 22:44:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2009 transitions. [2018-09-26 22:44:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1008 states and 2011 transitions. [2018-09-26 22:44:44,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2011 transitions. [2018-09-26 22:44:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1009 states and 2013 transitions. [2018-09-26 22:44:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2013 transitions. [2018-09-26 22:44:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1010 states and 2015 transitions. [2018-09-26 22:44:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2015 transitions. [2018-09-26 22:44:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:44,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:44,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:44,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1011 states and 2017 transitions. [2018-09-26 22:44:44,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2017 transitions. [2018-09-26 22:44:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:44,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1012 states and 2019 transitions. [2018-09-26 22:44:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2019 transitions. [2018-09-26 22:44:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1013 states and 2021 transitions. [2018-09-26 22:44:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2021 transitions. [2018-09-26 22:44:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1014 states and 2023 transitions. [2018-09-26 22:44:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2023 transitions. [2018-09-26 22:44:45,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1015 states and 2025 transitions. [2018-09-26 22:44:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2025 transitions. [2018-09-26 22:44:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1016 states and 2027 transitions. [2018-09-26 22:44:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2027 transitions. [2018-09-26 22:44:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1017 states and 2029 transitions. [2018-09-26 22:44:45,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2029 transitions. [2018-09-26 22:44:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1018 states and 2031 transitions. [2018-09-26 22:44:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2031 transitions. [2018-09-26 22:44:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1019 states and 2033 transitions. [2018-09-26 22:44:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2033 transitions. [2018-09-26 22:44:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1020 states and 2035 transitions. [2018-09-26 22:44:45,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2035 transitions. [2018-09-26 22:44:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1021 states and 2037 transitions. [2018-09-26 22:44:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2037 transitions. [2018-09-26 22:44:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1022 states and 2039 transitions. [2018-09-26 22:44:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2039 transitions. [2018-09-26 22:44:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1023 states and 2041 transitions. [2018-09-26 22:44:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2041 transitions. [2018-09-26 22:44:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1024 states and 2043 transitions. [2018-09-26 22:44:45,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2043 transitions. [2018-09-26 22:44:45,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1025 states and 2045 transitions. [2018-09-26 22:44:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2045 transitions. [2018-09-26 22:44:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:45,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:45,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1026 states and 2047 transitions. [2018-09-26 22:44:45,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2047 transitions. [2018-09-26 22:44:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:45,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:45,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:45,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1027 states and 2049 transitions. [2018-09-26 22:44:46,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2049 transitions. [2018-09-26 22:44:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1028 states and 2051 transitions. [2018-09-26 22:44:46,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2051 transitions. [2018-09-26 22:44:46,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1029 states and 2053 transitions. [2018-09-26 22:44:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2053 transitions. [2018-09-26 22:44:46,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1030 states and 2055 transitions. [2018-09-26 22:44:46,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2055 transitions. [2018-09-26 22:44:46,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1031 states and 2057 transitions. [2018-09-26 22:44:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2057 transitions. [2018-09-26 22:44:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1032 states and 2059 transitions. [2018-09-26 22:44:46,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2059 transitions. [2018-09-26 22:44:46,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1033 states and 2061 transitions. [2018-09-26 22:44:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2061 transitions. [2018-09-26 22:44:46,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1034 states and 2063 transitions. [2018-09-26 22:44:46,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2063 transitions. [2018-09-26 22:44:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1035 states and 2065 transitions. [2018-09-26 22:44:46,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2065 transitions. [2018-09-26 22:44:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 1036 states and 2067 transitions. [2018-09-26 22:44:46,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2067 transitions. [2018-09-26 22:44:46,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1037 states and 2069 transitions. [2018-09-26 22:44:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2069 transitions. [2018-09-26 22:44:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1038 states and 2071 transitions. [2018-09-26 22:44:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2071 transitions. [2018-09-26 22:44:46,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1039 states and 2073 transitions. [2018-09-26 22:44:46,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2073 transitions. [2018-09-26 22:44:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 1040 states and 2075 transitions. [2018-09-26 22:44:46,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2075 transitions. [2018-09-26 22:44:46,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1041 states and 2077 transitions. [2018-09-26 22:44:46,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2077 transitions. [2018-09-26 22:44:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1042 states and 2079 transitions. [2018-09-26 22:44:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2079 transitions. [2018-09-26 22:44:46,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:46,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:46,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:46,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1043 states and 2081 transitions. [2018-09-26 22:44:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2081 transitions. [2018-09-26 22:44:47,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1044 states and 2083 transitions. [2018-09-26 22:44:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2083 transitions. [2018-09-26 22:44:47,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1045 states and 2085 transitions. [2018-09-26 22:44:47,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2085 transitions. [2018-09-26 22:44:47,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1046 states and 2087 transitions. [2018-09-26 22:44:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2087 transitions. [2018-09-26 22:44:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1047 states and 2089 transitions. [2018-09-26 22:44:47,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2089 transitions. [2018-09-26 22:44:47,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1048 states and 2091 transitions. [2018-09-26 22:44:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2091 transitions. [2018-09-26 22:44:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1049 states and 2093 transitions. [2018-09-26 22:44:47,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2093 transitions. [2018-09-26 22:44:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1050 states and 2095 transitions. [2018-09-26 22:44:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2095 transitions. [2018-09-26 22:44:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1051 states and 2097 transitions. [2018-09-26 22:44:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2097 transitions. [2018-09-26 22:44:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1052 states and 2099 transitions. [2018-09-26 22:44:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2099 transitions. [2018-09-26 22:44:47,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1053 states and 2101 transitions. [2018-09-26 22:44:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2101 transitions. [2018-09-26 22:44:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1054 states and 2103 transitions. [2018-09-26 22:44:47,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2103 transitions. [2018-09-26 22:44:47,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1055 states and 2105 transitions. [2018-09-26 22:44:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2105 transitions. [2018-09-26 22:44:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1056 states and 2107 transitions. [2018-09-26 22:44:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2107 transitions. [2018-09-26 22:44:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1057 states and 2109 transitions. [2018-09-26 22:44:47,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2109 transitions. [2018-09-26 22:44:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:47,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:47,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1058 states and 2111 transitions. [2018-09-26 22:44:48,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2111 transitions. [2018-09-26 22:44:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1059 states and 2113 transitions. [2018-09-26 22:44:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2113 transitions. [2018-09-26 22:44:48,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1060 states and 2115 transitions. [2018-09-26 22:44:48,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2115 transitions. [2018-09-26 22:44:48,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1061 states and 2117 transitions. [2018-09-26 22:44:48,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2117 transitions. [2018-09-26 22:44:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1062 states and 2119 transitions. [2018-09-26 22:44:48,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2119 transitions. [2018-09-26 22:44:48,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1063 states and 2121 transitions. [2018-09-26 22:44:48,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2121 transitions. [2018-09-26 22:44:48,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1064 states and 2123 transitions. [2018-09-26 22:44:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2123 transitions. [2018-09-26 22:44:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1065 states and 2125 transitions. [2018-09-26 22:44:48,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2125 transitions. [2018-09-26 22:44:48,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1066 states and 2127 transitions. [2018-09-26 22:44:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2127 transitions. [2018-09-26 22:44:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1067 states and 2129 transitions. [2018-09-26 22:44:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2129 transitions. [2018-09-26 22:44:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:48,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1068 states and 2131 transitions. [2018-09-26 22:44:48,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2131 transitions. [2018-09-26 22:44:48,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:48,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:48,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1069 states and 2133 transitions. [2018-09-26 22:44:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2133 transitions. [2018-09-26 22:44:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1070 states and 2135 transitions. [2018-09-26 22:44:49,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2135 transitions. [2018-09-26 22:44:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1071 states and 2137 transitions. [2018-09-26 22:44:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2137 transitions. [2018-09-26 22:44:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1072 states and 2139 transitions. [2018-09-26 22:44:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2139 transitions. [2018-09-26 22:44:49,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1073 states and 2141 transitions. [2018-09-26 22:44:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2141 transitions. [2018-09-26 22:44:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1074 states and 2143 transitions. [2018-09-26 22:44:49,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2143 transitions. [2018-09-26 22:44:49,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1075 states and 2145 transitions. [2018-09-26 22:44:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2145 transitions. [2018-09-26 22:44:49,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1076 states and 2147 transitions. [2018-09-26 22:44:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2147 transitions. [2018-09-26 22:44:49,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1077 states and 2149 transitions. [2018-09-26 22:44:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2149 transitions. [2018-09-26 22:44:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1078 states and 2151 transitions. [2018-09-26 22:44:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2151 transitions. [2018-09-26 22:44:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1079 states and 2153 transitions. [2018-09-26 22:44:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2153 transitions. [2018-09-26 22:44:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1080 states and 2155 transitions. [2018-09-26 22:44:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2155 transitions. [2018-09-26 22:44:49,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:49,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1081 states and 2157 transitions. [2018-09-26 22:44:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2157 transitions. [2018-09-26 22:44:49,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:49,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:49,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1082 states and 2159 transitions. [2018-09-26 22:44:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2159 transitions. [2018-09-26 22:44:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1083 states and 2161 transitions. [2018-09-26 22:44:50,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2161 transitions. [2018-09-26 22:44:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1084 states and 2163 transitions. [2018-09-26 22:44:50,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2163 transitions. [2018-09-26 22:44:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1085 states and 2165 transitions. [2018-09-26 22:44:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2165 transitions. [2018-09-26 22:44:50,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1086 states and 2167 transitions. [2018-09-26 22:44:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2167 transitions. [2018-09-26 22:44:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1087 states and 2169 transitions. [2018-09-26 22:44:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2169 transitions. [2018-09-26 22:44:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1088 states and 2171 transitions. [2018-09-26 22:44:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2171 transitions. [2018-09-26 22:44:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1089 states and 2173 transitions. [2018-09-26 22:44:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2173 transitions. [2018-09-26 22:44:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1090 states and 2175 transitions. [2018-09-26 22:44:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2175 transitions. [2018-09-26 22:44:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1091 states and 2177 transitions. [2018-09-26 22:44:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2177 transitions. [2018-09-26 22:44:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1092 states and 2179 transitions. [2018-09-26 22:44:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 2179 transitions. [2018-09-26 22:44:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:50,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1093 states and 2181 transitions. [2018-09-26 22:44:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2181 transitions. [2018-09-26 22:44:50,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:50,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1094 states and 2183 transitions. [2018-09-26 22:44:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2183 transitions. [2018-09-26 22:44:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1095 states and 2185 transitions. [2018-09-26 22:44:51,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2185 transitions. [2018-09-26 22:44:51,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1096 states and 2187 transitions. [2018-09-26 22:44:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2187 transitions. [2018-09-26 22:44:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1097 states and 2189 transitions. [2018-09-26 22:44:51,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2189 transitions. [2018-09-26 22:44:51,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1098 states and 2191 transitions. [2018-09-26 22:44:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2191 transitions. [2018-09-26 22:44:51,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1099 states and 2193 transitions. [2018-09-26 22:44:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2193 transitions. [2018-09-26 22:44:51,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1100 states and 2195 transitions. [2018-09-26 22:44:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2195 transitions. [2018-09-26 22:44:51,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1101 states and 2197 transitions. [2018-09-26 22:44:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2197 transitions. [2018-09-26 22:44:51,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1102 states and 2199 transitions. [2018-09-26 22:44:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2199 transitions. [2018-09-26 22:44:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1103 states and 2201 transitions. [2018-09-26 22:44:51,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2201 transitions. [2018-09-26 22:44:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1104 states and 2203 transitions. [2018-09-26 22:44:51,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2203 transitions. [2018-09-26 22:44:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1105 states and 2205 transitions. [2018-09-26 22:44:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2205 transitions. [2018-09-26 22:44:51,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1106 states and 2207 transitions. [2018-09-26 22:44:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2207 transitions. [2018-09-26 22:44:51,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1107 states and 2209 transitions. [2018-09-26 22:44:51,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2209 transitions. [2018-09-26 22:44:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1108 states and 2211 transitions. [2018-09-26 22:44:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2211 transitions. [2018-09-26 22:44:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:51,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:51,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:51,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1109 states and 2213 transitions. [2018-09-26 22:44:51,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2213 transitions. [2018-09-26 22:44:51,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:51,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:51,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1110 states and 2215 transitions. [2018-09-26 22:44:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2215 transitions. [2018-09-26 22:44:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1111 states and 2217 transitions. [2018-09-26 22:44:52,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2217 transitions. [2018-09-26 22:44:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1112 states and 2219 transitions. [2018-09-26 22:44:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2219 transitions. [2018-09-26 22:44:52,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1113 states and 2221 transitions. [2018-09-26 22:44:52,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2221 transitions. [2018-09-26 22:44:52,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1114 states and 2223 transitions. [2018-09-26 22:44:52,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2223 transitions. [2018-09-26 22:44:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1115 states and 2225 transitions. [2018-09-26 22:44:52,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2225 transitions. [2018-09-26 22:44:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1116 states and 2227 transitions. [2018-09-26 22:44:52,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2227 transitions. [2018-09-26 22:44:52,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1117 states and 2229 transitions. [2018-09-26 22:44:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2229 transitions. [2018-09-26 22:44:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 1118 states and 2231 transitions. [2018-09-26 22:44:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2231 transitions. [2018-09-26 22:44:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1119 states and 2233 transitions. [2018-09-26 22:44:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2233 transitions. [2018-09-26 22:44:52,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1120 states and 2235 transitions. [2018-09-26 22:44:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2235 transitions. [2018-09-26 22:44:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1121 states and 2237 transitions. [2018-09-26 22:44:52,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2237 transitions. [2018-09-26 22:44:52,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1122 states and 2239 transitions. [2018-09-26 22:44:52,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2239 transitions. [2018-09-26 22:44:52,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1123 states and 2241 transitions. [2018-09-26 22:44:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2241 transitions. [2018-09-26 22:44:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1124 states and 2243 transitions. [2018-09-26 22:44:52,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2243 transitions. [2018-09-26 22:44:52,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1125 states and 2245 transitions. [2018-09-26 22:44:52,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2245 transitions. [2018-09-26 22:44:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:52,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:52,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1126 states and 2247 transitions. [2018-09-26 22:44:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2247 transitions. [2018-09-26 22:44:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1127 states and 2249 transitions. [2018-09-26 22:44:53,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2249 transitions. [2018-09-26 22:44:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1128 states and 2251 transitions. [2018-09-26 22:44:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2251 transitions. [2018-09-26 22:44:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1129 states and 2253 transitions. [2018-09-26 22:44:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2253 transitions. [2018-09-26 22:44:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1130 states and 2255 transitions. [2018-09-26 22:44:53,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2255 transitions. [2018-09-26 22:44:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1131 states and 2257 transitions. [2018-09-26 22:44:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2257 transitions. [2018-09-26 22:44:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1132 states and 2259 transitions. [2018-09-26 22:44:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2259 transitions. [2018-09-26 22:44:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1133 states and 2261 transitions. [2018-09-26 22:44:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2261 transitions. [2018-09-26 22:44:53,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1134 states and 2263 transitions. [2018-09-26 22:44:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2263 transitions. [2018-09-26 22:44:53,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1135 states and 2265 transitions. [2018-09-26 22:44:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2265 transitions. [2018-09-26 22:44:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1136 states and 2267 transitions. [2018-09-26 22:44:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2267 transitions. [2018-09-26 22:44:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1137 states and 2269 transitions. [2018-09-26 22:44:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2269 transitions. [2018-09-26 22:44:53,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1138 states and 2271 transitions. [2018-09-26 22:44:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2271 transitions. [2018-09-26 22:44:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1139 states and 2273 transitions. [2018-09-26 22:44:53,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2273 transitions. [2018-09-26 22:44:53,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:53,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:53,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1140 states and 2275 transitions. [2018-09-26 22:44:54,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2275 transitions. [2018-09-26 22:44:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1141 states and 2277 transitions. [2018-09-26 22:44:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2277 transitions. [2018-09-26 22:44:54,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1142 states and 2279 transitions. [2018-09-26 22:44:54,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2279 transitions. [2018-09-26 22:44:54,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1143 states and 2281 transitions. [2018-09-26 22:44:54,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2281 transitions. [2018-09-26 22:44:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1144 states and 2283 transitions. [2018-09-26 22:44:54,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2283 transitions. [2018-09-26 22:44:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1145 states and 2285 transitions. [2018-09-26 22:44:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2285 transitions. [2018-09-26 22:44:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1146 states and 2287 transitions. [2018-09-26 22:44:54,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2287 transitions. [2018-09-26 22:44:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1147 states and 2289 transitions. [2018-09-26 22:44:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2289 transitions. [2018-09-26 22:44:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1148 states and 2291 transitions. [2018-09-26 22:44:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2291 transitions. [2018-09-26 22:44:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1149 states and 2293 transitions. [2018-09-26 22:44:54,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2293 transitions. [2018-09-26 22:44:54,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 1150 states and 2295 transitions. [2018-09-26 22:44:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2295 transitions. [2018-09-26 22:44:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1151 states and 2297 transitions. [2018-09-26 22:44:54,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2297 transitions. [2018-09-26 22:44:54,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1152 states and 2299 transitions. [2018-09-26 22:44:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2299 transitions. [2018-09-26 22:44:54,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1153 states and 2301 transitions. [2018-09-26 22:44:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2301 transitions. [2018-09-26 22:44:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1154 states and 2303 transitions. [2018-09-26 22:44:54,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2303 transitions. [2018-09-26 22:44:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1155 states and 2305 transitions. [2018-09-26 22:44:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2305 transitions. [2018-09-26 22:44:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:54,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:54,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:54,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1156 states and 2307 transitions. [2018-09-26 22:44:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2307 transitions. [2018-09-26 22:44:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1157 states and 2309 transitions. [2018-09-26 22:44:55,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2309 transitions. [2018-09-26 22:44:55,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1158 states and 2311 transitions. [2018-09-26 22:44:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2311 transitions. [2018-09-26 22:44:55,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1159 states and 2313 transitions. [2018-09-26 22:44:55,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2313 transitions. [2018-09-26 22:44:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1160 states and 2315 transitions. [2018-09-26 22:44:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2315 transitions. [2018-09-26 22:44:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1161 states and 2317 transitions. [2018-09-26 22:44:55,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2317 transitions. [2018-09-26 22:44:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1162 states and 2319 transitions. [2018-09-26 22:44:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2319 transitions. [2018-09-26 22:44:55,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1163 states and 2321 transitions. [2018-09-26 22:44:55,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2321 transitions. [2018-09-26 22:44:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1164 states and 2323 transitions. [2018-09-26 22:44:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2323 transitions. [2018-09-26 22:44:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1165 states and 2325 transitions. [2018-09-26 22:44:55,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2325 transitions. [2018-09-26 22:44:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1166 states and 2327 transitions. [2018-09-26 22:44:55,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2327 transitions. [2018-09-26 22:44:55,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1167 states and 2329 transitions. [2018-09-26 22:44:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2329 transitions. [2018-09-26 22:44:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1168 states and 2331 transitions. [2018-09-26 22:44:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2331 transitions. [2018-09-26 22:44:55,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1169 states and 2333 transitions. [2018-09-26 22:44:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2333 transitions. [2018-09-26 22:44:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:55,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1170 states and 2335 transitions. [2018-09-26 22:44:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2335 transitions. [2018-09-26 22:44:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:55,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:55,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1171 states and 2337 transitions. [2018-09-26 22:44:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2337 transitions. [2018-09-26 22:44:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1172 states and 2339 transitions. [2018-09-26 22:44:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2339 transitions. [2018-09-26 22:44:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1173 states and 2341 transitions. [2018-09-26 22:44:56,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2341 transitions. [2018-09-26 22:44:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1174 states and 2343 transitions. [2018-09-26 22:44:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2343 transitions. [2018-09-26 22:44:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1175 states and 2345 transitions. [2018-09-26 22:44:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2345 transitions. [2018-09-26 22:44:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1176 states and 2347 transitions. [2018-09-26 22:44:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2347 transitions. [2018-09-26 22:44:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1177 states and 2349 transitions. [2018-09-26 22:44:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2349 transitions. [2018-09-26 22:44:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1178 states and 2351 transitions. [2018-09-26 22:44:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2351 transitions. [2018-09-26 22:44:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1179 states and 2353 transitions. [2018-09-26 22:44:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2353 transitions. [2018-09-26 22:44:56,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1180 states and 2355 transitions. [2018-09-26 22:44:56,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2355 transitions. [2018-09-26 22:44:56,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1181 states and 2357 transitions. [2018-09-26 22:44:56,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2357 transitions. [2018-09-26 22:44:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1182 states and 2359 transitions. [2018-09-26 22:44:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2359 transitions. [2018-09-26 22:44:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1183 states and 2361 transitions. [2018-09-26 22:44:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2361 transitions. [2018-09-26 22:44:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1184 states and 2363 transitions. [2018-09-26 22:44:56,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2363 transitions. [2018-09-26 22:44:56,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:56,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:56,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1185 states and 2365 transitions. [2018-09-26 22:44:56,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2365 transitions. [2018-09-26 22:44:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:56,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:56,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 1186 states and 2367 transitions. [2018-09-26 22:44:57,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2367 transitions. [2018-09-26 22:44:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1187 states and 2369 transitions. [2018-09-26 22:44:57,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2369 transitions. [2018-09-26 22:44:57,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1188 states and 2371 transitions. [2018-09-26 22:44:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2371 transitions. [2018-09-26 22:44:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 1189 states and 2373 transitions. [2018-09-26 22:44:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2373 transitions. [2018-09-26 22:44:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1190 states and 2375 transitions. [2018-09-26 22:44:57,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2375 transitions. [2018-09-26 22:44:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1191 states and 2377 transitions. [2018-09-26 22:44:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2377 transitions. [2018-09-26 22:44:57,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 1192 states and 2379 transitions. [2018-09-26 22:44:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2379 transitions. [2018-09-26 22:44:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1193 states and 2381 transitions. [2018-09-26 22:44:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2381 transitions. [2018-09-26 22:44:57,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1194 states and 2383 transitions. [2018-09-26 22:44:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2383 transitions. [2018-09-26 22:44:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 1195 states and 2385 transitions. [2018-09-26 22:44:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2385 transitions. [2018-09-26 22:44:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1196 states and 2387 transitions. [2018-09-26 22:44:57,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2387 transitions. [2018-09-26 22:44:57,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1197 states and 2389 transitions. [2018-09-26 22:44:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2389 transitions. [2018-09-26 22:44:57,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1198 states and 2391 transitions. [2018-09-26 22:44:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2391 transitions. [2018-09-26 22:44:57,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1199 states and 2393 transitions. [2018-09-26 22:44:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2393 transitions. [2018-09-26 22:44:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:57,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1200 states and 2395 transitions. [2018-09-26 22:44:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2395 transitions. [2018-09-26 22:44:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:57,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:57,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1201 states and 2397 transitions. [2018-09-26 22:44:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2397 transitions. [2018-09-26 22:44:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 1202 states and 2399 transitions. [2018-09-26 22:44:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2399 transitions. [2018-09-26 22:44:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1203 states and 2401 transitions. [2018-09-26 22:44:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2401 transitions. [2018-09-26 22:44:58,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 1204 states and 2403 transitions. [2018-09-26 22:44:58,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2403 transitions. [2018-09-26 22:44:58,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1205 states and 2405 transitions. [2018-09-26 22:44:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2405 transitions. [2018-09-26 22:44:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1206 states and 2407 transitions. [2018-09-26 22:44:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2407 transitions. [2018-09-26 22:44:58,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1207 states and 2409 transitions. [2018-09-26 22:44:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2409 transitions. [2018-09-26 22:44:58,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 1208 states and 2411 transitions. [2018-09-26 22:44:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2411 transitions. [2018-09-26 22:44:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1209 states and 2413 transitions. [2018-09-26 22:44:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2413 transitions. [2018-09-26 22:44:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 1210 states and 2415 transitions. [2018-09-26 22:44:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2415 transitions. [2018-09-26 22:44:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1211 states and 2417 transitions. [2018-09-26 22:44:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2417 transitions. [2018-09-26 22:44:58,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1212 states and 2419 transitions. [2018-09-26 22:44:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2419 transitions. [2018-09-26 22:44:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1213 states and 2421 transitions. [2018-09-26 22:44:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2421 transitions. [2018-09-26 22:44:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 1214 states and 2423 transitions. [2018-09-26 22:44:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2423 transitions. [2018-09-26 22:44:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 1215 states and 2425 transitions. [2018-09-26 22:44:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2425 transitions. [2018-09-26 22:44:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 1216 states and 2427 transitions. [2018-09-26 22:44:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2427 transitions. [2018-09-26 22:44:58,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:58,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:58,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1217 states and 2429 transitions. [2018-09-26 22:44:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2429 transitions. [2018-09-26 22:44:59,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1218 states and 2431 transitions. [2018-09-26 22:44:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2431 transitions. [2018-09-26 22:44:59,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1219 states and 2433 transitions. [2018-09-26 22:44:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2433 transitions. [2018-09-26 22:44:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1220 states and 2435 transitions. [2018-09-26 22:44:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2435 transitions. [2018-09-26 22:44:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 1221 states and 2437 transitions. [2018-09-26 22:44:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2437 transitions. [2018-09-26 22:44:59,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1222 states and 2439 transitions. [2018-09-26 22:44:59,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2439 transitions. [2018-09-26 22:44:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1223 states and 2441 transitions. [2018-09-26 22:44:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2441 transitions. [2018-09-26 22:44:59,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 1224 states and 2443 transitions. [2018-09-26 22:44:59,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2443 transitions. [2018-09-26 22:44:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1225 states and 2445 transitions. [2018-09-26 22:44:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2445 transitions. [2018-09-26 22:44:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 1226 states and 2447 transitions. [2018-09-26 22:44:59,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2447 transitions. [2018-09-26 22:44:59,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1227 states and 2449 transitions. [2018-09-26 22:44:59,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2449 transitions. [2018-09-26 22:44:59,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 1228 states and 2451 transitions. [2018-09-26 22:44:59,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2451 transitions. [2018-09-26 22:44:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1229 states and 2453 transitions. [2018-09-26 22:44:59,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2453 transitions. [2018-09-26 22:44:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1230 states and 2455 transitions. [2018-09-26 22:44:59,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2455 transitions. [2018-09-26 22:44:59,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:44:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:44:59,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1231 states and 2457 transitions. [2018-09-26 22:44:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2457 transitions. [2018-09-26 22:44:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:44:59,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:44:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:44:59,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:44:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1232 states and 2459 transitions. [2018-09-26 22:45:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2459 transitions. [2018-09-26 22:45:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1233 states and 2461 transitions. [2018-09-26 22:45:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2461 transitions. [2018-09-26 22:45:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1234 states and 2463 transitions. [2018-09-26 22:45:00,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2463 transitions. [2018-09-26 22:45:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 1235 states and 2465 transitions. [2018-09-26 22:45:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2465 transitions. [2018-09-26 22:45:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 1236 states and 2467 transitions. [2018-09-26 22:45:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2467 transitions. [2018-09-26 22:45:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 1237 states and 2469 transitions. [2018-09-26 22:45:00,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2469 transitions. [2018-09-26 22:45:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1238 states and 2471 transitions. [2018-09-26 22:45:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2471 transitions. [2018-09-26 22:45:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 1239 states and 2473 transitions. [2018-09-26 22:45:00,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2473 transitions. [2018-09-26 22:45:00,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1240 states and 2475 transitions. [2018-09-26 22:45:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2475 transitions. [2018-09-26 22:45:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 1241 states and 2477 transitions. [2018-09-26 22:45:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2477 transitions. [2018-09-26 22:45:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 1242 states and 2479 transitions. [2018-09-26 22:45:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2479 transitions. [2018-09-26 22:45:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1243 states and 2481 transitions. [2018-09-26 22:45:00,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2481 transitions. [2018-09-26 22:45:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 1244 states and 2483 transitions. [2018-09-26 22:45:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2483 transitions. [2018-09-26 22:45:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 1245 states and 2485 transitions. [2018-09-26 22:45:00,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2485 transitions. [2018-09-26 22:45:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:00,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:00,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1246 states and 2487 transitions. [2018-09-26 22:45:00,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2487 transitions. [2018-09-26 22:45:00,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:00,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:00,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 1247 states and 2489 transitions. [2018-09-26 22:45:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2489 transitions. [2018-09-26 22:45:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 1248 states and 2491 transitions. [2018-09-26 22:45:01,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2491 transitions. [2018-09-26 22:45:01,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1249 states and 2493 transitions. [2018-09-26 22:45:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2493 transitions. [2018-09-26 22:45:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1250 states and 2495 transitions. [2018-09-26 22:45:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2495 transitions. [2018-09-26 22:45:01,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 1251 states and 2497 transitions. [2018-09-26 22:45:01,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2497 transitions. [2018-09-26 22:45:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 1252 states and 2499 transitions. [2018-09-26 22:45:01,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2499 transitions. [2018-09-26 22:45:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 1253 states and 2501 transitions. [2018-09-26 22:45:01,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2501 transitions. [2018-09-26 22:45:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1254 states and 2503 transitions. [2018-09-26 22:45:01,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2503 transitions. [2018-09-26 22:45:01,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 1255 states and 2505 transitions. [2018-09-26 22:45:01,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2505 transitions. [2018-09-26 22:45:01,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 1256 states and 2507 transitions. [2018-09-26 22:45:01,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2507 transitions. [2018-09-26 22:45:01,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1257 states and 2509 transitions. [2018-09-26 22:45:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2509 transitions. [2018-09-26 22:45:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 1258 states and 2511 transitions. [2018-09-26 22:45:01,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2511 transitions. [2018-09-26 22:45:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 1259 states and 2513 transitions. [2018-09-26 22:45:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2513 transitions. [2018-09-26 22:45:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 1260 states and 2515 transitions. [2018-09-26 22:45:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2515 transitions. [2018-09-26 22:45:01,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:01,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:01,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1261 states and 2517 transitions. [2018-09-26 22:45:01,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2517 transitions. [2018-09-26 22:45:01,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:01,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:01,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 1262 states and 2519 transitions. [2018-09-26 22:45:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2519 transitions. [2018-09-26 22:45:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1263 states and 2521 transitions. [2018-09-26 22:45:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2521 transitions. [2018-09-26 22:45:02,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1264 states and 2523 transitions. [2018-09-26 22:45:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2523 transitions. [2018-09-26 22:45:02,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 1265 states and 2525 transitions. [2018-09-26 22:45:02,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2525 transitions. [2018-09-26 22:45:02,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 1266 states and 2527 transitions. [2018-09-26 22:45:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2527 transitions. [2018-09-26 22:45:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 1267 states and 2529 transitions. [2018-09-26 22:45:02,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2529 transitions. [2018-09-26 22:45:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 1268 states and 2531 transitions. [2018-09-26 22:45:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2531 transitions. [2018-09-26 22:45:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1269 states and 2533 transitions. [2018-09-26 22:45:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2533 transitions. [2018-09-26 22:45:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 1270 states and 2535 transitions. [2018-09-26 22:45:02,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2535 transitions. [2018-09-26 22:45:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1271 states and 2537 transitions. [2018-09-26 22:45:02,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2537 transitions. [2018-09-26 22:45:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1272 states and 2539 transitions. [2018-09-26 22:45:02,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2539 transitions. [2018-09-26 22:45:02,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1273 states and 2541 transitions. [2018-09-26 22:45:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2541 transitions. [2018-09-26 22:45:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 1274 states and 2543 transitions. [2018-09-26 22:45:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2543 transitions. [2018-09-26 22:45:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1275 states and 2545 transitions. [2018-09-26 22:45:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2545 transitions. [2018-09-26 22:45:02,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:02,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:02,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 1276 states and 2547 transitions. [2018-09-26 22:45:02,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2547 transitions. [2018-09-26 22:45:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:02,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:02,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1277 states and 2549 transitions. [2018-09-26 22:45:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2549 transitions. [2018-09-26 22:45:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 1278 states and 2551 transitions. [2018-09-26 22:45:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2551 transitions. [2018-09-26 22:45:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 1279 states and 2553 transitions. [2018-09-26 22:45:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2553 transitions. [2018-09-26 22:45:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 1280 states and 2555 transitions. [2018-09-26 22:45:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2555 transitions. [2018-09-26 22:45:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 1281 states and 2557 transitions. [2018-09-26 22:45:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2557 transitions. [2018-09-26 22:45:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1282 states and 2559 transitions. [2018-09-26 22:45:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2559 transitions. [2018-09-26 22:45:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1283 states and 2561 transitions. [2018-09-26 22:45:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2561 transitions. [2018-09-26 22:45:03,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 1284 states and 2563 transitions. [2018-09-26 22:45:03,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2563 transitions. [2018-09-26 22:45:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 1285 states and 2565 transitions. [2018-09-26 22:45:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2565 transitions. [2018-09-26 22:45:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 1286 states and 2567 transitions. [2018-09-26 22:45:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2567 transitions. [2018-09-26 22:45:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1287 states and 2569 transitions. [2018-09-26 22:45:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2569 transitions. [2018-09-26 22:45:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 1288 states and 2571 transitions. [2018-09-26 22:45:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2571 transitions. [2018-09-26 22:45:03,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1289 states and 2573 transitions. [2018-09-26 22:45:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2573 transitions. [2018-09-26 22:45:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 1290 states and 2575 transitions. [2018-09-26 22:45:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2575 transitions. [2018-09-26 22:45:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:03,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:03,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 1291 states and 2577 transitions. [2018-09-26 22:45:03,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2577 transitions. [2018-09-26 22:45:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:03,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 1292 states and 2579 transitions. [2018-09-26 22:45:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2579 transitions. [2018-09-26 22:45:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 1293 states and 2581 transitions. [2018-09-26 22:45:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2581 transitions. [2018-09-26 22:45:04,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1294 states and 2583 transitions. [2018-09-26 22:45:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2583 transitions. [2018-09-26 22:45:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1295 states and 2585 transitions. [2018-09-26 22:45:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2585 transitions. [2018-09-26 22:45:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 1296 states and 2587 transitions. [2018-09-26 22:45:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2587 transitions. [2018-09-26 22:45:04,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 1297 states and 2589 transitions. [2018-09-26 22:45:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2589 transitions. [2018-09-26 22:45:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1298 states and 2591 transitions. [2018-09-26 22:45:04,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2591 transitions. [2018-09-26 22:45:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 1299 states and 2593 transitions. [2018-09-26 22:45:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2593 transitions. [2018-09-26 22:45:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 1300 states and 2595 transitions. [2018-09-26 22:45:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2595 transitions. [2018-09-26 22:45:04,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 1301 states and 2597 transitions. [2018-09-26 22:45:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2597 transitions. [2018-09-26 22:45:04,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1302 states and 2599 transitions. [2018-09-26 22:45:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2599 transitions. [2018-09-26 22:45:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1303 states and 2601 transitions. [2018-09-26 22:45:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2601 transitions. [2018-09-26 22:45:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 1304 states and 2603 transitions. [2018-09-26 22:45:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2603 transitions. [2018-09-26 22:45:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:04,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 1305 states and 2605 transitions. [2018-09-26 22:45:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2605 transitions. [2018-09-26 22:45:04,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:04,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:04,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 1306 states and 2607 transitions. [2018-09-26 22:45:05,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2607 transitions. [2018-09-26 22:45:05,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1307 states and 2609 transitions. [2018-09-26 22:45:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2609 transitions. [2018-09-26 22:45:05,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 1308 states and 2611 transitions. [2018-09-26 22:45:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2611 transitions. [2018-09-26 22:45:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 1309 states and 2613 transitions. [2018-09-26 22:45:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2613 transitions. [2018-09-26 22:45:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 1310 states and 2615 transitions. [2018-09-26 22:45:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2615 transitions. [2018-09-26 22:45:05,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 1311 states and 2617 transitions. [2018-09-26 22:45:05,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2617 transitions. [2018-09-26 22:45:05,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 1312 states and 2619 transitions. [2018-09-26 22:45:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2619 transitions. [2018-09-26 22:45:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 1313 states and 2621 transitions. [2018-09-26 22:45:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2621 transitions. [2018-09-26 22:45:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 1314 states and 2623 transitions. [2018-09-26 22:45:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2623 transitions. [2018-09-26 22:45:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 1315 states and 2625 transitions. [2018-09-26 22:45:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2625 transitions. [2018-09-26 22:45:05,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 1316 states and 2627 transitions. [2018-09-26 22:45:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2627 transitions. [2018-09-26 22:45:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 1317 states and 2629 transitions. [2018-09-26 22:45:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2629 transitions. [2018-09-26 22:45:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 1318 states and 2631 transitions. [2018-09-26 22:45:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2631 transitions. [2018-09-26 22:45:05,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1319 states and 2633 transitions. [2018-09-26 22:45:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2633 transitions. [2018-09-26 22:45:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:05,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:05,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 1320 states and 2635 transitions. [2018-09-26 22:45:05,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2635 transitions. [2018-09-26 22:45:05,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:05,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1321 states and 2637 transitions. [2018-09-26 22:45:06,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2637 transitions. [2018-09-26 22:45:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1322 states and 2639 transitions. [2018-09-26 22:45:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2639 transitions. [2018-09-26 22:45:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 1323 states and 2641 transitions. [2018-09-26 22:45:06,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2641 transitions. [2018-09-26 22:45:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 1324 states and 2643 transitions. [2018-09-26 22:45:06,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2643 transitions. [2018-09-26 22:45:06,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 1325 states and 2645 transitions. [2018-09-26 22:45:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2645 transitions. [2018-09-26 22:45:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 1326 states and 2647 transitions. [2018-09-26 22:45:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2647 transitions. [2018-09-26 22:45:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 1327 states and 2649 transitions. [2018-09-26 22:45:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2649 transitions. [2018-09-26 22:45:06,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1328 states and 2651 transitions. [2018-09-26 22:45:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2651 transitions. [2018-09-26 22:45:06,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 1329 states and 2653 transitions. [2018-09-26 22:45:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2653 transitions. [2018-09-26 22:45:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1330 states and 2655 transitions. [2018-09-26 22:45:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2655 transitions. [2018-09-26 22:45:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1331 states and 2657 transitions. [2018-09-26 22:45:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2657 transitions. [2018-09-26 22:45:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 1332 states and 2659 transitions. [2018-09-26 22:45:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2659 transitions. [2018-09-26 22:45:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:06,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:06,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 1333 states and 2661 transitions. [2018-09-26 22:45:06,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2661 transitions. [2018-09-26 22:45:06,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:06,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:06,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1334 states and 2663 transitions. [2018-09-26 22:45:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2663 transitions. [2018-09-26 22:45:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 1335 states and 2665 transitions. [2018-09-26 22:45:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2665 transitions. [2018-09-26 22:45:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 1336 states and 2667 transitions. [2018-09-26 22:45:07,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2667 transitions. [2018-09-26 22:45:07,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 1337 states and 2669 transitions. [2018-09-26 22:45:07,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2669 transitions. [2018-09-26 22:45:07,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 1338 states and 2671 transitions. [2018-09-26 22:45:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2671 transitions. [2018-09-26 22:45:07,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1339 states and 2673 transitions. [2018-09-26 22:45:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2673 transitions. [2018-09-26 22:45:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 1340 states and 2675 transitions. [2018-09-26 22:45:07,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2675 transitions. [2018-09-26 22:45:07,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1341 states and 2677 transitions. [2018-09-26 22:45:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2677 transitions. [2018-09-26 22:45:07,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1342 states and 2679 transitions. [2018-09-26 22:45:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2679 transitions. [2018-09-26 22:45:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1343 states and 2681 transitions. [2018-09-26 22:45:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2681 transitions. [2018-09-26 22:45:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 1344 states and 2683 transitions. [2018-09-26 22:45:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2683 transitions. [2018-09-26 22:45:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 1345 states and 2685 transitions. [2018-09-26 22:45:07,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2685 transitions. [2018-09-26 22:45:07,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1346 states and 2687 transitions. [2018-09-26 22:45:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2687 transitions. [2018-09-26 22:45:07,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1347 states and 2689 transitions. [2018-09-26 22:45:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2689 transitions. [2018-09-26 22:45:07,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 1348 states and 2691 transitions. [2018-09-26 22:45:07,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2691 transitions. [2018-09-26 22:45:07,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:07,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:07,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 1349 states and 2693 transitions. [2018-09-26 22:45:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2693 transitions. [2018-09-26 22:45:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 1350 states and 2695 transitions. [2018-09-26 22:45:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2695 transitions. [2018-09-26 22:45:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1351 states and 2697 transitions. [2018-09-26 22:45:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2697 transitions. [2018-09-26 22:45:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 1352 states and 2699 transitions. [2018-09-26 22:45:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2699 transitions. [2018-09-26 22:45:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 1353 states and 2701 transitions. [2018-09-26 22:45:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2701 transitions. [2018-09-26 22:45:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 1354 states and 2703 transitions. [2018-09-26 22:45:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2703 transitions. [2018-09-26 22:45:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1355 states and 2705 transitions. [2018-09-26 22:45:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2705 transitions. [2018-09-26 22:45:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1356 states and 2707 transitions. [2018-09-26 22:45:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2707 transitions. [2018-09-26 22:45:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1357 states and 2709 transitions. [2018-09-26 22:45:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2709 transitions. [2018-09-26 22:45:08,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 1358 states and 2711 transitions. [2018-09-26 22:45:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2711 transitions. [2018-09-26 22:45:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 1359 states and 2713 transitions. [2018-09-26 22:45:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2713 transitions. [2018-09-26 22:45:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1360 states and 2715 transitions. [2018-09-26 22:45:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2715 transitions. [2018-09-26 22:45:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1361 states and 2717 transitions. [2018-09-26 22:45:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2717 transitions. [2018-09-26 22:45:08,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1362 states and 2719 transitions. [2018-09-26 22:45:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2719 transitions. [2018-09-26 22:45:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:08,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:08,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 1363 states and 2721 transitions. [2018-09-26 22:45:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2721 transitions. [2018-09-26 22:45:09,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 1364 states and 2723 transitions. [2018-09-26 22:45:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2723 transitions. [2018-09-26 22:45:09,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 1365 states and 2725 transitions. [2018-09-26 22:45:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2725 transitions. [2018-09-26 22:45:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1366 states and 2727 transitions. [2018-09-26 22:45:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2727 transitions. [2018-09-26 22:45:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1367 states and 2729 transitions. [2018-09-26 22:45:09,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2729 transitions. [2018-09-26 22:45:09,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 1368 states and 2731 transitions. [2018-09-26 22:45:09,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2731 transitions. [2018-09-26 22:45:09,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1369 states and 2733 transitions. [2018-09-26 22:45:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2733 transitions. [2018-09-26 22:45:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 1370 states and 2735 transitions. [2018-09-26 22:45:09,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2735 transitions. [2018-09-26 22:45:09,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1371 states and 2737 transitions. [2018-09-26 22:45:09,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2737 transitions. [2018-09-26 22:45:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1372 states and 2739 transitions. [2018-09-26 22:45:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2739 transitions. [2018-09-26 22:45:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 1373 states and 2741 transitions. [2018-09-26 22:45:09,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2741 transitions. [2018-09-26 22:45:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 1374 states and 2743 transitions. [2018-09-26 22:45:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2743 transitions. [2018-09-26 22:45:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 1375 states and 2745 transitions. [2018-09-26 22:45:09,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2745 transitions. [2018-09-26 22:45:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 1376 states and 2747 transitions. [2018-09-26 22:45:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2747 transitions. [2018-09-26 22:45:09,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:09,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:09,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:09,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 1377 states and 2749 transitions. [2018-09-26 22:45:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2749 transitions. [2018-09-26 22:45:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 1378 states and 2751 transitions. [2018-09-26 22:45:10,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2751 transitions. [2018-09-26 22:45:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 1379 states and 2753 transitions. [2018-09-26 22:45:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2753 transitions. [2018-09-26 22:45:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 1380 states and 2755 transitions. [2018-09-26 22:45:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2755 transitions. [2018-09-26 22:45:10,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 1381 states and 2757 transitions. [2018-09-26 22:45:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2757 transitions. [2018-09-26 22:45:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1382 states and 2759 transitions. [2018-09-26 22:45:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2759 transitions. [2018-09-26 22:45:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1383 states and 2761 transitions. [2018-09-26 22:45:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2761 transitions. [2018-09-26 22:45:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1384 states and 2763 transitions. [2018-09-26 22:45:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2763 transitions. [2018-09-26 22:45:10,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 1385 states and 2765 transitions. [2018-09-26 22:45:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2765 transitions. [2018-09-26 22:45:10,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:10,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:10,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1386 states and 2767 transitions. [2018-09-26 22:45:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2767 transitions. [2018-09-26 22:45:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 1387 states and 2769 transitions. [2018-09-26 22:45:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2769 transitions. [2018-09-26 22:45:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 1388 states and 2771 transitions. [2018-09-26 22:45:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2771 transitions. [2018-09-26 22:45:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1389 states and 2773 transitions. [2018-09-26 22:45:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2773 transitions. [2018-09-26 22:45:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1390 states and 2775 transitions. [2018-09-26 22:45:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2775 transitions. [2018-09-26 22:45:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 1391 states and 2777 transitions. [2018-09-26 22:45:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2777 transitions. [2018-09-26 22:45:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 1392 states and 2779 transitions. [2018-09-26 22:45:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2779 transitions. [2018-09-26 22:45:11,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1393 states and 2781 transitions. [2018-09-26 22:45:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2781 transitions. [2018-09-26 22:45:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1394 states and 2783 transitions. [2018-09-26 22:45:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2783 transitions. [2018-09-26 22:45:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1395 states and 2785 transitions. [2018-09-26 22:45:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2785 transitions. [2018-09-26 22:45:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1396 states and 2787 transitions. [2018-09-26 22:45:11,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2787 transitions. [2018-09-26 22:45:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1397 states and 2789 transitions. [2018-09-26 22:45:11,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2789 transitions. [2018-09-26 22:45:11,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1398 states and 2791 transitions. [2018-09-26 22:45:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2791 transitions. [2018-09-26 22:45:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 1399 states and 2793 transitions. [2018-09-26 22:45:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2793 transitions. [2018-09-26 22:45:11,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:11,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:11,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 1400 states and 2795 transitions. [2018-09-26 22:45:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2795 transitions. [2018-09-26 22:45:12,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 1401 states and 2797 transitions. [2018-09-26 22:45:12,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2797 transitions. [2018-09-26 22:45:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1402 states and 2799 transitions. [2018-09-26 22:45:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2799 transitions. [2018-09-26 22:45:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 1403 states and 2801 transitions. [2018-09-26 22:45:12,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2801 transitions. [2018-09-26 22:45:12,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1404 states and 2803 transitions. [2018-09-26 22:45:12,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2803 transitions. [2018-09-26 22:45:12,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1405 states and 2805 transitions. [2018-09-26 22:45:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2805 transitions. [2018-09-26 22:45:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 1406 states and 2807 transitions. [2018-09-26 22:45:12,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2807 transitions. [2018-09-26 22:45:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 1407 states and 2809 transitions. [2018-09-26 22:45:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2809 transitions. [2018-09-26 22:45:12,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 1408 states and 2811 transitions. [2018-09-26 22:45:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2811 transitions. [2018-09-26 22:45:12,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 1409 states and 2813 transitions. [2018-09-26 22:45:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2813 transitions. [2018-09-26 22:45:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 1410 states and 2815 transitions. [2018-09-26 22:45:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2815 transitions. [2018-09-26 22:45:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 1411 states and 2817 transitions. [2018-09-26 22:45:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2817 transitions. [2018-09-26 22:45:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 1412 states and 2819 transitions. [2018-09-26 22:45:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2819 transitions. [2018-09-26 22:45:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:12,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:12,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:12,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 1413 states and 2821 transitions. [2018-09-26 22:45:12,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2821 transitions. [2018-09-26 22:45:12,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:12,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:12,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 1414 states and 2823 transitions. [2018-09-26 22:45:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2823 transitions. [2018-09-26 22:45:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 1415 states and 2825 transitions. [2018-09-26 22:45:13,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2825 transitions. [2018-09-26 22:45:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 1416 states and 2827 transitions. [2018-09-26 22:45:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2827 transitions. [2018-09-26 22:45:13,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1417 states and 2829 transitions. [2018-09-26 22:45:13,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2829 transitions. [2018-09-26 22:45:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1418 states and 2831 transitions. [2018-09-26 22:45:13,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2831 transitions. [2018-09-26 22:45:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 1419 states and 2833 transitions. [2018-09-26 22:45:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2833 transitions. [2018-09-26 22:45:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 1420 states and 2835 transitions. [2018-09-26 22:45:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2835 transitions. [2018-09-26 22:45:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 1421 states and 2837 transitions. [2018-09-26 22:45:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2837 transitions. [2018-09-26 22:45:13,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 1422 states and 2839 transitions. [2018-09-26 22:45:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2839 transitions. [2018-09-26 22:45:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 1423 states and 2841 transitions. [2018-09-26 22:45:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2841 transitions. [2018-09-26 22:45:13,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 1424 states and 2843 transitions. [2018-09-26 22:45:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2843 transitions. [2018-09-26 22:45:13,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1425 states and 2845 transitions. [2018-09-26 22:45:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2845 transitions. [2018-09-26 22:45:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 1426 states and 2847 transitions. [2018-09-26 22:45:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2847 transitions. [2018-09-26 22:45:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:13,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:13,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1427 states and 2849 transitions. [2018-09-26 22:45:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2849 transitions. [2018-09-26 22:45:14,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 1428 states and 2851 transitions. [2018-09-26 22:45:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2851 transitions. [2018-09-26 22:45:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1429 states and 2853 transitions. [2018-09-26 22:45:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2853 transitions. [2018-09-26 22:45:14,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 1430 states and 2855 transitions. [2018-09-26 22:45:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2855 transitions. [2018-09-26 22:45:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 1431 states and 2857 transitions. [2018-09-26 22:45:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2857 transitions. [2018-09-26 22:45:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1432 states and 2859 transitions. [2018-09-26 22:45:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2859 transitions. [2018-09-26 22:45:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 1433 states and 2861 transitions. [2018-09-26 22:45:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2861 transitions. [2018-09-26 22:45:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 1434 states and 2863 transitions. [2018-09-26 22:45:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2863 transitions. [2018-09-26 22:45:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 1435 states and 2865 transitions. [2018-09-26 22:45:14,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2865 transitions. [2018-09-26 22:45:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 1436 states and 2867 transitions. [2018-09-26 22:45:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2867 transitions. [2018-09-26 22:45:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 1437 states and 2869 transitions. [2018-09-26 22:45:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2869 transitions. [2018-09-26 22:45:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 1438 states and 2871 transitions. [2018-09-26 22:45:14,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2871 transitions. [2018-09-26 22:45:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 1439 states and 2873 transitions. [2018-09-26 22:45:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2873 transitions. [2018-09-26 22:45:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:14,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:14,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1440 states and 2875 transitions. [2018-09-26 22:45:14,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2875 transitions. [2018-09-26 22:45:14,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:14,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:14,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 1441 states and 2877 transitions. [2018-09-26 22:45:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2877 transitions. [2018-09-26 22:45:15,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 1442 states and 2879 transitions. [2018-09-26 22:45:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2879 transitions. [2018-09-26 22:45:15,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 1443 states and 2881 transitions. [2018-09-26 22:45:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 2881 transitions. [2018-09-26 22:45:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1444 states and 2883 transitions. [2018-09-26 22:45:15,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2883 transitions. [2018-09-26 22:45:15,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 1445 states and 2885 transitions. [2018-09-26 22:45:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2885 transitions. [2018-09-26 22:45:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1446 states and 2887 transitions. [2018-09-26 22:45:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2887 transitions. [2018-09-26 22:45:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1447 states and 2889 transitions. [2018-09-26 22:45:15,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2889 transitions. [2018-09-26 22:45:15,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 1448 states and 2891 transitions. [2018-09-26 22:45:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2891 transitions. [2018-09-26 22:45:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 1449 states and 2893 transitions. [2018-09-26 22:45:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2893 transitions. [2018-09-26 22:45:15,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1450 states and 2895 transitions. [2018-09-26 22:45:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2895 transitions. [2018-09-26 22:45:15,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1451 states and 2897 transitions. [2018-09-26 22:45:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2897 transitions. [2018-09-26 22:45:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1452 states and 2899 transitions. [2018-09-26 22:45:15,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2899 transitions. [2018-09-26 22:45:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 1453 states and 2901 transitions. [2018-09-26 22:45:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2901 transitions. [2018-09-26 22:45:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:15,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1454 states and 2903 transitions. [2018-09-26 22:45:15,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2903 transitions. [2018-09-26 22:45:15,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:15,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:15,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1455 states and 2905 transitions. [2018-09-26 22:45:16,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2905 transitions. [2018-09-26 22:45:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1456 states and 2907 transitions. [2018-09-26 22:45:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2907 transitions. [2018-09-26 22:45:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 1457 states and 2909 transitions. [2018-09-26 22:45:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2909 transitions. [2018-09-26 22:45:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1458 states and 2911 transitions. [2018-09-26 22:45:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2911 transitions. [2018-09-26 22:45:16,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 1459 states and 2913 transitions. [2018-09-26 22:45:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2913 transitions. [2018-09-26 22:45:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1460 states and 2915 transitions. [2018-09-26 22:45:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2915 transitions. [2018-09-26 22:45:16,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 1461 states and 2917 transitions. [2018-09-26 22:45:16,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2917 transitions. [2018-09-26 22:45:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 1462 states and 2919 transitions. [2018-09-26 22:45:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2919 transitions. [2018-09-26 22:45:16,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 1463 states and 2921 transitions. [2018-09-26 22:45:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2921 transitions. [2018-09-26 22:45:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 1464 states and 2923 transitions. [2018-09-26 22:45:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2923 transitions. [2018-09-26 22:45:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 1465 states and 2925 transitions. [2018-09-26 22:45:16,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2925 transitions. [2018-09-26 22:45:16,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 1466 states and 2927 transitions. [2018-09-26 22:45:16,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2927 transitions. [2018-09-26 22:45:16,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 1467 states and 2929 transitions. [2018-09-26 22:45:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2929 transitions. [2018-09-26 22:45:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:16,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 1468 states and 2931 transitions. [2018-09-26 22:45:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2931 transitions. [2018-09-26 22:45:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:16,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 1469 states and 2933 transitions. [2018-09-26 22:45:17,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2933 transitions. [2018-09-26 22:45:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 1470 states and 2935 transitions. [2018-09-26 22:45:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2935 transitions. [2018-09-26 22:45:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 1471 states and 2937 transitions. [2018-09-26 22:45:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2937 transitions. [2018-09-26 22:45:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 1472 states and 2939 transitions. [2018-09-26 22:45:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2939 transitions. [2018-09-26 22:45:17,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 1473 states and 2941 transitions. [2018-09-26 22:45:17,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2941 transitions. [2018-09-26 22:45:17,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 1474 states and 2943 transitions. [2018-09-26 22:45:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2943 transitions. [2018-09-26 22:45:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 1475 states and 2945 transitions. [2018-09-26 22:45:17,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2945 transitions. [2018-09-26 22:45:17,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 1476 states and 2947 transitions. [2018-09-26 22:45:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2947 transitions. [2018-09-26 22:45:17,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1477 states and 2949 transitions. [2018-09-26 22:45:17,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2949 transitions. [2018-09-26 22:45:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 1478 states and 2951 transitions. [2018-09-26 22:45:17,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2951 transitions. [2018-09-26 22:45:17,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 1479 states and 2953 transitions. [2018-09-26 22:45:17,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2953 transitions. [2018-09-26 22:45:17,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 1480 states and 2955 transitions. [2018-09-26 22:45:17,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2955 transitions. [2018-09-26 22:45:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:17,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1481 states and 2957 transitions. [2018-09-26 22:45:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2957 transitions. [2018-09-26 22:45:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:17,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:17,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:17,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1482 states and 2959 transitions. [2018-09-26 22:45:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2959 transitions. [2018-09-26 22:45:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 1483 states and 2961 transitions. [2018-09-26 22:45:18,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2961 transitions. [2018-09-26 22:45:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 1484 states and 2963 transitions. [2018-09-26 22:45:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2963 transitions. [2018-09-26 22:45:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 1485 states and 2965 transitions. [2018-09-26 22:45:18,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2965 transitions. [2018-09-26 22:45:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1486 states and 2967 transitions. [2018-09-26 22:45:18,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2967 transitions. [2018-09-26 22:45:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 1487 states and 2969 transitions. [2018-09-26 22:45:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2969 transitions. [2018-09-26 22:45:18,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 1488 states and 2971 transitions. [2018-09-26 22:45:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2971 transitions. [2018-09-26 22:45:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1489 states and 2973 transitions. [2018-09-26 22:45:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2973 transitions. [2018-09-26 22:45:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1490 states and 2975 transitions. [2018-09-26 22:45:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2975 transitions. [2018-09-26 22:45:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1491 states and 2977 transitions. [2018-09-26 22:45:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2977 transitions. [2018-09-26 22:45:18,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1492 states and 2979 transitions. [2018-09-26 22:45:18,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2979 transitions. [2018-09-26 22:45:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 1493 states and 2981 transitions. [2018-09-26 22:45:18,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2981 transitions. [2018-09-26 22:45:18,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 1494 states and 2983 transitions. [2018-09-26 22:45:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2983 transitions. [2018-09-26 22:45:18,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:18,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 1495 states and 2985 transitions. [2018-09-26 22:45:18,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2985 transitions. [2018-09-26 22:45:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:18,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:18,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 1496 states and 2987 transitions. [2018-09-26 22:45:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2987 transitions. [2018-09-26 22:45:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:19,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 1497 states and 2989 transitions. [2018-09-26 22:45:19,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2989 transitions. [2018-09-26 22:45:19,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 1498 states and 2991 transitions. [2018-09-26 22:45:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2991 transitions. [2018-09-26 22:45:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:19,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1499 states and 2993 transitions. [2018-09-26 22:45:19,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2993 transitions. [2018-09-26 22:45:19,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 1500 states and 2995 transitions. [2018-09-26 22:45:19,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2995 transitions. [2018-09-26 22:45:19,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 1501 states and 2997 transitions. [2018-09-26 22:45:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2997 transitions. [2018-09-26 22:45:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 1502 states and 2999 transitions. [2018-09-26 22:45:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2999 transitions. [2018-09-26 22:45:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:19,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:19,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 1503 states and 3001 transitions. [2018-09-26 22:45:20,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 3001 transitions. [2018-09-26 22:45:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1504 states and 3003 transitions. [2018-09-26 22:45:20,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3003 transitions. [2018-09-26 22:45:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 1505 states and 3005 transitions. [2018-09-26 22:45:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3005 transitions. [2018-09-26 22:45:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 1506 states and 3007 transitions. [2018-09-26 22:45:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3007 transitions. [2018-09-26 22:45:20,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 1507 states and 3009 transitions. [2018-09-26 22:45:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3009 transitions. [2018-09-26 22:45:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 1508 states and 3011 transitions. [2018-09-26 22:45:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3011 transitions. [2018-09-26 22:45:20,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 1509 states and 3013 transitions. [2018-09-26 22:45:20,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3013 transitions. [2018-09-26 22:45:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 1510 states and 3015 transitions. [2018-09-26 22:45:20,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3015 transitions. [2018-09-26 22:45:20,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1511 states and 3017 transitions. [2018-09-26 22:45:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3017 transitions. [2018-09-26 22:45:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 1512 states and 3019 transitions. [2018-09-26 22:45:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3019 transitions. [2018-09-26 22:45:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 1513 states and 3021 transitions. [2018-09-26 22:45:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3021 transitions. [2018-09-26 22:45:20,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 1514 states and 3023 transitions. [2018-09-26 22:45:20,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3023 transitions. [2018-09-26 22:45:20,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:20,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:20,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1515 states and 3025 transitions. [2018-09-26 22:45:20,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 3025 transitions. [2018-09-26 22:45:20,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:20,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:20,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 1516 states and 3027 transitions. [2018-09-26 22:45:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3027 transitions. [2018-09-26 22:45:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 1517 states and 3029 transitions. [2018-09-26 22:45:21,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3029 transitions. [2018-09-26 22:45:21,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 1518 states and 3031 transitions. [2018-09-26 22:45:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3031 transitions. [2018-09-26 22:45:21,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 1519 states and 3033 transitions. [2018-09-26 22:45:21,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3033 transitions. [2018-09-26 22:45:21,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 1520 states and 3035 transitions. [2018-09-26 22:45:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3035 transitions. [2018-09-26 22:45:21,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 1521 states and 3037 transitions. [2018-09-26 22:45:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3037 transitions. [2018-09-26 22:45:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1522 states and 3039 transitions. [2018-09-26 22:45:21,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3039 transitions. [2018-09-26 22:45:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 1523 states and 3041 transitions. [2018-09-26 22:45:21,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 3041 transitions. [2018-09-26 22:45:21,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 1524 states and 3043 transitions. [2018-09-26 22:45:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3043 transitions. [2018-09-26 22:45:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 1525 states and 3045 transitions. [2018-09-26 22:45:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3045 transitions. [2018-09-26 22:45:21,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1526 states and 3047 transitions. [2018-09-26 22:45:21,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3047 transitions. [2018-09-26 22:45:21,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1527 states and 3049 transitions. [2018-09-26 22:45:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3049 transitions. [2018-09-26 22:45:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:21,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 1528 states and 3051 transitions. [2018-09-26 22:45:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 3051 transitions. [2018-09-26 22:45:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:21,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:21,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:21,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 1529 states and 3053 transitions. [2018-09-26 22:45:22,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3053 transitions. [2018-09-26 22:45:22,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1530 states and 3055 transitions. [2018-09-26 22:45:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3055 transitions. [2018-09-26 22:45:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 1531 states and 3057 transitions. [2018-09-26 22:45:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3057 transitions. [2018-09-26 22:45:22,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1532 states and 3059 transitions. [2018-09-26 22:45:22,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3059 transitions. [2018-09-26 22:45:22,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 1533 states and 3061 transitions. [2018-09-26 22:45:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3061 transitions. [2018-09-26 22:45:22,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 1534 states and 3063 transitions. [2018-09-26 22:45:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 3063 transitions. [2018-09-26 22:45:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 1535 states and 3065 transitions. [2018-09-26 22:45:22,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3065 transitions. [2018-09-26 22:45:22,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1536 states and 3067 transitions. [2018-09-26 22:45:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3067 transitions. [2018-09-26 22:45:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 1537 states and 3069 transitions. [2018-09-26 22:45:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3069 transitions. [2018-09-26 22:45:22,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 1538 states and 3071 transitions. [2018-09-26 22:45:22,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3071 transitions. [2018-09-26 22:45:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 1539 states and 3073 transitions. [2018-09-26 22:45:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3073 transitions. [2018-09-26 22:45:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 1540 states and 3075 transitions. [2018-09-26 22:45:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3075 transitions. [2018-09-26 22:45:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 1541 states and 3077 transitions. [2018-09-26 22:45:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 3077 transitions. [2018-09-26 22:45:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1542 states and 3079 transitions. [2018-09-26 22:45:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3079 transitions. [2018-09-26 22:45:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:22,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:22,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 1543 states and 3081 transitions. [2018-09-26 22:45:23,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3081 transitions. [2018-09-26 22:45:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 1544 states and 3083 transitions. [2018-09-26 22:45:23,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3083 transitions. [2018-09-26 22:45:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 1545 states and 3085 transitions. [2018-09-26 22:45:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3085 transitions. [2018-09-26 22:45:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 1546 states and 3087 transitions. [2018-09-26 22:45:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3087 transitions. [2018-09-26 22:45:23,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 1547 states and 3089 transitions. [2018-09-26 22:45:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 3089 transitions. [2018-09-26 22:45:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1548 states and 3091 transitions. [2018-09-26 22:45:23,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3091 transitions. [2018-09-26 22:45:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1549 states and 3093 transitions. [2018-09-26 22:45:23,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3093 transitions. [2018-09-26 22:45:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 1550 states and 3095 transitions. [2018-09-26 22:45:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3095 transitions. [2018-09-26 22:45:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1551 states and 3097 transitions. [2018-09-26 22:45:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3097 transitions. [2018-09-26 22:45:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1552 states and 3099 transitions. [2018-09-26 22:45:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3099 transitions. [2018-09-26 22:45:23,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1553 states and 3101 transitions. [2018-09-26 22:45:23,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3101 transitions. [2018-09-26 22:45:23,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 1554 states and 3103 transitions. [2018-09-26 22:45:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3103 transitions. [2018-09-26 22:45:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:23,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 1555 states and 3105 transitions. [2018-09-26 22:45:23,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 3105 transitions. [2018-09-26 22:45:23,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:23,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:23,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:23,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 1556 states and 3107 transitions. [2018-09-26 22:45:24,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3107 transitions. [2018-09-26 22:45:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 1557 states and 3109 transitions. [2018-09-26 22:45:24,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3109 transitions. [2018-09-26 22:45:24,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 1558 states and 3111 transitions. [2018-09-26 22:45:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3111 transitions. [2018-09-26 22:45:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 1559 states and 3113 transitions. [2018-09-26 22:45:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3113 transitions. [2018-09-26 22:45:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 1560 states and 3115 transitions. [2018-09-26 22:45:24,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3115 transitions. [2018-09-26 22:45:24,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 1561 states and 3117 transitions. [2018-09-26 22:45:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3117 transitions. [2018-09-26 22:45:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 1562 states and 3119 transitions. [2018-09-26 22:45:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 3119 transitions. [2018-09-26 22:45:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 1563 states and 3121 transitions. [2018-09-26 22:45:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3121 transitions. [2018-09-26 22:45:24,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 1564 states and 3123 transitions. [2018-09-26 22:45:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3123 transitions. [2018-09-26 22:45:24,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 1565 states and 3125 transitions. [2018-09-26 22:45:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3125 transitions. [2018-09-26 22:45:24,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 1566 states and 3127 transitions. [2018-09-26 22:45:24,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3127 transitions. [2018-09-26 22:45:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 1567 states and 3129 transitions. [2018-09-26 22:45:24,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3129 transitions. [2018-09-26 22:45:24,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 1568 states and 3131 transitions. [2018-09-26 22:45:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3131 transitions. [2018-09-26 22:45:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:24,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 1569 states and 3133 transitions. [2018-09-26 22:45:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3133 transitions. [2018-09-26 22:45:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:24,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 1570 states and 3135 transitions. [2018-09-26 22:45:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 3135 transitions. [2018-09-26 22:45:25,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1571 states and 3137 transitions. [2018-09-26 22:45:25,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3137 transitions. [2018-09-26 22:45:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 1572 states and 3139 transitions. [2018-09-26 22:45:25,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3139 transitions. [2018-09-26 22:45:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1573 states and 3141 transitions. [2018-09-26 22:45:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 3141 transitions. [2018-09-26 22:45:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1574 states and 3143 transitions. [2018-09-26 22:45:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3143 transitions. [2018-09-26 22:45:25,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 1575 states and 3145 transitions. [2018-09-26 22:45:25,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3145 transitions. [2018-09-26 22:45:25,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1576 states and 3147 transitions. [2018-09-26 22:45:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3147 transitions. [2018-09-26 22:45:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 1577 states and 3149 transitions. [2018-09-26 22:45:25,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3149 transitions. [2018-09-26 22:45:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 1578 states and 3151 transitions. [2018-09-26 22:45:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3151 transitions. [2018-09-26 22:45:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1579 states and 3153 transitions. [2018-09-26 22:45:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3153 transitions. [2018-09-26 22:45:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1580 states and 3155 transitions. [2018-09-26 22:45:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3155 transitions. [2018-09-26 22:45:25,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1581 states and 3157 transitions. [2018-09-26 22:45:25,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3157 transitions. [2018-09-26 22:45:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:25,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 1582 states and 3159 transitions. [2018-09-26 22:45:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3159 transitions. [2018-09-26 22:45:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:25,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:25,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 1583 states and 3161 transitions. [2018-09-26 22:45:26,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3161 transitions. [2018-09-26 22:45:26,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1584 states and 3163 transitions. [2018-09-26 22:45:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3163 transitions. [2018-09-26 22:45:26,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 1585 states and 3165 transitions. [2018-09-26 22:45:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3165 transitions. [2018-09-26 22:45:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 1586 states and 3167 transitions. [2018-09-26 22:45:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3167 transitions. [2018-09-26 22:45:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 1587 states and 3169 transitions. [2018-09-26 22:45:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3169 transitions. [2018-09-26 22:45:26,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1588 states and 3171 transitions. [2018-09-26 22:45:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3171 transitions. [2018-09-26 22:45:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1589 states and 3173 transitions. [2018-09-26 22:45:26,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3173 transitions. [2018-09-26 22:45:26,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 1590 states and 3175 transitions. [2018-09-26 22:45:26,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3175 transitions. [2018-09-26 22:45:26,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1591 states and 3177 transitions. [2018-09-26 22:45:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3177 transitions. [2018-09-26 22:45:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 1592 states and 3179 transitions. [2018-09-26 22:45:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3179 transitions. [2018-09-26 22:45:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 1593 states and 3181 transitions. [2018-09-26 22:45:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3181 transitions. [2018-09-26 22:45:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:26,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:26,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 1594 states and 3183 transitions. [2018-09-26 22:45:26,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3183 transitions. [2018-09-26 22:45:26,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:26,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:26,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 1595 states and 3185 transitions. [2018-09-26 22:45:27,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3185 transitions. [2018-09-26 22:45:27,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 1596 states and 3187 transitions. [2018-09-26 22:45:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3187 transitions. [2018-09-26 22:45:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 1597 states and 3189 transitions. [2018-09-26 22:45:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3189 transitions. [2018-09-26 22:45:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 1598 states and 3191 transitions. [2018-09-26 22:45:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3191 transitions. [2018-09-26 22:45:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 1599 states and 3193 transitions. [2018-09-26 22:45:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3193 transitions. [2018-09-26 22:45:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 1600 states and 3195 transitions. [2018-09-26 22:45:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3195 transitions. [2018-09-26 22:45:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 1601 states and 3197 transitions. [2018-09-26 22:45:27,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3197 transitions. [2018-09-26 22:45:27,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 1602 states and 3199 transitions. [2018-09-26 22:45:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3199 transitions. [2018-09-26 22:45:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 1603 states and 3201 transitions. [2018-09-26 22:45:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3201 transitions. [2018-09-26 22:45:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1604 states and 3203 transitions. [2018-09-26 22:45:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3203 transitions. [2018-09-26 22:45:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1605 states and 3205 transitions. [2018-09-26 22:45:27,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3205 transitions. [2018-09-26 22:45:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 1606 states and 3207 transitions. [2018-09-26 22:45:27,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3207 transitions. [2018-09-26 22:45:27,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:27,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:27,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 1607 states and 3209 transitions. [2018-09-26 22:45:27,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 3209 transitions. [2018-09-26 22:45:27,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:27,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:27,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1608 states and 3211 transitions. [2018-09-26 22:45:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3211 transitions. [2018-09-26 22:45:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 1609 states and 3213 transitions. [2018-09-26 22:45:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3213 transitions. [2018-09-26 22:45:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 1610 states and 3215 transitions. [2018-09-26 22:45:28,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3215 transitions. [2018-09-26 22:45:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1611 states and 3217 transitions. [2018-09-26 22:45:28,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3217 transitions. [2018-09-26 22:45:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 1612 states and 3219 transitions. [2018-09-26 22:45:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3219 transitions. [2018-09-26 22:45:28,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 1613 states and 3221 transitions. [2018-09-26 22:45:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3221 transitions. [2018-09-26 22:45:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 1614 states and 3223 transitions. [2018-09-26 22:45:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3223 transitions. [2018-09-26 22:45:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1615 states and 3225 transitions. [2018-09-26 22:45:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3225 transitions. [2018-09-26 22:45:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 1616 states and 3227 transitions. [2018-09-26 22:45:28,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3227 transitions. [2018-09-26 22:45:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 1617 states and 3229 transitions. [2018-09-26 22:45:28,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3229 transitions. [2018-09-26 22:45:28,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 1618 states and 3231 transitions. [2018-09-26 22:45:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3231 transitions. [2018-09-26 22:45:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 1619 states and 3233 transitions. [2018-09-26 22:45:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3233 transitions. [2018-09-26 22:45:28,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1620 states and 3235 transitions. [2018-09-26 22:45:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3235 transitions. [2018-09-26 22:45:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:28,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:28,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1621 states and 3237 transitions. [2018-09-26 22:45:29,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3237 transitions. [2018-09-26 22:45:29,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 1622 states and 3239 transitions. [2018-09-26 22:45:29,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3239 transitions. [2018-09-26 22:45:29,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 1623 states and 3241 transitions. [2018-09-26 22:45:29,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3241 transitions. [2018-09-26 22:45:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 1624 states and 3243 transitions. [2018-09-26 22:45:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3243 transitions. [2018-09-26 22:45:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1625 states and 3245 transitions. [2018-09-26 22:45:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3245 transitions. [2018-09-26 22:45:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 1626 states and 3247 transitions. [2018-09-26 22:45:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3247 transitions. [2018-09-26 22:45:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1627 states and 3249 transitions. [2018-09-26 22:45:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3249 transitions. [2018-09-26 22:45:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 1628 states and 3251 transitions. [2018-09-26 22:45:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3251 transitions. [2018-09-26 22:45:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 1629 states and 3253 transitions. [2018-09-26 22:45:29,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 3253 transitions. [2018-09-26 22:45:29,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 1630 states and 3255 transitions. [2018-09-26 22:45:29,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3255 transitions. [2018-09-26 22:45:29,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 1631 states and 3257 transitions. [2018-09-26 22:45:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3257 transitions. [2018-09-26 22:45:29,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 1632 states and 3259 transitions. [2018-09-26 22:45:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3259 transitions. [2018-09-26 22:45:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1633 states and 3261 transitions. [2018-09-26 22:45:29,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3261 transitions. [2018-09-26 22:45:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:29,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:29,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 1634 states and 3263 transitions. [2018-09-26 22:45:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3263 transitions. [2018-09-26 22:45:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 1635 states and 3265 transitions. [2018-09-26 22:45:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3265 transitions. [2018-09-26 22:45:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 1636 states and 3267 transitions. [2018-09-26 22:45:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3267 transitions. [2018-09-26 22:45:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3269 states to 1637 states and 3269 transitions. [2018-09-26 22:45:30,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3269 transitions. [2018-09-26 22:45:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 1638 states and 3271 transitions. [2018-09-26 22:45:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3271 transitions. [2018-09-26 22:45:30,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 1639 states and 3273 transitions. [2018-09-26 22:45:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3273 transitions. [2018-09-26 22:45:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 1640 states and 3275 transitions. [2018-09-26 22:45:30,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3275 transitions. [2018-09-26 22:45:30,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 1641 states and 3277 transitions. [2018-09-26 22:45:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3277 transitions. [2018-09-26 22:45:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1642 states and 3279 transitions. [2018-09-26 22:45:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3279 transitions. [2018-09-26 22:45:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 1643 states and 3281 transitions. [2018-09-26 22:45:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3281 transitions. [2018-09-26 22:45:30,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 1644 states and 3283 transitions. [2018-09-26 22:45:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3283 transitions. [2018-09-26 22:45:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1645 states and 3285 transitions. [2018-09-26 22:45:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3285 transitions. [2018-09-26 22:45:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 1646 states and 3287 transitions. [2018-09-26 22:45:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3287 transitions. [2018-09-26 22:45:30,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:30,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:30,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:30,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 1647 states and 3289 transitions. [2018-09-26 22:45:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3289 transitions. [2018-09-26 22:45:30,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:30,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1648 states and 3291 transitions. [2018-09-26 22:45:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3291 transitions. [2018-09-26 22:45:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 1649 states and 3293 transitions. [2018-09-26 22:45:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3293 transitions. [2018-09-26 22:45:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 1650 states and 3295 transitions. [2018-09-26 22:45:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3295 transitions. [2018-09-26 22:45:31,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 1651 states and 3297 transitions. [2018-09-26 22:45:31,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3297 transitions. [2018-09-26 22:45:31,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 1652 states and 3299 transitions. [2018-09-26 22:45:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3299 transitions. [2018-09-26 22:45:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 1653 states and 3301 transitions. [2018-09-26 22:45:31,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3301 transitions. [2018-09-26 22:45:31,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1654 states and 3303 transitions. [2018-09-26 22:45:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3303 transitions. [2018-09-26 22:45:31,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 1655 states and 3305 transitions. [2018-09-26 22:45:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 3305 transitions. [2018-09-26 22:45:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 1656 states and 3307 transitions. [2018-09-26 22:45:31,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3307 transitions. [2018-09-26 22:45:31,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 1657 states and 3309 transitions. [2018-09-26 22:45:31,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3309 transitions. [2018-09-26 22:45:31,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1658 states and 3311 transitions. [2018-09-26 22:45:31,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3311 transitions. [2018-09-26 22:45:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 1659 states and 3313 transitions. [2018-09-26 22:45:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3313 transitions. [2018-09-26 22:45:31,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:31,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:31,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1660 states and 3315 transitions. [2018-09-26 22:45:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3315 transitions. [2018-09-26 22:45:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1661 states and 3317 transitions. [2018-09-26 22:45:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3317 transitions. [2018-09-26 22:45:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 1662 states and 3319 transitions. [2018-09-26 22:45:32,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3319 transitions. [2018-09-26 22:45:32,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 1663 states and 3321 transitions. [2018-09-26 22:45:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3321 transitions. [2018-09-26 22:45:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 1664 states and 3323 transitions. [2018-09-26 22:45:32,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3323 transitions. [2018-09-26 22:45:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1665 states and 3325 transitions. [2018-09-26 22:45:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3325 transitions. [2018-09-26 22:45:32,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 1666 states and 3327 transitions. [2018-09-26 22:45:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3327 transitions. [2018-09-26 22:45:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 1667 states and 3329 transitions. [2018-09-26 22:45:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3329 transitions. [2018-09-26 22:45:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 1668 states and 3331 transitions. [2018-09-26 22:45:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3331 transitions. [2018-09-26 22:45:32,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:32,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:32,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1669 states and 3333 transitions. [2018-09-26 22:45:32,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3333 transitions. [2018-09-26 22:45:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:32,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:32,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1670 states and 3335 transitions. [2018-09-26 22:45:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3335 transitions. [2018-09-26 22:45:33,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1671 states and 3337 transitions. [2018-09-26 22:45:33,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3337 transitions. [2018-09-26 22:45:33,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1672 states and 3339 transitions. [2018-09-26 22:45:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3339 transitions. [2018-09-26 22:45:33,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 1673 states and 3341 transitions. [2018-09-26 22:45:33,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3341 transitions. [2018-09-26 22:45:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 1674 states and 3343 transitions. [2018-09-26 22:45:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3343 transitions. [2018-09-26 22:45:33,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 1675 states and 3345 transitions. [2018-09-26 22:45:33,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3345 transitions. [2018-09-26 22:45:33,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1676 states and 3347 transitions. [2018-09-26 22:45:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3347 transitions. [2018-09-26 22:45:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 1677 states and 3349 transitions. [2018-09-26 22:45:33,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3349 transitions. [2018-09-26 22:45:33,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 1678 states and 3351 transitions. [2018-09-26 22:45:33,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3351 transitions. [2018-09-26 22:45:33,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 1679 states and 3353 transitions. [2018-09-26 22:45:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3353 transitions. [2018-09-26 22:45:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 1680 states and 3355 transitions. [2018-09-26 22:45:33,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3355 transitions. [2018-09-26 22:45:33,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 1681 states and 3357 transitions. [2018-09-26 22:45:33,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3357 transitions. [2018-09-26 22:45:33,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:33,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:33,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:33,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 1682 states and 3359 transitions. [2018-09-26 22:45:33,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3359 transitions. [2018-09-26 22:45:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:33,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:33,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 1683 states and 3361 transitions. [2018-09-26 22:45:34,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3361 transitions. [2018-09-26 22:45:34,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 1684 states and 3363 transitions. [2018-09-26 22:45:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3363 transitions. [2018-09-26 22:45:34,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 1685 states and 3365 transitions. [2018-09-26 22:45:34,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3365 transitions. [2018-09-26 22:45:34,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1686 states and 3367 transitions. [2018-09-26 22:45:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3367 transitions. [2018-09-26 22:45:34,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1687 states and 3369 transitions. [2018-09-26 22:45:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3369 transitions. [2018-09-26 22:45:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 1688 states and 3371 transitions. [2018-09-26 22:45:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3371 transitions. [2018-09-26 22:45:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 1689 states and 3373 transitions. [2018-09-26 22:45:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3373 transitions. [2018-09-26 22:45:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 1690 states and 3375 transitions. [2018-09-26 22:45:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3375 transitions. [2018-09-26 22:45:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 1691 states and 3377 transitions. [2018-09-26 22:45:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3377 transitions. [2018-09-26 22:45:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 1692 states and 3379 transitions. [2018-09-26 22:45:34,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3379 transitions. [2018-09-26 22:45:34,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 1693 states and 3381 transitions. [2018-09-26 22:45:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3381 transitions. [2018-09-26 22:45:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:34,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:34,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 1694 states and 3383 transitions. [2018-09-26 22:45:35,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3383 transitions. [2018-09-26 22:45:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1695 states and 3385 transitions. [2018-09-26 22:45:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3385 transitions. [2018-09-26 22:45:35,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 1696 states and 3387 transitions. [2018-09-26 22:45:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3387 transitions. [2018-09-26 22:45:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 1697 states and 3389 transitions. [2018-09-26 22:45:35,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3389 transitions. [2018-09-26 22:45:35,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 1698 states and 3391 transitions. [2018-09-26 22:45:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3391 transitions. [2018-09-26 22:45:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 1699 states and 3393 transitions. [2018-09-26 22:45:35,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3393 transitions. [2018-09-26 22:45:35,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 1700 states and 3395 transitions. [2018-09-26 22:45:35,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3395 transitions. [2018-09-26 22:45:35,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 1701 states and 3397 transitions. [2018-09-26 22:45:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3397 transitions. [2018-09-26 22:45:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1702 states and 3399 transitions. [2018-09-26 22:45:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3399 transitions. [2018-09-26 22:45:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 1703 states and 3401 transitions. [2018-09-26 22:45:35,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3401 transitions. [2018-09-26 22:45:35,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1704 states and 3403 transitions. [2018-09-26 22:45:35,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3403 transitions. [2018-09-26 22:45:35,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 1705 states and 3405 transitions. [2018-09-26 22:45:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3405 transitions. [2018-09-26 22:45:35,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1706 states and 3407 transitions. [2018-09-26 22:45:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3407 transitions. [2018-09-26 22:45:35,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:35,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:35,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1707 states and 3409 transitions. [2018-09-26 22:45:36,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3409 transitions. [2018-09-26 22:45:36,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 1708 states and 3411 transitions. [2018-09-26 22:45:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3411 transitions. [2018-09-26 22:45:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1709 states and 3413 transitions. [2018-09-26 22:45:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3413 transitions. [2018-09-26 22:45:36,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 1710 states and 3415 transitions. [2018-09-26 22:45:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3415 transitions. [2018-09-26 22:45:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1711 states and 3417 transitions. [2018-09-26 22:45:36,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3417 transitions. [2018-09-26 22:45:36,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 1712 states and 3419 transitions. [2018-09-26 22:45:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3419 transitions. [2018-09-26 22:45:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1713 states and 3421 transitions. [2018-09-26 22:45:36,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3421 transitions. [2018-09-26 22:45:36,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1714 states and 3423 transitions. [2018-09-26 22:45:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3423 transitions. [2018-09-26 22:45:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1715 states and 3425 transitions. [2018-09-26 22:45:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3425 transitions. [2018-09-26 22:45:36,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 1716 states and 3427 transitions. [2018-09-26 22:45:36,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3427 transitions. [2018-09-26 22:45:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 1717 states and 3429 transitions. [2018-09-26 22:45:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3429 transitions. [2018-09-26 22:45:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1718 states and 3431 transitions. [2018-09-26 22:45:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3431 transitions. [2018-09-26 22:45:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:36,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:36,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:36,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 1719 states and 3433 transitions. [2018-09-26 22:45:37,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3433 transitions. [2018-09-26 22:45:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1720 states and 3435 transitions. [2018-09-26 22:45:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3435 transitions. [2018-09-26 22:45:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1721 states and 3437 transitions. [2018-09-26 22:45:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3437 transitions. [2018-09-26 22:45:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 1722 states and 3439 transitions. [2018-09-26 22:45:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3439 transitions. [2018-09-26 22:45:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 1723 states and 3441 transitions. [2018-09-26 22:45:37,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3441 transitions. [2018-09-26 22:45:37,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1724 states and 3443 transitions. [2018-09-26 22:45:37,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3443 transitions. [2018-09-26 22:45:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1725 states and 3445 transitions. [2018-09-26 22:45:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3445 transitions. [2018-09-26 22:45:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 1726 states and 3447 transitions. [2018-09-26 22:45:37,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3447 transitions. [2018-09-26 22:45:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 1727 states and 3449 transitions. [2018-09-26 22:45:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3449 transitions. [2018-09-26 22:45:37,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1728 states and 3451 transitions. [2018-09-26 22:45:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3451 transitions. [2018-09-26 22:45:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 1729 states and 3453 transitions. [2018-09-26 22:45:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3453 transitions. [2018-09-26 22:45:37,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 1730 states and 3455 transitions. [2018-09-26 22:45:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3455 transitions. [2018-09-26 22:45:37,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:37,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:37,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:37,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1731 states and 3457 transitions. [2018-09-26 22:45:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3457 transitions. [2018-09-26 22:45:38,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1732 states and 3459 transitions. [2018-09-26 22:45:38,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3459 transitions. [2018-09-26 22:45:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 1733 states and 3461 transitions. [2018-09-26 22:45:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3461 transitions. [2018-09-26 22:45:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 1734 states and 3463 transitions. [2018-09-26 22:45:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3463 transitions. [2018-09-26 22:45:38,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 1735 states and 3465 transitions. [2018-09-26 22:45:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3465 transitions. [2018-09-26 22:45:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1736 states and 3467 transitions. [2018-09-26 22:45:38,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3467 transitions. [2018-09-26 22:45:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1737 states and 3469 transitions. [2018-09-26 22:45:38,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3469 transitions. [2018-09-26 22:45:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 1738 states and 3471 transitions. [2018-09-26 22:45:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3471 transitions. [2018-09-26 22:45:38,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1739 states and 3473 transitions. [2018-09-26 22:45:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3473 transitions. [2018-09-26 22:45:38,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 1740 states and 3475 transitions. [2018-09-26 22:45:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3475 transitions. [2018-09-26 22:45:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1741 states and 3477 transitions. [2018-09-26 22:45:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3477 transitions. [2018-09-26 22:45:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 1742 states and 3479 transitions. [2018-09-26 22:45:38,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3479 transitions. [2018-09-26 22:45:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:38,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1743 states and 3481 transitions. [2018-09-26 22:45:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3481 transitions. [2018-09-26 22:45:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:38,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:38,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:38,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1744 states and 3483 transitions. [2018-09-26 22:45:39,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3483 transitions. [2018-09-26 22:45:39,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1745 states and 3485 transitions. [2018-09-26 22:45:39,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3485 transitions. [2018-09-26 22:45:39,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 1746 states and 3487 transitions. [2018-09-26 22:45:39,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3487 transitions. [2018-09-26 22:45:39,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1747 states and 3489 transitions. [2018-09-26 22:45:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3489 transitions. [2018-09-26 22:45:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1748 states and 3491 transitions. [2018-09-26 22:45:39,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3491 transitions. [2018-09-26 22:45:39,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1749 states and 3493 transitions. [2018-09-26 22:45:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3493 transitions. [2018-09-26 22:45:39,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1750 states and 3495 transitions. [2018-09-26 22:45:39,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3495 transitions. [2018-09-26 22:45:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 1751 states and 3497 transitions. [2018-09-26 22:45:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3497 transitions. [2018-09-26 22:45:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 1752 states and 3499 transitions. [2018-09-26 22:45:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3499 transitions. [2018-09-26 22:45:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1753 states and 3501 transitions. [2018-09-26 22:45:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3501 transitions. [2018-09-26 22:45:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1754 states and 3503 transitions. [2018-09-26 22:45:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3503 transitions. [2018-09-26 22:45:39,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1755 states and 3505 transitions. [2018-09-26 22:45:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3505 transitions. [2018-09-26 22:45:39,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:39,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 1756 states and 3507 transitions. [2018-09-26 22:45:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3507 transitions. [2018-09-26 22:45:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:39,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:39,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1757 states and 3509 transitions. [2018-09-26 22:45:40,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3509 transitions. [2018-09-26 22:45:40,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 1758 states and 3511 transitions. [2018-09-26 22:45:40,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3511 transitions. [2018-09-26 22:45:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1759 states and 3513 transitions. [2018-09-26 22:45:40,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3513 transitions. [2018-09-26 22:45:40,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1760 states and 3515 transitions. [2018-09-26 22:45:40,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3515 transitions. [2018-09-26 22:45:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1761 states and 3517 transitions. [2018-09-26 22:45:40,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3517 transitions. [2018-09-26 22:45:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 1762 states and 3519 transitions. [2018-09-26 22:45:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3519 transitions. [2018-09-26 22:45:40,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 1763 states and 3521 transitions. [2018-09-26 22:45:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3521 transitions. [2018-09-26 22:45:40,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1764 states and 3523 transitions. [2018-09-26 22:45:40,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3523 transitions. [2018-09-26 22:45:40,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1765 states and 3525 transitions. [2018-09-26 22:45:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3525 transitions. [2018-09-26 22:45:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 1766 states and 3527 transitions. [2018-09-26 22:45:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3527 transitions. [2018-09-26 22:45:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1767 states and 3529 transitions. [2018-09-26 22:45:40,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3529 transitions. [2018-09-26 22:45:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 1768 states and 3531 transitions. [2018-09-26 22:45:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3531 transitions. [2018-09-26 22:45:40,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:40,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:40,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1769 states and 3533 transitions. [2018-09-26 22:45:41,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3533 transitions. [2018-09-26 22:45:41,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 1770 states and 3535 transitions. [2018-09-26 22:45:41,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3535 transitions. [2018-09-26 22:45:41,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1771 states and 3537 transitions. [2018-09-26 22:45:41,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3537 transitions. [2018-09-26 22:45:41,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 1772 states and 3539 transitions. [2018-09-26 22:45:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3539 transitions. [2018-09-26 22:45:41,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1773 states and 3541 transitions. [2018-09-26 22:45:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3541 transitions. [2018-09-26 22:45:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1774 states and 3543 transitions. [2018-09-26 22:45:41,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3543 transitions. [2018-09-26 22:45:41,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1775 states and 3545 transitions. [2018-09-26 22:45:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3545 transitions. [2018-09-26 22:45:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 1776 states and 3547 transitions. [2018-09-26 22:45:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3547 transitions. [2018-09-26 22:45:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1777 states and 3549 transitions. [2018-09-26 22:45:41,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3549 transitions. [2018-09-26 22:45:41,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1778 states and 3551 transitions. [2018-09-26 22:45:41,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3551 transitions. [2018-09-26 22:45:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1779 states and 3553 transitions. [2018-09-26 22:45:41,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3553 transitions. [2018-09-26 22:45:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:41,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:41,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1780 states and 3555 transitions. [2018-09-26 22:45:41,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3555 transitions. [2018-09-26 22:45:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:41,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:41,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:41,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1781 states and 3557 transitions. [2018-09-26 22:45:42,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3557 transitions. [2018-09-26 22:45:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1782 states and 3559 transitions. [2018-09-26 22:45:42,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3559 transitions. [2018-09-26 22:45:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 1783 states and 3561 transitions. [2018-09-26 22:45:42,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3561 transitions. [2018-09-26 22:45:42,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1784 states and 3563 transitions. [2018-09-26 22:45:42,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3563 transitions. [2018-09-26 22:45:42,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 1785 states and 3565 transitions. [2018-09-26 22:45:42,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3565 transitions. [2018-09-26 22:45:42,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1786 states and 3567 transitions. [2018-09-26 22:45:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3567 transitions. [2018-09-26 22:45:42,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 1787 states and 3569 transitions. [2018-09-26 22:45:42,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3569 transitions. [2018-09-26 22:45:42,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1788 states and 3571 transitions. [2018-09-26 22:45:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3571 transitions. [2018-09-26 22:45:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 1789 states and 3573 transitions. [2018-09-26 22:45:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3573 transitions. [2018-09-26 22:45:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 1790 states and 3575 transitions. [2018-09-26 22:45:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3575 transitions. [2018-09-26 22:45:42,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 1791 states and 3577 transitions. [2018-09-26 22:45:42,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3577 transitions. [2018-09-26 22:45:42,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 1792 states and 3579 transitions. [2018-09-26 22:45:42,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3579 transitions. [2018-09-26 22:45:42,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:42,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:42,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 1793 states and 3581 transitions. [2018-09-26 22:45:42,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3581 transitions. [2018-09-26 22:45:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:42,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:42,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1794 states and 3583 transitions. [2018-09-26 22:45:43,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3583 transitions. [2018-09-26 22:45:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1795 states and 3585 transitions. [2018-09-26 22:45:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3585 transitions. [2018-09-26 22:45:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1796 states and 3587 transitions. [2018-09-26 22:45:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3587 transitions. [2018-09-26 22:45:43,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1797 states and 3589 transitions. [2018-09-26 22:45:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3589 transitions. [2018-09-26 22:45:43,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1798 states and 3591 transitions. [2018-09-26 22:45:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3591 transitions. [2018-09-26 22:45:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1799 states and 3593 transitions. [2018-09-26 22:45:43,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3593 transitions. [2018-09-26 22:45:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1800 states and 3595 transitions. [2018-09-26 22:45:43,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3595 transitions. [2018-09-26 22:45:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1801 states and 3597 transitions. [2018-09-26 22:45:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3597 transitions. [2018-09-26 22:45:43,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 1802 states and 3599 transitions. [2018-09-26 22:45:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3599 transitions. [2018-09-26 22:45:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1803 states and 3601 transitions. [2018-09-26 22:45:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3601 transitions. [2018-09-26 22:45:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:43,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:43,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1804 states and 3603 transitions. [2018-09-26 22:45:43,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3603 transitions. [2018-09-26 22:45:43,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:43,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:43,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 1805 states and 3605 transitions. [2018-09-26 22:45:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3605 transitions. [2018-09-26 22:45:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1806 states and 3607 transitions. [2018-09-26 22:45:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3607 transitions. [2018-09-26 22:45:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1807 states and 3609 transitions. [2018-09-26 22:45:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3609 transitions. [2018-09-26 22:45:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1808 states and 3611 transitions. [2018-09-26 22:45:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3611 transitions. [2018-09-26 22:45:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1809 states and 3613 transitions. [2018-09-26 22:45:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3613 transitions. [2018-09-26 22:45:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1810 states and 3615 transitions. [2018-09-26 22:45:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3615 transitions. [2018-09-26 22:45:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1811 states and 3617 transitions. [2018-09-26 22:45:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3617 transitions. [2018-09-26 22:45:44,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1812 states and 3619 transitions. [2018-09-26 22:45:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3619 transitions. [2018-09-26 22:45:44,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1813 states and 3621 transitions. [2018-09-26 22:45:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3621 transitions. [2018-09-26 22:45:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1814 states and 3623 transitions. [2018-09-26 22:45:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3623 transitions. [2018-09-26 22:45:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1815 states and 3625 transitions. [2018-09-26 22:45:44,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3625 transitions. [2018-09-26 22:45:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 1816 states and 3627 transitions. [2018-09-26 22:45:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3627 transitions. [2018-09-26 22:45:44,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:44,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:44,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:44,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1817 states and 3629 transitions. [2018-09-26 22:45:45,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3629 transitions. [2018-09-26 22:45:45,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 1818 states and 3631 transitions. [2018-09-26 22:45:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3631 transitions. [2018-09-26 22:45:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1819 states and 3633 transitions. [2018-09-26 22:45:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3633 transitions. [2018-09-26 22:45:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 1820 states and 3635 transitions. [2018-09-26 22:45:45,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3635 transitions. [2018-09-26 22:45:45,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 1821 states and 3637 transitions. [2018-09-26 22:45:45,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3637 transitions. [2018-09-26 22:45:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 1822 states and 3639 transitions. [2018-09-26 22:45:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3639 transitions. [2018-09-26 22:45:45,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 1823 states and 3641 transitions. [2018-09-26 22:45:45,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3641 transitions. [2018-09-26 22:45:45,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1824 states and 3643 transitions. [2018-09-26 22:45:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3643 transitions. [2018-09-26 22:45:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1825 states and 3645 transitions. [2018-09-26 22:45:45,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3645 transitions. [2018-09-26 22:45:45,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:45,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:45,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 1826 states and 3647 transitions. [2018-09-26 22:45:46,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3647 transitions. [2018-09-26 22:45:46,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 1827 states and 3649 transitions. [2018-09-26 22:45:46,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3649 transitions. [2018-09-26 22:45:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 1828 states and 3651 transitions. [2018-09-26 22:45:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3651 transitions. [2018-09-26 22:45:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 1829 states and 3653 transitions. [2018-09-26 22:45:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3653 transitions. [2018-09-26 22:45:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 1830 states and 3655 transitions. [2018-09-26 22:45:46,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3655 transitions. [2018-09-26 22:45:46,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1831 states and 3657 transitions. [2018-09-26 22:45:46,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3657 transitions. [2018-09-26 22:45:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1832 states and 3659 transitions. [2018-09-26 22:45:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3659 transitions. [2018-09-26 22:45:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 1833 states and 3661 transitions. [2018-09-26 22:45:46,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3661 transitions. [2018-09-26 22:45:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1834 states and 3663 transitions. [2018-09-26 22:45:46,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3663 transitions. [2018-09-26 22:45:46,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1835 states and 3665 transitions. [2018-09-26 22:45:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3665 transitions. [2018-09-26 22:45:46,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1836 states and 3667 transitions. [2018-09-26 22:45:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3667 transitions. [2018-09-26 22:45:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 1837 states and 3669 transitions. [2018-09-26 22:45:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3669 transitions. [2018-09-26 22:45:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:46,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:46,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 1838 states and 3671 transitions. [2018-09-26 22:45:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3671 transitions. [2018-09-26 22:45:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 1839 states and 3673 transitions. [2018-09-26 22:45:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3673 transitions. [2018-09-26 22:45:47,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1840 states and 3675 transitions. [2018-09-26 22:45:47,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3675 transitions. [2018-09-26 22:45:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1841 states and 3677 transitions. [2018-09-26 22:45:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3677 transitions. [2018-09-26 22:45:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1842 states and 3679 transitions. [2018-09-26 22:45:47,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3679 transitions. [2018-09-26 22:45:47,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1843 states and 3681 transitions. [2018-09-26 22:45:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3681 transitions. [2018-09-26 22:45:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1844 states and 3683 transitions. [2018-09-26 22:45:47,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3683 transitions. [2018-09-26 22:45:47,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1845 states and 3685 transitions. [2018-09-26 22:45:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3685 transitions. [2018-09-26 22:45:47,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 1846 states and 3687 transitions. [2018-09-26 22:45:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3687 transitions. [2018-09-26 22:45:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:47,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:47,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1847 states and 3689 transitions. [2018-09-26 22:45:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3689 transitions. [2018-09-26 22:45:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1848 states and 3691 transitions. [2018-09-26 22:45:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3691 transitions. [2018-09-26 22:45:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1849 states and 3693 transitions. [2018-09-26 22:45:48,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3693 transitions. [2018-09-26 22:45:48,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3695 states to 1850 states and 3695 transitions. [2018-09-26 22:45:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3695 transitions. [2018-09-26 22:45:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1851 states and 3697 transitions. [2018-09-26 22:45:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3697 transitions. [2018-09-26 22:45:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 1852 states and 3699 transitions. [2018-09-26 22:45:48,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3699 transitions. [2018-09-26 22:45:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1853 states and 3701 transitions. [2018-09-26 22:45:48,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3701 transitions. [2018-09-26 22:45:48,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1854 states and 3703 transitions. [2018-09-26 22:45:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3703 transitions. [2018-09-26 22:45:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 1855 states and 3705 transitions. [2018-09-26 22:45:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3705 transitions. [2018-09-26 22:45:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1856 states and 3707 transitions. [2018-09-26 22:45:48,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3707 transitions. [2018-09-26 22:45:48,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1857 states and 3709 transitions. [2018-09-26 22:45:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3709 transitions. [2018-09-26 22:45:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 1858 states and 3711 transitions. [2018-09-26 22:45:48,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3711 transitions. [2018-09-26 22:45:48,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:48,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:48,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 1859 states and 3713 transitions. [2018-09-26 22:45:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3713 transitions. [2018-09-26 22:45:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 1860 states and 3715 transitions. [2018-09-26 22:45:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3715 transitions. [2018-09-26 22:45:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 1861 states and 3717 transitions. [2018-09-26 22:45:49,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3717 transitions. [2018-09-26 22:45:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 1862 states and 3719 transitions. [2018-09-26 22:45:49,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3719 transitions. [2018-09-26 22:45:49,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1863 states and 3721 transitions. [2018-09-26 22:45:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3721 transitions. [2018-09-26 22:45:49,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1864 states and 3723 transitions. [2018-09-26 22:45:49,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3723 transitions. [2018-09-26 22:45:49,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1865 states and 3725 transitions. [2018-09-26 22:45:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3725 transitions. [2018-09-26 22:45:49,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 1866 states and 3727 transitions. [2018-09-26 22:45:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3727 transitions. [2018-09-26 22:45:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 1867 states and 3729 transitions. [2018-09-26 22:45:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3729 transitions. [2018-09-26 22:45:49,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 1868 states and 3731 transitions. [2018-09-26 22:45:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3731 transitions. [2018-09-26 22:45:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 1869 states and 3733 transitions. [2018-09-26 22:45:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3733 transitions. [2018-09-26 22:45:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 1870 states and 3735 transitions. [2018-09-26 22:45:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3735 transitions. [2018-09-26 22:45:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 1871 states and 3737 transitions. [2018-09-26 22:45:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3737 transitions. [2018-09-26 22:45:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:49,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:49,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3739 states to 1872 states and 3739 transitions. [2018-09-26 22:45:50,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3739 transitions. [2018-09-26 22:45:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 1873 states and 3741 transitions. [2018-09-26 22:45:50,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3741 transitions. [2018-09-26 22:45:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 1874 states and 3743 transitions. [2018-09-26 22:45:50,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3743 transitions. [2018-09-26 22:45:50,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 1875 states and 3745 transitions. [2018-09-26 22:45:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3745 transitions. [2018-09-26 22:45:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 1876 states and 3747 transitions. [2018-09-26 22:45:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3747 transitions. [2018-09-26 22:45:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 1877 states and 3749 transitions. [2018-09-26 22:45:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3749 transitions. [2018-09-26 22:45:50,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 1878 states and 3751 transitions. [2018-09-26 22:45:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3751 transitions. [2018-09-26 22:45:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 1879 states and 3753 transitions. [2018-09-26 22:45:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3753 transitions. [2018-09-26 22:45:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 1880 states and 3755 transitions. [2018-09-26 22:45:50,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3755 transitions. [2018-09-26 22:45:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 1881 states and 3757 transitions. [2018-09-26 22:45:50,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3757 transitions. [2018-09-26 22:45:50,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 1882 states and 3759 transitions. [2018-09-26 22:45:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3759 transitions. [2018-09-26 22:45:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:50,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 1883 states and 3761 transitions. [2018-09-26 22:45:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3761 transitions. [2018-09-26 22:45:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:50,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:50,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 1884 states and 3763 transitions. [2018-09-26 22:45:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3763 transitions. [2018-09-26 22:45:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 1885 states and 3765 transitions. [2018-09-26 22:45:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3765 transitions. [2018-09-26 22:45:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 1886 states and 3767 transitions. [2018-09-26 22:45:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3767 transitions. [2018-09-26 22:45:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1887 states and 3769 transitions. [2018-09-26 22:45:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3769 transitions. [2018-09-26 22:45:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1888 states and 3771 transitions. [2018-09-26 22:45:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3771 transitions. [2018-09-26 22:45:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 1889 states and 3773 transitions. [2018-09-26 22:45:51,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3773 transitions. [2018-09-26 22:45:51,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:51,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1890 states and 3775 transitions. [2018-09-26 22:45:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3775 transitions. [2018-09-26 22:45:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:51,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:51,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 1891 states and 3777 transitions. [2018-09-26 22:45:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3777 transitions. [2018-09-26 22:45:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1892 states and 3779 transitions. [2018-09-26 22:45:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3779 transitions. [2018-09-26 22:45:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 1893 states and 3781 transitions. [2018-09-26 22:45:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3781 transitions. [2018-09-26 22:45:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 1894 states and 3783 transitions. [2018-09-26 22:45:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3783 transitions. [2018-09-26 22:45:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 1895 states and 3785 transitions. [2018-09-26 22:45:52,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3785 transitions. [2018-09-26 22:45:52,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 1896 states and 3787 transitions. [2018-09-26 22:45:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3787 transitions. [2018-09-26 22:45:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 1897 states and 3789 transitions. [2018-09-26 22:45:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3789 transitions. [2018-09-26 22:45:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1898 states and 3791 transitions. [2018-09-26 22:45:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3791 transitions. [2018-09-26 22:45:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 1899 states and 3793 transitions. [2018-09-26 22:45:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3793 transitions. [2018-09-26 22:45:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 1900 states and 3795 transitions. [2018-09-26 22:45:52,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3795 transitions. [2018-09-26 22:45:52,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 1901 states and 3797 transitions. [2018-09-26 22:45:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3797 transitions. [2018-09-26 22:45:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:52,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 1902 states and 3799 transitions. [2018-09-26 22:45:52,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3799 transitions. [2018-09-26 22:45:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:52,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:52,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 1903 states and 3801 transitions. [2018-09-26 22:45:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3801 transitions. [2018-09-26 22:45:53,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 1904 states and 3803 transitions. [2018-09-26 22:45:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3803 transitions. [2018-09-26 22:45:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 1905 states and 3805 transitions. [2018-09-26 22:45:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3805 transitions. [2018-09-26 22:45:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 1906 states and 3807 transitions. [2018-09-26 22:45:53,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3807 transitions. [2018-09-26 22:45:53,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 1907 states and 3809 transitions. [2018-09-26 22:45:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3809 transitions. [2018-09-26 22:45:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3811 states to 1908 states and 3811 transitions. [2018-09-26 22:45:53,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3811 transitions. [2018-09-26 22:45:53,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3813 states to 1909 states and 3813 transitions. [2018-09-26 22:45:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3813 transitions. [2018-09-26 22:45:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 1910 states and 3815 transitions. [2018-09-26 22:45:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3815 transitions. [2018-09-26 22:45:53,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 1911 states and 3817 transitions. [2018-09-26 22:45:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3817 transitions. [2018-09-26 22:45:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 1912 states and 3819 transitions. [2018-09-26 22:45:53,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3819 transitions. [2018-09-26 22:45:53,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 1913 states and 3821 transitions. [2018-09-26 22:45:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3821 transitions. [2018-09-26 22:45:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 1914 states and 3823 transitions. [2018-09-26 22:45:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3823 transitions. [2018-09-26 22:45:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:53,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:53,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 1915 states and 3825 transitions. [2018-09-26 22:45:54,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3825 transitions. [2018-09-26 22:45:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1916 states and 3827 transitions. [2018-09-26 22:45:54,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3827 transitions. [2018-09-26 22:45:54,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 1917 states and 3829 transitions. [2018-09-26 22:45:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3829 transitions. [2018-09-26 22:45:54,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 1918 states and 3831 transitions. [2018-09-26 22:45:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3831 transitions. [2018-09-26 22:45:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 1919 states and 3833 transitions. [2018-09-26 22:45:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3833 transitions. [2018-09-26 22:45:54,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 1920 states and 3835 transitions. [2018-09-26 22:45:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3835 transitions. [2018-09-26 22:45:54,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 1921 states and 3837 transitions. [2018-09-26 22:45:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3837 transitions. [2018-09-26 22:45:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 1922 states and 3839 transitions. [2018-09-26 22:45:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3839 transitions. [2018-09-26 22:45:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 1923 states and 3841 transitions. [2018-09-26 22:45:54,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3841 transitions. [2018-09-26 22:45:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 1924 states and 3843 transitions. [2018-09-26 22:45:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3843 transitions. [2018-09-26 22:45:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 1925 states and 3845 transitions. [2018-09-26 22:45:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3845 transitions. [2018-09-26 22:45:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 1926 states and 3847 transitions. [2018-09-26 22:45:54,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3847 transitions. [2018-09-26 22:45:54,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:54,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:54,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:54,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 1927 states and 3849 transitions. [2018-09-26 22:45:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3849 transitions. [2018-09-26 22:45:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 1928 states and 3851 transitions. [2018-09-26 22:45:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3851 transitions. [2018-09-26 22:45:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 1929 states and 3853 transitions. [2018-09-26 22:45:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3853 transitions. [2018-09-26 22:45:55,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3855 states to 1930 states and 3855 transitions. [2018-09-26 22:45:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3855 transitions. [2018-09-26 22:45:55,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 1931 states and 3857 transitions. [2018-09-26 22:45:55,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3857 transitions. [2018-09-26 22:45:55,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 1932 states and 3859 transitions. [2018-09-26 22:45:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3859 transitions. [2018-09-26 22:45:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 1933 states and 3861 transitions. [2018-09-26 22:45:55,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3861 transitions. [2018-09-26 22:45:55,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 1934 states and 3863 transitions. [2018-09-26 22:45:55,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3863 transitions. [2018-09-26 22:45:55,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1935 states and 3865 transitions. [2018-09-26 22:45:55,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3865 transitions. [2018-09-26 22:45:55,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1936 states and 3867 transitions. [2018-09-26 22:45:55,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3867 transitions. [2018-09-26 22:45:55,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1937 states and 3869 transitions. [2018-09-26 22:45:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3869 transitions. [2018-09-26 22:45:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:55,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 1938 states and 3871 transitions. [2018-09-26 22:45:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3871 transitions. [2018-09-26 22:45:55,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:55,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:55,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 1939 states and 3873 transitions. [2018-09-26 22:45:56,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3873 transitions. [2018-09-26 22:45:56,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 1940 states and 3875 transitions. [2018-09-26 22:45:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3875 transitions. [2018-09-26 22:45:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 1941 states and 3877 transitions. [2018-09-26 22:45:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3877 transitions. [2018-09-26 22:45:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 1942 states and 3879 transitions. [2018-09-26 22:45:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3879 transitions. [2018-09-26 22:45:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 1943 states and 3881 transitions. [2018-09-26 22:45:56,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3881 transitions. [2018-09-26 22:45:56,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 1944 states and 3883 transitions. [2018-09-26 22:45:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3883 transitions. [2018-09-26 22:45:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 1945 states and 3885 transitions. [2018-09-26 22:45:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3885 transitions. [2018-09-26 22:45:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 1946 states and 3887 transitions. [2018-09-26 22:45:56,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3887 transitions. [2018-09-26 22:45:56,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 1947 states and 3889 transitions. [2018-09-26 22:45:56,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3889 transitions. [2018-09-26 22:45:56,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 1948 states and 3891 transitions. [2018-09-26 22:45:56,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3891 transitions. [2018-09-26 22:45:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 1949 states and 3893 transitions. [2018-09-26 22:45:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 3893 transitions. [2018-09-26 22:45:56,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 1950 states and 3895 transitions. [2018-09-26 22:45:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3895 transitions. [2018-09-26 22:45:56,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:56,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:56,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 1951 states and 3897 transitions. [2018-09-26 22:45:57,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3897 transitions. [2018-09-26 22:45:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 1952 states and 3899 transitions. [2018-09-26 22:45:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3899 transitions. [2018-09-26 22:45:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 1953 states and 3901 transitions. [2018-09-26 22:45:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3901 transitions. [2018-09-26 22:45:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 1954 states and 3903 transitions. [2018-09-26 22:45:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3903 transitions. [2018-09-26 22:45:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 1955 states and 3905 transitions. [2018-09-26 22:45:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3905 transitions. [2018-09-26 22:45:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 1956 states and 3907 transitions. [2018-09-26 22:45:57,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3907 transitions. [2018-09-26 22:45:57,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 1957 states and 3909 transitions. [2018-09-26 22:45:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3909 transitions. [2018-09-26 22:45:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 1958 states and 3911 transitions. [2018-09-26 22:45:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3911 transitions. [2018-09-26 22:45:57,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 1959 states and 3913 transitions. [2018-09-26 22:45:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3913 transitions. [2018-09-26 22:45:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 1960 states and 3915 transitions. [2018-09-26 22:45:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3915 transitions. [2018-09-26 22:45:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 1961 states and 3917 transitions. [2018-09-26 22:45:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3917 transitions. [2018-09-26 22:45:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:57,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 1962 states and 3919 transitions. [2018-09-26 22:45:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3919 transitions. [2018-09-26 22:45:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:57,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:57,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3921 states to 1963 states and 3921 transitions. [2018-09-26 22:45:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3921 transitions. [2018-09-26 22:45:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 1964 states and 3923 transitions. [2018-09-26 22:45:58,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3923 transitions. [2018-09-26 22:45:58,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 1965 states and 3925 transitions. [2018-09-26 22:45:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3925 transitions. [2018-09-26 22:45:58,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 1966 states and 3927 transitions. [2018-09-26 22:45:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3927 transitions. [2018-09-26 22:45:58,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 1967 states and 3929 transitions. [2018-09-26 22:45:58,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3929 transitions. [2018-09-26 22:45:58,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 1968 states and 3931 transitions. [2018-09-26 22:45:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3931 transitions. [2018-09-26 22:45:58,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 1969 states and 3933 transitions. [2018-09-26 22:45:58,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3933 transitions. [2018-09-26 22:45:58,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3935 states to 1970 states and 3935 transitions. [2018-09-26 22:45:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3935 transitions. [2018-09-26 22:45:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3937 states to 1971 states and 3937 transitions. [2018-09-26 22:45:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3937 transitions. [2018-09-26 22:45:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 1972 states and 3939 transitions. [2018-09-26 22:45:58,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3939 transitions. [2018-09-26 22:45:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1973 states and 3941 transitions. [2018-09-26 22:45:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3941 transitions. [2018-09-26 22:45:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:58,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:58,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 1974 states and 3943 transitions. [2018-09-26 22:45:58,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3943 transitions. [2018-09-26 22:45:58,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:58,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 1975 states and 3945 transitions. [2018-09-26 22:45:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3945 transitions. [2018-09-26 22:45:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 1976 states and 3947 transitions. [2018-09-26 22:45:59,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3947 transitions. [2018-09-26 22:45:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 1977 states and 3949 transitions. [2018-09-26 22:45:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3949 transitions. [2018-09-26 22:45:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 1978 states and 3951 transitions. [2018-09-26 22:45:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3951 transitions. [2018-09-26 22:45:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3953 states to 1979 states and 3953 transitions. [2018-09-26 22:45:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3953 transitions. [2018-09-26 22:45:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 1980 states and 3955 transitions. [2018-09-26 22:45:59,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3955 transitions. [2018-09-26 22:45:59,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1981 states and 3957 transitions. [2018-09-26 22:45:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3957 transitions. [2018-09-26 22:45:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 1982 states and 3959 transitions. [2018-09-26 22:45:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3959 transitions. [2018-09-26 22:45:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 1983 states and 3961 transitions. [2018-09-26 22:45:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3961 transitions. [2018-09-26 22:45:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 1984 states and 3963 transitions. [2018-09-26 22:45:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3963 transitions. [2018-09-26 22:45:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:45:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:45:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 1985 states and 3965 transitions. [2018-09-26 22:45:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3965 transitions. [2018-09-26 22:45:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:45:59,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:45:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:45:59,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:45:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1986 states and 3967 transitions. [2018-09-26 22:46:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3967 transitions. [2018-09-26 22:46:00,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 1987 states and 3969 transitions. [2018-09-26 22:46:00,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3969 transitions. [2018-09-26 22:46:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 1988 states and 3971 transitions. [2018-09-26 22:46:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 3971 transitions. [2018-09-26 22:46:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 1989 states and 3973 transitions. [2018-09-26 22:46:00,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3973 transitions. [2018-09-26 22:46:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1990 states and 3975 transitions. [2018-09-26 22:46:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3975 transitions. [2018-09-26 22:46:00,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 1991 states and 3977 transitions. [2018-09-26 22:46:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 3977 transitions. [2018-09-26 22:46:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 1992 states and 3979 transitions. [2018-09-26 22:46:00,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3979 transitions. [2018-09-26 22:46:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 1993 states and 3981 transitions. [2018-09-26 22:46:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3981 transitions. [2018-09-26 22:46:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 1994 states and 3983 transitions. [2018-09-26 22:46:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3983 transitions. [2018-09-26 22:46:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 1995 states and 3985 transitions. [2018-09-26 22:46:00,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3985 transitions. [2018-09-26 22:46:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 1996 states and 3987 transitions. [2018-09-26 22:46:00,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3987 transitions. [2018-09-26 22:46:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 1997 states and 3989 transitions. [2018-09-26 22:46:00,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3989 transitions. [2018-09-26 22:46:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:00,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:00,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:00,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 1998 states and 3991 transitions. [2018-09-26 22:46:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3991 transitions. [2018-09-26 22:46:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 1999 states and 3993 transitions. [2018-09-26 22:46:01,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3993 transitions. [2018-09-26 22:46:01,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 2000 states and 3995 transitions. [2018-09-26 22:46:01,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3995 transitions. [2018-09-26 22:46:01,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 2001 states and 3997 transitions. [2018-09-26 22:46:01,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3997 transitions. [2018-09-26 22:46:01,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 2002 states and 3999 transitions. [2018-09-26 22:46:01,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3999 transitions. [2018-09-26 22:46:01,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 2003 states and 4001 transitions. [2018-09-26 22:46:01,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 4001 transitions. [2018-09-26 22:46:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 2004 states and 4003 transitions. [2018-09-26 22:46:01,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4003 transitions. [2018-09-26 22:46:01,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 2005 states and 4005 transitions. [2018-09-26 22:46:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4005 transitions. [2018-09-26 22:46:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 2006 states and 4007 transitions. [2018-09-26 22:46:01,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 4007 transitions. [2018-09-26 22:46:01,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 2007 states and 4009 transitions. [2018-09-26 22:46:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 4009 transitions. [2018-09-26 22:46:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 2008 states and 4011 transitions. [2018-09-26 22:46:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4011 transitions. [2018-09-26 22:46:01,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:01,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:01,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 2009 states and 4013 transitions. [2018-09-26 22:46:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 4013 transitions. [2018-09-26 22:46:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:01,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 2010 states and 4015 transitions. [2018-09-26 22:46:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 4015 transitions. [2018-09-26 22:46:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 2011 states and 4017 transitions. [2018-09-26 22:46:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4017 transitions. [2018-09-26 22:46:02,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 2012 states and 4019 transitions. [2018-09-26 22:46:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 4019 transitions. [2018-09-26 22:46:02,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 2013 states and 4021 transitions. [2018-09-26 22:46:02,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4021 transitions. [2018-09-26 22:46:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 2014 states and 4023 transitions. [2018-09-26 22:46:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 4023 transitions. [2018-09-26 22:46:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 2015 states and 4025 transitions. [2018-09-26 22:46:02,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4025 transitions. [2018-09-26 22:46:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 2016 states and 4027 transitions. [2018-09-26 22:46:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 4027 transitions. [2018-09-26 22:46:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 2017 states and 4029 transitions. [2018-09-26 22:46:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4029 transitions. [2018-09-26 22:46:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 2018 states and 4031 transitions. [2018-09-26 22:46:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4031 transitions. [2018-09-26 22:46:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 2019 states and 4033 transitions. [2018-09-26 22:46:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4033 transitions. [2018-09-26 22:46:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:02,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:02,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 2020 states and 4035 transitions. [2018-09-26 22:46:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4035 transitions. [2018-09-26 22:46:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:02,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:02,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 2021 states and 4037 transitions. [2018-09-26 22:46:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 4037 transitions. [2018-09-26 22:46:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 2022 states and 4039 transitions. [2018-09-26 22:46:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4039 transitions. [2018-09-26 22:46:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 2023 states and 4041 transitions. [2018-09-26 22:46:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 4041 transitions. [2018-09-26 22:46:03,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4043 states to 2024 states and 4043 transitions. [2018-09-26 22:46:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4043 transitions. [2018-09-26 22:46:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 2025 states and 4045 transitions. [2018-09-26 22:46:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4045 transitions. [2018-09-26 22:46:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 2026 states and 4047 transitions. [2018-09-26 22:46:03,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4047 transitions. [2018-09-26 22:46:03,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 2027 states and 4049 transitions. [2018-09-26 22:46:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4049 transitions. [2018-09-26 22:46:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 2028 states and 4051 transitions. [2018-09-26 22:46:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 4051 transitions. [2018-09-26 22:46:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 2029 states and 4053 transitions. [2018-09-26 22:46:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4053 transitions. [2018-09-26 22:46:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 2030 states and 4055 transitions. [2018-09-26 22:46:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 4055 transitions. [2018-09-26 22:46:03,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 2031 states and 4057 transitions. [2018-09-26 22:46:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 4057 transitions. [2018-09-26 22:46:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:03,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:03,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:03,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 2032 states and 4059 transitions. [2018-09-26 22:46:04,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4059 transitions. [2018-09-26 22:46:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 2033 states and 4061 transitions. [2018-09-26 22:46:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4061 transitions. [2018-09-26 22:46:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4063 states to 2034 states and 4063 transitions. [2018-09-26 22:46:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 4063 transitions. [2018-09-26 22:46:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 2035 states and 4065 transitions. [2018-09-26 22:46:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4065 transitions. [2018-09-26 22:46:04,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 2036 states and 4067 transitions. [2018-09-26 22:46:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4067 transitions. [2018-09-26 22:46:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 2037 states and 4069 transitions. [2018-09-26 22:46:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4069 transitions. [2018-09-26 22:46:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4071 states to 2038 states and 4071 transitions. [2018-09-26 22:46:04,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4071 transitions. [2018-09-26 22:46:04,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 2039 states and 4073 transitions. [2018-09-26 22:46:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4073 transitions. [2018-09-26 22:46:04,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 2040 states and 4075 transitions. [2018-09-26 22:46:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4075 transitions. [2018-09-26 22:46:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 2041 states and 4077 transitions. [2018-09-26 22:46:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4077 transitions. [2018-09-26 22:46:04,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 2042 states and 4079 transitions. [2018-09-26 22:46:04,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 4079 transitions. [2018-09-26 22:46:04,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 2043 states and 4081 transitions. [2018-09-26 22:46:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4081 transitions. [2018-09-26 22:46:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:04,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:04,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 2044 states and 4083 transitions. [2018-09-26 22:46:05,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4083 transitions. [2018-09-26 22:46:05,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 2045 states and 4085 transitions. [2018-09-26 22:46:05,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4085 transitions. [2018-09-26 22:46:05,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 2046 states and 4087 transitions. [2018-09-26 22:46:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 4087 transitions. [2018-09-26 22:46:05,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 2047 states and 4089 transitions. [2018-09-26 22:46:05,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4089 transitions. [2018-09-26 22:46:05,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4091 states to 2048 states and 4091 transitions. [2018-09-26 22:46:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4091 transitions. [2018-09-26 22:46:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 2049 states and 4093 transitions. [2018-09-26 22:46:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 4093 transitions. [2018-09-26 22:46:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 2050 states and 4095 transitions. [2018-09-26 22:46:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4095 transitions. [2018-09-26 22:46:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 2051 states and 4097 transitions. [2018-09-26 22:46:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4097 transitions. [2018-09-26 22:46:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 2052 states and 4099 transitions. [2018-09-26 22:46:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 4099 transitions. [2018-09-26 22:46:05,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 2053 states and 4101 transitions. [2018-09-26 22:46:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4101 transitions. [2018-09-26 22:46:05,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 2054 states and 4103 transitions. [2018-09-26 22:46:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 4103 transitions. [2018-09-26 22:46:05,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:05,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:05,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 2055 states and 4105 transitions. [2018-09-26 22:46:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 4105 transitions. [2018-09-26 22:46:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 2056 states and 4107 transitions. [2018-09-26 22:46:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4107 transitions. [2018-09-26 22:46:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 2057 states and 4109 transitions. [2018-09-26 22:46:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 4109 transitions. [2018-09-26 22:46:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 2058 states and 4111 transitions. [2018-09-26 22:46:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4111 transitions. [2018-09-26 22:46:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4113 states to 2059 states and 4113 transitions. [2018-09-26 22:46:06,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 4113 transitions. [2018-09-26 22:46:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4115 states to 2060 states and 4115 transitions. [2018-09-26 22:46:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 4115 transitions. [2018-09-26 22:46:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 2061 states and 4117 transitions. [2018-09-26 22:46:06,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 4117 transitions. [2018-09-26 22:46:06,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 2062 states and 4119 transitions. [2018-09-26 22:46:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 4119 transitions. [2018-09-26 22:46:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 2063 states and 4121 transitions. [2018-09-26 22:46:06,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4121 transitions. [2018-09-26 22:46:06,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 2064 states and 4123 transitions. [2018-09-26 22:46:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 4123 transitions. [2018-09-26 22:46:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 2065 states and 4125 transitions. [2018-09-26 22:46:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 4125 transitions. [2018-09-26 22:46:06,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 2066 states and 4127 transitions. [2018-09-26 22:46:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 4127 transitions. [2018-09-26 22:46:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:06,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:06,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 2067 states and 4129 transitions. [2018-09-26 22:46:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4129 transitions. [2018-09-26 22:46:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 2068 states and 4131 transitions. [2018-09-26 22:46:07,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 4131 transitions. [2018-09-26 22:46:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 2069 states and 4133 transitions. [2018-09-26 22:46:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 4133 transitions. [2018-09-26 22:46:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 2070 states and 4135 transitions. [2018-09-26 22:46:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4135 transitions. [2018-09-26 22:46:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 2071 states and 4137 transitions. [2018-09-26 22:46:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4137 transitions. [2018-09-26 22:46:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 2072 states and 4139 transitions. [2018-09-26 22:46:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 4139 transitions. [2018-09-26 22:46:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 2073 states and 4141 transitions. [2018-09-26 22:46:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 4141 transitions. [2018-09-26 22:46:07,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 2074 states and 4143 transitions. [2018-09-26 22:46:07,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 4143 transitions. [2018-09-26 22:46:07,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 2075 states and 4145 transitions. [2018-09-26 22:46:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 4145 transitions. [2018-09-26 22:46:07,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 2076 states and 4147 transitions. [2018-09-26 22:46:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 4147 transitions. [2018-09-26 22:46:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:07,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 2077 states and 4149 transitions. [2018-09-26 22:46:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 4149 transitions. [2018-09-26 22:46:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:07,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:07,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 2078 states and 4151 transitions. [2018-09-26 22:46:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 4151 transitions. [2018-09-26 22:46:08,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 2079 states and 4153 transitions. [2018-09-26 22:46:08,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 4153 transitions. [2018-09-26 22:46:08,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4155 states to 2080 states and 4155 transitions. [2018-09-26 22:46:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 4155 transitions. [2018-09-26 22:46:08,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 2081 states and 4157 transitions. [2018-09-26 22:46:08,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4157 transitions. [2018-09-26 22:46:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 2082 states and 4159 transitions. [2018-09-26 22:46:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4159 transitions. [2018-09-26 22:46:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 2083 states and 4161 transitions. [2018-09-26 22:46:08,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4161 transitions. [2018-09-26 22:46:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 2084 states and 4163 transitions. [2018-09-26 22:46:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4163 transitions. [2018-09-26 22:46:08,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 2085 states and 4165 transitions. [2018-09-26 22:46:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4165 transitions. [2018-09-26 22:46:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 2086 states and 4167 transitions. [2018-09-26 22:46:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4167 transitions. [2018-09-26 22:46:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 2087 states and 4169 transitions. [2018-09-26 22:46:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 4169 transitions. [2018-09-26 22:46:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:08,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 2088 states and 4171 transitions. [2018-09-26 22:46:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 4171 transitions. [2018-09-26 22:46:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:08,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:08,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:08,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 2089 states and 4173 transitions. [2018-09-26 22:46:09,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 4173 transitions. [2018-09-26 22:46:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 2090 states and 4175 transitions. [2018-09-26 22:46:09,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 4175 transitions. [2018-09-26 22:46:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 2091 states and 4177 transitions. [2018-09-26 22:46:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 4177 transitions. [2018-09-26 22:46:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 2092 states and 4179 transitions. [2018-09-26 22:46:09,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 4179 transitions. [2018-09-26 22:46:09,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 2093 states and 4181 transitions. [2018-09-26 22:46:09,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4181 transitions. [2018-09-26 22:46:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 2094 states and 4183 transitions. [2018-09-26 22:46:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 4183 transitions. [2018-09-26 22:46:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 2095 states and 4185 transitions. [2018-09-26 22:46:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4185 transitions. [2018-09-26 22:46:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4187 states to 2096 states and 4187 transitions. [2018-09-26 22:46:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 4187 transitions. [2018-09-26 22:46:09,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 2097 states and 4189 transitions. [2018-09-26 22:46:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 4189 transitions. [2018-09-26 22:46:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 2098 states and 4191 transitions. [2018-09-26 22:46:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 4191 transitions. [2018-09-26 22:46:09,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 2099 states and 4193 transitions. [2018-09-26 22:46:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 4193 transitions. [2018-09-26 22:46:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:09,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4195 states to 2100 states and 4195 transitions. [2018-09-26 22:46:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4195 transitions. [2018-09-26 22:46:09,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:09,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:09,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 2101 states and 4197 transitions. [2018-09-26 22:46:10,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4197 transitions. [2018-09-26 22:46:10,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4199 states to 2102 states and 4199 transitions. [2018-09-26 22:46:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4199 transitions. [2018-09-26 22:46:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 2103 states and 4201 transitions. [2018-09-26 22:46:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4201 transitions. [2018-09-26 22:46:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 2104 states and 4203 transitions. [2018-09-26 22:46:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4203 transitions. [2018-09-26 22:46:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4205 states to 2105 states and 4205 transitions. [2018-09-26 22:46:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4205 transitions. [2018-09-26 22:46:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 2106 states and 4207 transitions. [2018-09-26 22:46:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 4207 transitions. [2018-09-26 22:46:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 2107 states and 4209 transitions. [2018-09-26 22:46:10,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 4209 transitions. [2018-09-26 22:46:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 2108 states and 4211 transitions. [2018-09-26 22:46:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4211 transitions. [2018-09-26 22:46:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4213 states to 2109 states and 4213 transitions. [2018-09-26 22:46:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 4213 transitions. [2018-09-26 22:46:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 2110 states and 4215 transitions. [2018-09-26 22:46:10,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 4215 transitions. [2018-09-26 22:46:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 2111 states and 4217 transitions. [2018-09-26 22:46:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 4217 transitions. [2018-09-26 22:46:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:10,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:10,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 2112 states and 4219 transitions. [2018-09-26 22:46:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 4219 transitions. [2018-09-26 22:46:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 2113 states and 4221 transitions. [2018-09-26 22:46:11,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 4221 transitions. [2018-09-26 22:46:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 2114 states and 4223 transitions. [2018-09-26 22:46:11,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 4223 transitions. [2018-09-26 22:46:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4225 states to 2115 states and 4225 transitions. [2018-09-26 22:46:11,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 4225 transitions. [2018-09-26 22:46:11,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4227 states to 2116 states and 4227 transitions. [2018-09-26 22:46:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 4227 transitions. [2018-09-26 22:46:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 2117 states and 4229 transitions. [2018-09-26 22:46:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 4229 transitions. [2018-09-26 22:46:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 2118 states and 4231 transitions. [2018-09-26 22:46:11,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 4231 transitions. [2018-09-26 22:46:11,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4233 states to 2119 states and 4233 transitions. [2018-09-26 22:46:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 4233 transitions. [2018-09-26 22:46:11,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4235 states to 2120 states and 4235 transitions. [2018-09-26 22:46:11,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 4235 transitions. [2018-09-26 22:46:11,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 2121 states and 4237 transitions. [2018-09-26 22:46:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 4237 transitions. [2018-09-26 22:46:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 2122 states and 4239 transitions. [2018-09-26 22:46:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 4239 transitions. [2018-09-26 22:46:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:11,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:11,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 2123 states and 4241 transitions. [2018-09-26 22:46:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 4241 transitions. [2018-09-26 22:46:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 2124 states and 4243 transitions. [2018-09-26 22:46:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 4243 transitions. [2018-09-26 22:46:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 2125 states and 4245 transitions. [2018-09-26 22:46:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4245 transitions. [2018-09-26 22:46:12,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 2126 states and 4247 transitions. [2018-09-26 22:46:12,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 4247 transitions. [2018-09-26 22:46:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 2127 states and 4249 transitions. [2018-09-26 22:46:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4249 transitions. [2018-09-26 22:46:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 2128 states and 4251 transitions. [2018-09-26 22:46:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4251 transitions. [2018-09-26 22:46:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 2129 states and 4253 transitions. [2018-09-26 22:46:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4253 transitions. [2018-09-26 22:46:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 2130 states and 4255 transitions. [2018-09-26 22:46:12,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 4255 transitions. [2018-09-26 22:46:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 2131 states and 4257 transitions. [2018-09-26 22:46:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 4257 transitions. [2018-09-26 22:46:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 2132 states and 4259 transitions. [2018-09-26 22:46:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4259 transitions. [2018-09-26 22:46:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:12,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4261 states to 2133 states and 4261 transitions. [2018-09-26 22:46:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 4261 transitions. [2018-09-26 22:46:12,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:12,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:12,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:12,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 2134 states and 4263 transitions. [2018-09-26 22:46:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 4263 transitions. [2018-09-26 22:46:13,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 2135 states and 4265 transitions. [2018-09-26 22:46:13,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 4265 transitions. [2018-09-26 22:46:13,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 2136 states and 4267 transitions. [2018-09-26 22:46:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 4267 transitions. [2018-09-26 22:46:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 2137 states and 4269 transitions. [2018-09-26 22:46:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4269 transitions. [2018-09-26 22:46:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 2138 states and 4271 transitions. [2018-09-26 22:46:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 4271 transitions. [2018-09-26 22:46:13,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4273 states to 2139 states and 4273 transitions. [2018-09-26 22:46:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 4273 transitions. [2018-09-26 22:46:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 2140 states and 4275 transitions. [2018-09-26 22:46:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4275 transitions. [2018-09-26 22:46:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 2141 states and 4277 transitions. [2018-09-26 22:46:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 4277 transitions. [2018-09-26 22:46:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 2142 states and 4279 transitions. [2018-09-26 22:46:13,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 4279 transitions. [2018-09-26 22:46:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 2143 states and 4281 transitions. [2018-09-26 22:46:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 4281 transitions. [2018-09-26 22:46:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:13,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 2144 states and 4283 transitions. [2018-09-26 22:46:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4283 transitions. [2018-09-26 22:46:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:13,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:13,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 2145 states and 4285 transitions. [2018-09-26 22:46:14,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4285 transitions. [2018-09-26 22:46:14,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 2146 states and 4287 transitions. [2018-09-26 22:46:14,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 4287 transitions. [2018-09-26 22:46:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 2147 states and 4289 transitions. [2018-09-26 22:46:14,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4289 transitions. [2018-09-26 22:46:14,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 2148 states and 4291 transitions. [2018-09-26 22:46:14,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4291 transitions. [2018-09-26 22:46:14,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 2149 states and 4293 transitions. [2018-09-26 22:46:14,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 4293 transitions. [2018-09-26 22:46:14,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 2150 states and 4295 transitions. [2018-09-26 22:46:14,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4295 transitions. [2018-09-26 22:46:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 2151 states and 4297 transitions. [2018-09-26 22:46:14,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4297 transitions. [2018-09-26 22:46:14,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 2152 states and 4299 transitions. [2018-09-26 22:46:14,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4299 transitions. [2018-09-26 22:46:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 2153 states and 4301 transitions. [2018-09-26 22:46:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 4301 transitions. [2018-09-26 22:46:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 2154 states and 4303 transitions. [2018-09-26 22:46:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 4303 transitions. [2018-09-26 22:46:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:14,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:14,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 2155 states and 4305 transitions. [2018-09-26 22:46:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 4305 transitions. [2018-09-26 22:46:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:14,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:14,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 2156 states and 4307 transitions. [2018-09-26 22:46:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 4307 transitions. [2018-09-26 22:46:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4309 states to 2157 states and 4309 transitions. [2018-09-26 22:46:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 4309 transitions. [2018-09-26 22:46:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 2158 states and 4311 transitions. [2018-09-26 22:46:15,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 4311 transitions. [2018-09-26 22:46:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 2159 states and 4313 transitions. [2018-09-26 22:46:15,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 4313 transitions. [2018-09-26 22:46:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 2160 states and 4315 transitions. [2018-09-26 22:46:15,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 4315 transitions. [2018-09-26 22:46:15,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 2161 states and 4317 transitions. [2018-09-26 22:46:15,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4317 transitions. [2018-09-26 22:46:15,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 2162 states and 4319 transitions. [2018-09-26 22:46:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4319 transitions. [2018-09-26 22:46:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 2163 states and 4321 transitions. [2018-09-26 22:46:15,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 4321 transitions. [2018-09-26 22:46:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4323 states to 2164 states and 4323 transitions. [2018-09-26 22:46:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 4323 transitions. [2018-09-26 22:46:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4325 states to 2165 states and 4325 transitions. [2018-09-26 22:46:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 4325 transitions. [2018-09-26 22:46:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 2166 states and 4327 transitions. [2018-09-26 22:46:15,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4327 transitions. [2018-09-26 22:46:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 2167 states and 4329 transitions. [2018-09-26 22:46:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4329 transitions. [2018-09-26 22:46:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:15,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:15,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4331 states to 2168 states and 4331 transitions. [2018-09-26 22:46:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4331 transitions. [2018-09-26 22:46:16,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 2169 states and 4333 transitions. [2018-09-26 22:46:16,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4333 transitions. [2018-09-26 22:46:16,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 2170 states and 4335 transitions. [2018-09-26 22:46:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 4335 transitions. [2018-09-26 22:46:16,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 2171 states and 4337 transitions. [2018-09-26 22:46:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 4337 transitions. [2018-09-26 22:46:16,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4339 states to 2172 states and 4339 transitions. [2018-09-26 22:46:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4339 transitions. [2018-09-26 22:46:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 2173 states and 4341 transitions. [2018-09-26 22:46:16,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4341 transitions. [2018-09-26 22:46:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 2174 states and 4343 transitions. [2018-09-26 22:46:16,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4343 transitions. [2018-09-26 22:46:16,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 2175 states and 4345 transitions. [2018-09-26 22:46:16,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4345 transitions. [2018-09-26 22:46:16,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 2176 states and 4347 transitions. [2018-09-26 22:46:16,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4347 transitions. [2018-09-26 22:46:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 2177 states and 4349 transitions. [2018-09-26 22:46:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4349 transitions. [2018-09-26 22:46:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 2178 states and 4351 transitions. [2018-09-26 22:46:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4351 transitions. [2018-09-26 22:46:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:16,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:16,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 2179 states and 4353 transitions. [2018-09-26 22:46:17,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4353 transitions. [2018-09-26 22:46:17,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 2180 states and 4355 transitions. [2018-09-26 22:46:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4355 transitions. [2018-09-26 22:46:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 2181 states and 4357 transitions. [2018-09-26 22:46:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4357 transitions. [2018-09-26 22:46:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 2182 states and 4359 transitions. [2018-09-26 22:46:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4359 transitions. [2018-09-26 22:46:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 2183 states and 4361 transitions. [2018-09-26 22:46:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4361 transitions. [2018-09-26 22:46:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 2184 states and 4363 transitions. [2018-09-26 22:46:17,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4363 transitions. [2018-09-26 22:46:17,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 2185 states and 4365 transitions. [2018-09-26 22:46:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 4365 transitions. [2018-09-26 22:46:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 2186 states and 4367 transitions. [2018-09-26 22:46:17,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 4367 transitions. [2018-09-26 22:46:17,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 2187 states and 4369 transitions. [2018-09-26 22:46:17,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 4369 transitions. [2018-09-26 22:46:17,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:17,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 2188 states and 4371 transitions. [2018-09-26 22:46:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 4371 transitions. [2018-09-26 22:46:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:17,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:17,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:17,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 2189 states and 4373 transitions. [2018-09-26 22:46:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 4373 transitions. [2018-09-26 22:46:18,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 2190 states and 4375 transitions. [2018-09-26 22:46:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 4375 transitions. [2018-09-26 22:46:18,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 2191 states and 4377 transitions. [2018-09-26 22:46:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 4377 transitions. [2018-09-26 22:46:18,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 2192 states and 4379 transitions. [2018-09-26 22:46:18,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4379 transitions. [2018-09-26 22:46:18,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 2193 states and 4381 transitions. [2018-09-26 22:46:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 4381 transitions. [2018-09-26 22:46:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 2194 states and 4383 transitions. [2018-09-26 22:46:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 4383 transitions. [2018-09-26 22:46:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4385 states to 2195 states and 4385 transitions. [2018-09-26 22:46:18,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 4385 transitions. [2018-09-26 22:46:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4387 states to 2196 states and 4387 transitions. [2018-09-26 22:46:18,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 4387 transitions. [2018-09-26 22:46:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4389 states to 2197 states and 4389 transitions. [2018-09-26 22:46:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 4389 transitions. [2018-09-26 22:46:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4391 states to 2198 states and 4391 transitions. [2018-09-26 22:46:18,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 4391 transitions. [2018-09-26 22:46:18,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:18,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4393 states to 2199 states and 4393 transitions. [2018-09-26 22:46:18,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 4393 transitions. [2018-09-26 22:46:18,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:18,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:18,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 2200 states and 4395 transitions. [2018-09-26 22:46:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 4395 transitions. [2018-09-26 22:46:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4397 states to 2201 states and 4397 transitions. [2018-09-26 22:46:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 4397 transitions. [2018-09-26 22:46:19,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 2202 states and 4399 transitions. [2018-09-26 22:46:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4399 transitions. [2018-09-26 22:46:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 2203 states and 4401 transitions. [2018-09-26 22:46:19,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 4401 transitions. [2018-09-26 22:46:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 2204 states and 4403 transitions. [2018-09-26 22:46:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 4403 transitions. [2018-09-26 22:46:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 2205 states and 4405 transitions. [2018-09-26 22:46:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4405 transitions. [2018-09-26 22:46:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 2206 states and 4407 transitions. [2018-09-26 22:46:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4407 transitions. [2018-09-26 22:46:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 2207 states and 4409 transitions. [2018-09-26 22:46:19,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4409 transitions. [2018-09-26 22:46:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4411 states to 2208 states and 4411 transitions. [2018-09-26 22:46:19,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 4411 transitions. [2018-09-26 22:46:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4413 states to 2209 states and 4413 transitions. [2018-09-26 22:46:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 4413 transitions. [2018-09-26 22:46:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 2210 states and 4415 transitions. [2018-09-26 22:46:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 4415 transitions. [2018-09-26 22:46:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:19,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:19,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 2211 states and 4417 transitions. [2018-09-26 22:46:20,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 4417 transitions. [2018-09-26 22:46:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 2212 states and 4419 transitions. [2018-09-26 22:46:20,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 4419 transitions. [2018-09-26 22:46:20,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 2213 states and 4421 transitions. [2018-09-26 22:46:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 4421 transitions. [2018-09-26 22:46:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 2214 states and 4423 transitions. [2018-09-26 22:46:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 4423 transitions. [2018-09-26 22:46:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 2215 states and 4425 transitions. [2018-09-26 22:46:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 4425 transitions. [2018-09-26 22:46:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 2216 states and 4427 transitions. [2018-09-26 22:46:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 4427 transitions. [2018-09-26 22:46:20,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 2217 states and 4429 transitions. [2018-09-26 22:46:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 4429 transitions. [2018-09-26 22:46:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 2218 states and 4431 transitions. [2018-09-26 22:46:20,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 4431 transitions. [2018-09-26 22:46:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 2219 states and 4433 transitions. [2018-09-26 22:46:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4433 transitions. [2018-09-26 22:46:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4435 states to 2220 states and 4435 transitions. [2018-09-26 22:46:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 4435 transitions. [2018-09-26 22:46:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:20,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 2221 states and 4437 transitions. [2018-09-26 22:46:20,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4437 transitions. [2018-09-26 22:46:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:20,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:20,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:20,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 2222 states and 4439 transitions. [2018-09-26 22:46:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4439 transitions. [2018-09-26 22:46:21,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4441 states to 2223 states and 4441 transitions. [2018-09-26 22:46:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4441 transitions. [2018-09-26 22:46:21,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4443 states to 2224 states and 4443 transitions. [2018-09-26 22:46:21,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 4443 transitions. [2018-09-26 22:46:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4445 states to 2225 states and 4445 transitions. [2018-09-26 22:46:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4445 transitions. [2018-09-26 22:46:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4447 states to 2226 states and 4447 transitions. [2018-09-26 22:46:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4447 transitions. [2018-09-26 22:46:21,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 2227 states and 4449 transitions. [2018-09-26 22:46:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 4449 transitions. [2018-09-26 22:46:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 2228 states and 4451 transitions. [2018-09-26 22:46:21,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 4451 transitions. [2018-09-26 22:46:21,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4453 states to 2229 states and 4453 transitions. [2018-09-26 22:46:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 4453 transitions. [2018-09-26 22:46:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 2230 states and 4455 transitions. [2018-09-26 22:46:21,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 4455 transitions. [2018-09-26 22:46:21,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4457 states to 2231 states and 4457 transitions. [2018-09-26 22:46:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4457 transitions. [2018-09-26 22:46:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:21,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 2232 states and 4459 transitions. [2018-09-26 22:46:21,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 4459 transitions. [2018-09-26 22:46:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:21,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:21,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 2233 states and 4461 transitions. [2018-09-26 22:46:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 4461 transitions. [2018-09-26 22:46:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 2234 states and 4463 transitions. [2018-09-26 22:46:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 4463 transitions. [2018-09-26 22:46:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4465 states to 2235 states and 4465 transitions. [2018-09-26 22:46:22,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 4465 transitions. [2018-09-26 22:46:22,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4467 states to 2236 states and 4467 transitions. [2018-09-26 22:46:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 4467 transitions. [2018-09-26 22:46:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 2237 states and 4469 transitions. [2018-09-26 22:46:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 4469 transitions. [2018-09-26 22:46:22,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 2238 states and 4471 transitions. [2018-09-26 22:46:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 4471 transitions. [2018-09-26 22:46:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4473 states to 2239 states and 4473 transitions. [2018-09-26 22:46:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 4473 transitions. [2018-09-26 22:46:22,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4475 states to 2240 states and 4475 transitions. [2018-09-26 22:46:22,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 4475 transitions. [2018-09-26 22:46:22,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4477 states to 2241 states and 4477 transitions. [2018-09-26 22:46:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 4477 transitions. [2018-09-26 22:46:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:22,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 2242 states and 4479 transitions. [2018-09-26 22:46:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4479 transitions. [2018-09-26 22:46:22,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:22,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:22,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:22,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4481 states to 2243 states and 4481 transitions. [2018-09-26 22:46:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4481 transitions. [2018-09-26 22:46:23,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4483 states to 2244 states and 4483 transitions. [2018-09-26 22:46:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 4483 transitions. [2018-09-26 22:46:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4485 states to 2245 states and 4485 transitions. [2018-09-26 22:46:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4485 transitions. [2018-09-26 22:46:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4487 states to 2246 states and 4487 transitions. [2018-09-26 22:46:23,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4487 transitions. [2018-09-26 22:46:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 2247 states and 4489 transitions. [2018-09-26 22:46:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 4489 transitions. [2018-09-26 22:46:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4491 states to 2248 states and 4491 transitions. [2018-09-26 22:46:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 4491 transitions. [2018-09-26 22:46:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 2249 states and 4493 transitions. [2018-09-26 22:46:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 4493 transitions. [2018-09-26 22:46:23,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 2250 states and 4495 transitions. [2018-09-26 22:46:23,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 4495 transitions. [2018-09-26 22:46:23,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4497 states to 2251 states and 4497 transitions. [2018-09-26 22:46:23,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4497 transitions. [2018-09-26 22:46:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 2252 states and 4499 transitions. [2018-09-26 22:46:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 4499 transitions. [2018-09-26 22:46:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4501 states to 2253 states and 4501 transitions. [2018-09-26 22:46:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 4501 transitions. [2018-09-26 22:46:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:23,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:23,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:23,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4503 states to 2254 states and 4503 transitions. [2018-09-26 22:46:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 4503 transitions. [2018-09-26 22:46:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 2255 states and 4505 transitions. [2018-09-26 22:46:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 4505 transitions. [2018-09-26 22:46:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4507 states to 2256 states and 4507 transitions. [2018-09-26 22:46:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 4507 transitions. [2018-09-26 22:46:24,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4509 states to 2257 states and 4509 transitions. [2018-09-26 22:46:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 4509 transitions. [2018-09-26 22:46:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 2258 states and 4511 transitions. [2018-09-26 22:46:24,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 4511 transitions. [2018-09-26 22:46:24,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4513 states to 2259 states and 4513 transitions. [2018-09-26 22:46:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 4513 transitions. [2018-09-26 22:46:24,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4515 states to 2260 states and 4515 transitions. [2018-09-26 22:46:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4515 transitions. [2018-09-26 22:46:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:24,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:24,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:24,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 2261 states and 4517 transitions. [2018-09-26 22:46:24,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4517 transitions. [2018-09-26 22:46:25,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4519 states to 2262 states and 4519 transitions. [2018-09-26 22:46:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4519 transitions. [2018-09-26 22:46:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 2263 states and 4521 transitions. [2018-09-26 22:46:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4521 transitions. [2018-09-26 22:46:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4523 states to 2264 states and 4523 transitions. [2018-09-26 22:46:25,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4523 transitions. [2018-09-26 22:46:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 2265 states and 4525 transitions. [2018-09-26 22:46:25,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4525 transitions. [2018-09-26 22:46:25,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 2266 states and 4527 transitions. [2018-09-26 22:46:25,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4527 transitions. [2018-09-26 22:46:25,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4529 states to 2267 states and 4529 transitions. [2018-09-26 22:46:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4529 transitions. [2018-09-26 22:46:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4531 states to 2268 states and 4531 transitions. [2018-09-26 22:46:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4531 transitions. [2018-09-26 22:46:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 2269 states and 4533 transitions. [2018-09-26 22:46:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4533 transitions. [2018-09-26 22:46:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4535 states to 2270 states and 4535 transitions. [2018-09-26 22:46:25,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4535 transitions. [2018-09-26 22:46:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:25,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4537 states to 2271 states and 4537 transitions. [2018-09-26 22:46:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 4537 transitions. [2018-09-26 22:46:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:25,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:25,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4539 states to 2272 states and 4539 transitions. [2018-09-26 22:46:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 4539 transitions. [2018-09-26 22:46:26,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4541 states to 2273 states and 4541 transitions. [2018-09-26 22:46:26,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 4541 transitions. [2018-09-26 22:46:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 2274 states and 4543 transitions. [2018-09-26 22:46:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 4543 transitions. [2018-09-26 22:46:26,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 2275 states and 4545 transitions. [2018-09-26 22:46:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 4545 transitions. [2018-09-26 22:46:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4547 states to 2276 states and 4547 transitions. [2018-09-26 22:46:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 4547 transitions. [2018-09-26 22:46:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4549 states to 2277 states and 4549 transitions. [2018-09-26 22:46:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 4549 transitions. [2018-09-26 22:46:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4551 states to 2278 states and 4551 transitions. [2018-09-26 22:46:26,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 4551 transitions. [2018-09-26 22:46:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4553 states to 2279 states and 4553 transitions. [2018-09-26 22:46:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 4553 transitions. [2018-09-26 22:46:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4555 states to 2280 states and 4555 transitions. [2018-09-26 22:46:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4555 transitions. [2018-09-26 22:46:26,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 2281 states and 4557 transitions. [2018-09-26 22:46:26,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 4557 transitions. [2018-09-26 22:46:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:26,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4559 states to 2282 states and 4559 transitions. [2018-09-26 22:46:26,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 4559 transitions. [2018-09-26 22:46:26,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:26,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:26,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4561 states to 2283 states and 4561 transitions. [2018-09-26 22:46:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 4561 transitions. [2018-09-26 22:46:27,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 2284 states and 4563 transitions. [2018-09-26 22:46:27,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 4563 transitions. [2018-09-26 22:46:27,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 2285 states and 4565 transitions. [2018-09-26 22:46:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 4565 transitions. [2018-09-26 22:46:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 2286 states and 4567 transitions. [2018-09-26 22:46:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4567 transitions. [2018-09-26 22:46:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 2287 states and 4569 transitions. [2018-09-26 22:46:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 4569 transitions. [2018-09-26 22:46:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 2288 states and 4571 transitions. [2018-09-26 22:46:27,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 4571 transitions. [2018-09-26 22:46:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 2289 states and 4573 transitions. [2018-09-26 22:46:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 4573 transitions. [2018-09-26 22:46:27,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4575 states to 2290 states and 4575 transitions. [2018-09-26 22:46:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4575 transitions. [2018-09-26 22:46:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 2291 states and 4577 transitions. [2018-09-26 22:46:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 4577 transitions. [2018-09-26 22:46:27,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4579 states to 2292 states and 4579 transitions. [2018-09-26 22:46:27,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 4579 transitions. [2018-09-26 22:46:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 2293 states and 4581 transitions. [2018-09-26 22:46:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 4581 transitions. [2018-09-26 22:46:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:27,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:27,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 2294 states and 4583 transitions. [2018-09-26 22:46:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 4583 transitions. [2018-09-26 22:46:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4585 states to 2295 states and 4585 transitions. [2018-09-26 22:46:28,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4585 transitions. [2018-09-26 22:46:28,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4587 states to 2296 states and 4587 transitions. [2018-09-26 22:46:28,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 4587 transitions. [2018-09-26 22:46:28,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4589 states to 2297 states and 4589 transitions. [2018-09-26 22:46:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 4589 transitions. [2018-09-26 22:46:28,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 2298 states and 4591 transitions. [2018-09-26 22:46:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4591 transitions. [2018-09-26 22:46:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4593 states to 2299 states and 4593 transitions. [2018-09-26 22:46:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 4593 transitions. [2018-09-26 22:46:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4595 states to 2300 states and 4595 transitions. [2018-09-26 22:46:28,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4595 transitions. [2018-09-26 22:46:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4597 states to 2301 states and 4597 transitions. [2018-09-26 22:46:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4597 transitions. [2018-09-26 22:46:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4599 states to 2302 states and 4599 transitions. [2018-09-26 22:46:28,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4599 transitions. [2018-09-26 22:46:28,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4601 states to 2303 states and 4601 transitions. [2018-09-26 22:46:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4601 transitions. [2018-09-26 22:46:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:28,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:28,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:28,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 2304 states and 4603 transitions. [2018-09-26 22:46:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4603 transitions. [2018-09-26 22:46:29,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 2305 states and 4605 transitions. [2018-09-26 22:46:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 4605 transitions. [2018-09-26 22:46:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 2306 states and 4607 transitions. [2018-09-26 22:46:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4607 transitions. [2018-09-26 22:46:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 2307 states and 4609 transitions. [2018-09-26 22:46:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 4609 transitions. [2018-09-26 22:46:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 2308 states and 4611 transitions. [2018-09-26 22:46:29,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 4611 transitions. [2018-09-26 22:46:29,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 2309 states and 4613 transitions. [2018-09-26 22:46:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 4613 transitions. [2018-09-26 22:46:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4615 states to 2310 states and 4615 transitions. [2018-09-26 22:46:29,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 4615 transitions. [2018-09-26 22:46:29,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 2311 states and 4617 transitions. [2018-09-26 22:46:29,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4617 transitions. [2018-09-26 22:46:29,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 2312 states and 4619 transitions. [2018-09-26 22:46:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4619 transitions. [2018-09-26 22:46:29,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 2313 states and 4621 transitions. [2018-09-26 22:46:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 4621 transitions. [2018-09-26 22:46:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:29,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:29,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4623 states to 2314 states and 4623 transitions. [2018-09-26 22:46:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4623 transitions. [2018-09-26 22:46:29,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:29,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:29,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 2315 states and 4625 transitions. [2018-09-26 22:46:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4625 transitions. [2018-09-26 22:46:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 2316 states and 4627 transitions. [2018-09-26 22:46:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 4627 transitions. [2018-09-26 22:46:30,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 2317 states and 4629 transitions. [2018-09-26 22:46:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4629 transitions. [2018-09-26 22:46:30,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 2318 states and 4631 transitions. [2018-09-26 22:46:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4631 transitions. [2018-09-26 22:46:30,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 2319 states and 4633 transitions. [2018-09-26 22:46:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4633 transitions. [2018-09-26 22:46:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 2320 states and 4635 transitions. [2018-09-26 22:46:30,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4635 transitions. [2018-09-26 22:46:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 2321 states and 4637 transitions. [2018-09-26 22:46:30,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 4637 transitions. [2018-09-26 22:46:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4639 states to 2322 states and 4639 transitions. [2018-09-26 22:46:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 4639 transitions. [2018-09-26 22:46:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4641 states to 2323 states and 4641 transitions. [2018-09-26 22:46:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 4641 transitions. [2018-09-26 22:46:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 2324 states and 4643 transitions. [2018-09-26 22:46:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 4643 transitions. [2018-09-26 22:46:30,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 2325 states and 4645 transitions. [2018-09-26 22:46:30,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 4645 transitions. [2018-09-26 22:46:30,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:30,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:30,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 2326 states and 4647 transitions. [2018-09-26 22:46:31,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4647 transitions. [2018-09-26 22:46:31,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 2327 states and 4649 transitions. [2018-09-26 22:46:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4649 transitions. [2018-09-26 22:46:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 2328 states and 4651 transitions. [2018-09-26 22:46:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4651 transitions. [2018-09-26 22:46:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 2329 states and 4653 transitions. [2018-09-26 22:46:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4653 transitions. [2018-09-26 22:46:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4655 states to 2330 states and 4655 transitions. [2018-09-26 22:46:31,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 4655 transitions. [2018-09-26 22:46:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 2331 states and 4657 transitions. [2018-09-26 22:46:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 4657 transitions. [2018-09-26 22:46:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 2332 states and 4659 transitions. [2018-09-26 22:46:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 4659 transitions. [2018-09-26 22:46:31,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 2333 states and 4661 transitions. [2018-09-26 22:46:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 4661 transitions. [2018-09-26 22:46:31,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4663 states to 2334 states and 4663 transitions. [2018-09-26 22:46:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 4663 transitions. [2018-09-26 22:46:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4665 states to 2335 states and 4665 transitions. [2018-09-26 22:46:31,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 4665 transitions. [2018-09-26 22:46:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4667 states to 2336 states and 4667 transitions. [2018-09-26 22:46:31,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 4667 transitions. [2018-09-26 22:46:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:31,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:31,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4669 states to 2337 states and 4669 transitions. [2018-09-26 22:46:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 4669 transitions. [2018-09-26 22:46:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 2338 states and 4671 transitions. [2018-09-26 22:46:32,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 4671 transitions. [2018-09-26 22:46:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 2339 states and 4673 transitions. [2018-09-26 22:46:32,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4673 transitions. [2018-09-26 22:46:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4675 states to 2340 states and 4675 transitions. [2018-09-26 22:46:32,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 4675 transitions. [2018-09-26 22:46:32,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 2341 states and 4677 transitions. [2018-09-26 22:46:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4677 transitions. [2018-09-26 22:46:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4679 states to 2342 states and 4679 transitions. [2018-09-26 22:46:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4679 transitions. [2018-09-26 22:46:32,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 2343 states and 4681 transitions. [2018-09-26 22:46:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 4681 transitions. [2018-09-26 22:46:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4683 states to 2344 states and 4683 transitions. [2018-09-26 22:46:32,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 4683 transitions. [2018-09-26 22:46:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4685 states to 2345 states and 4685 transitions. [2018-09-26 22:46:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4685 transitions. [2018-09-26 22:46:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:32,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:32,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 2346 states and 4687 transitions. [2018-09-26 22:46:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4687 transitions. [2018-09-26 22:46:32,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:32,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:32,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:32,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4689 states to 2347 states and 4689 transitions. [2018-09-26 22:46:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4689 transitions. [2018-09-26 22:46:33,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4691 states to 2348 states and 4691 transitions. [2018-09-26 22:46:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4691 transitions. [2018-09-26 22:46:33,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4693 states to 2349 states and 4693 transitions. [2018-09-26 22:46:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4693 transitions. [2018-09-26 22:46:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4695 states to 2350 states and 4695 transitions. [2018-09-26 22:46:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4695 transitions. [2018-09-26 22:46:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4697 states to 2351 states and 4697 transitions. [2018-09-26 22:46:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 4697 transitions. [2018-09-26 22:46:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 2352 states and 4699 transitions. [2018-09-26 22:46:33,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4699 transitions. [2018-09-26 22:46:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4701 states to 2353 states and 4701 transitions. [2018-09-26 22:46:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 4701 transitions. [2018-09-26 22:46:33,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 2354 states and 4703 transitions. [2018-09-26 22:46:33,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4703 transitions. [2018-09-26 22:46:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4705 states to 2355 states and 4705 transitions. [2018-09-26 22:46:33,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 4705 transitions. [2018-09-26 22:46:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:33,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 2356 states and 4707 transitions. [2018-09-26 22:46:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 4707 transitions. [2018-09-26 22:46:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:33,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:33,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 2357 states and 4709 transitions. [2018-09-26 22:46:34,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4709 transitions. [2018-09-26 22:46:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 2358 states and 4711 transitions. [2018-09-26 22:46:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 4711 transitions. [2018-09-26 22:46:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4713 states to 2359 states and 4713 transitions. [2018-09-26 22:46:34,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 4713 transitions. [2018-09-26 22:46:34,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4715 states to 2360 states and 4715 transitions. [2018-09-26 22:46:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4715 transitions. [2018-09-26 22:46:34,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 2361 states and 4717 transitions. [2018-09-26 22:46:34,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 4717 transitions. [2018-09-26 22:46:34,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4719 states to 2362 states and 4719 transitions. [2018-09-26 22:46:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4719 transitions. [2018-09-26 22:46:34,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 2363 states and 4721 transitions. [2018-09-26 22:46:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4721 transitions. [2018-09-26 22:46:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 2364 states and 4723 transitions. [2018-09-26 22:46:34,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4723 transitions. [2018-09-26 22:46:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 2365 states and 4725 transitions. [2018-09-26 22:46:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4725 transitions. [2018-09-26 22:46:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 2366 states and 4727 transitions. [2018-09-26 22:46:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4727 transitions. [2018-09-26 22:46:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:34,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:34,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4729 states to 2367 states and 4729 transitions. [2018-09-26 22:46:34,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4729 transitions. [2018-09-26 22:46:34,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:34,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:34,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:34,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 2368 states and 4731 transitions. [2018-09-26 22:46:35,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 4731 transitions. [2018-09-26 22:46:35,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4733 states to 2369 states and 4733 transitions. [2018-09-26 22:46:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4733 transitions. [2018-09-26 22:46:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4735 states to 2370 states and 4735 transitions. [2018-09-26 22:46:35,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 4735 transitions. [2018-09-26 22:46:35,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4737 states to 2371 states and 4737 transitions. [2018-09-26 22:46:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4737 transitions. [2018-09-26 22:46:35,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4739 states to 2372 states and 4739 transitions. [2018-09-26 22:46:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 4739 transitions. [2018-09-26 22:46:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4741 states to 2373 states and 4741 transitions. [2018-09-26 22:46:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 4741 transitions. [2018-09-26 22:46:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4743 states to 2374 states and 4743 transitions. [2018-09-26 22:46:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 4743 transitions. [2018-09-26 22:46:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4745 states to 2375 states and 4745 transitions. [2018-09-26 22:46:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 4745 transitions. [2018-09-26 22:46:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4747 states to 2376 states and 4747 transitions. [2018-09-26 22:46:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 4747 transitions. [2018-09-26 22:46:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:35,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:35,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4749 states to 2377 states and 4749 transitions. [2018-09-26 22:46:35,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 4749 transitions. [2018-09-26 22:46:35,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:35,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:35,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:35,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4751 states to 2378 states and 4751 transitions. [2018-09-26 22:46:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 4751 transitions. [2018-09-26 22:46:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4753 states to 2379 states and 4753 transitions. [2018-09-26 22:46:36,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 4753 transitions. [2018-09-26 22:46:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 2380 states and 4755 transitions. [2018-09-26 22:46:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 4755 transitions. [2018-09-26 22:46:36,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4757 states to 2381 states and 4757 transitions. [2018-09-26 22:46:36,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 4757 transitions. [2018-09-26 22:46:36,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 2382 states and 4759 transitions. [2018-09-26 22:46:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 4759 transitions. [2018-09-26 22:46:36,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 2383 states and 4761 transitions. [2018-09-26 22:46:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4761 transitions. [2018-09-26 22:46:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 2384 states and 4763 transitions. [2018-09-26 22:46:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4763 transitions. [2018-09-26 22:46:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 2385 states and 4765 transitions. [2018-09-26 22:46:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4765 transitions. [2018-09-26 22:46:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 2386 states and 4767 transitions. [2018-09-26 22:46:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4767 transitions. [2018-09-26 22:46:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4769 states to 2387 states and 4769 transitions. [2018-09-26 22:46:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4769 transitions. [2018-09-26 22:46:36,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:36,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 2388 states and 4771 transitions. [2018-09-26 22:46:36,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4771 transitions. [2018-09-26 22:46:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:36,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:36,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 2389 states and 4773 transitions. [2018-09-26 22:46:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4773 transitions. [2018-09-26 22:46:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 2390 states and 4775 transitions. [2018-09-26 22:46:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 4775 transitions. [2018-09-26 22:46:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 2391 states and 4777 transitions. [2018-09-26 22:46:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4777 transitions. [2018-09-26 22:46:37,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 2392 states and 4779 transitions. [2018-09-26 22:46:37,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 4779 transitions. [2018-09-26 22:46:37,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4781 states to 2393 states and 4781 transitions. [2018-09-26 22:46:37,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 4781 transitions. [2018-09-26 22:46:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 2394 states and 4783 transitions. [2018-09-26 22:46:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4783 transitions. [2018-09-26 22:46:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4785 states to 2395 states and 4785 transitions. [2018-09-26 22:46:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4785 transitions. [2018-09-26 22:46:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 2396 states and 4787 transitions. [2018-09-26 22:46:37,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 4787 transitions. [2018-09-26 22:46:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4789 states to 2397 states and 4789 transitions. [2018-09-26 22:46:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 4789 transitions. [2018-09-26 22:46:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:37,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 2398 states and 4791 transitions. [2018-09-26 22:46:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 4791 transitions. [2018-09-26 22:46:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:37,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:37,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:37,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 2399 states and 4793 transitions. [2018-09-26 22:46:38,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 4793 transitions. [2018-09-26 22:46:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 2400 states and 4795 transitions. [2018-09-26 22:46:38,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 4795 transitions. [2018-09-26 22:46:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 2401 states and 4797 transitions. [2018-09-26 22:46:38,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 4797 transitions. [2018-09-26 22:46:38,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4799 states to 2402 states and 4799 transitions. [2018-09-26 22:46:38,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 4799 transitions. [2018-09-26 22:46:38,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4801 states to 2403 states and 4801 transitions. [2018-09-26 22:46:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 4801 transitions. [2018-09-26 22:46:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 2404 states and 4803 transitions. [2018-09-26 22:46:38,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 4803 transitions. [2018-09-26 22:46:38,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4805 states to 2405 states and 4805 transitions. [2018-09-26 22:46:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 4805 transitions. [2018-09-26 22:46:38,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4807 states to 2406 states and 4807 transitions. [2018-09-26 22:46:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4807 transitions. [2018-09-26 22:46:38,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 2407 states and 4809 transitions. [2018-09-26 22:46:38,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4809 transitions. [2018-09-26 22:46:38,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 2408 states and 4811 transitions. [2018-09-26 22:46:38,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 4811 transitions. [2018-09-26 22:46:38,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:38,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4813 states to 2409 states and 4813 transitions. [2018-09-26 22:46:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 4813 transitions. [2018-09-26 22:46:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:38,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 2410 states and 4815 transitions. [2018-09-26 22:46:39,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 4815 transitions. [2018-09-26 22:46:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 2411 states and 4817 transitions. [2018-09-26 22:46:39,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 4817 transitions. [2018-09-26 22:46:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 2412 states and 4819 transitions. [2018-09-26 22:46:39,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4819 transitions. [2018-09-26 22:46:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 2413 states and 4821 transitions. [2018-09-26 22:46:39,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4821 transitions. [2018-09-26 22:46:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4823 states to 2414 states and 4823 transitions. [2018-09-26 22:46:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4823 transitions. [2018-09-26 22:46:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 2415 states and 4825 transitions. [2018-09-26 22:46:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4825 transitions. [2018-09-26 22:46:39,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4827 states to 2416 states and 4827 transitions. [2018-09-26 22:46:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4827 transitions. [2018-09-26 22:46:39,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 2417 states and 4829 transitions. [2018-09-26 22:46:39,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4829 transitions. [2018-09-26 22:46:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 2418 states and 4831 transitions. [2018-09-26 22:46:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4831 transitions. [2018-09-26 22:46:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:39,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 2419 states and 4833 transitions. [2018-09-26 22:46:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4833 transitions. [2018-09-26 22:46:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:39,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:39,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:39,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4835 states to 2420 states and 4835 transitions. [2018-09-26 22:46:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4835 transitions. [2018-09-26 22:46:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 2421 states and 4837 transitions. [2018-09-26 22:46:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 4837 transitions. [2018-09-26 22:46:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4839 states to 2422 states and 4839 transitions. [2018-09-26 22:46:40,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4839 transitions. [2018-09-26 22:46:40,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4841 states to 2423 states and 4841 transitions. [2018-09-26 22:46:40,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4841 transitions. [2018-09-26 22:46:40,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 2424 states and 4843 transitions. [2018-09-26 22:46:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4843 transitions. [2018-09-26 22:46:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 2425 states and 4845 transitions. [2018-09-26 22:46:40,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4845 transitions. [2018-09-26 22:46:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4847 states to 2426 states and 4847 transitions. [2018-09-26 22:46:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4847 transitions. [2018-09-26 22:46:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4849 states to 2427 states and 4849 transitions. [2018-09-26 22:46:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 4849 transitions. [2018-09-26 22:46:40,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4851 states to 2428 states and 4851 transitions. [2018-09-26 22:46:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4851 transitions. [2018-09-26 22:46:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 2429 states and 4853 transitions. [2018-09-26 22:46:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4853 transitions. [2018-09-26 22:46:40,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:40,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:40,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:40,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 2430 states and 4855 transitions. [2018-09-26 22:46:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4855 transitions. [2018-09-26 22:46:41,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 2431 states and 4857 transitions. [2018-09-26 22:46:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4857 transitions. [2018-09-26 22:46:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4859 states to 2432 states and 4859 transitions. [2018-09-26 22:46:41,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 4859 transitions. [2018-09-26 22:46:41,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 2433 states and 4861 transitions. [2018-09-26 22:46:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 4861 transitions. [2018-09-26 22:46:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4863 states to 2434 states and 4863 transitions. [2018-09-26 22:46:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4863 transitions. [2018-09-26 22:46:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4865 states to 2435 states and 4865 transitions. [2018-09-26 22:46:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4865 transitions. [2018-09-26 22:46:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4867 states to 2436 states and 4867 transitions. [2018-09-26 22:46:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4867 transitions. [2018-09-26 22:46:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 2437 states and 4869 transitions. [2018-09-26 22:46:41,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4869 transitions. [2018-09-26 22:46:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 2438 states and 4871 transitions. [2018-09-26 22:46:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 4871 transitions. [2018-09-26 22:46:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 2439 states and 4873 transitions. [2018-09-26 22:46:41,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4873 transitions. [2018-09-26 22:46:41,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:41,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:41,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 2440 states and 4875 transitions. [2018-09-26 22:46:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 4875 transitions. [2018-09-26 22:46:41,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:41,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:41,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 2441 states and 4877 transitions. [2018-09-26 22:46:42,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4877 transitions. [2018-09-26 22:46:42,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 2442 states and 4879 transitions. [2018-09-26 22:46:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4879 transitions. [2018-09-26 22:46:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 2443 states and 4881 transitions. [2018-09-26 22:46:42,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4881 transitions. [2018-09-26 22:46:42,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 2444 states and 4883 transitions. [2018-09-26 22:46:42,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 4883 transitions. [2018-09-26 22:46:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 2445 states and 4885 transitions. [2018-09-26 22:46:42,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4885 transitions. [2018-09-26 22:46:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4887 states to 2446 states and 4887 transitions. [2018-09-26 22:46:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4887 transitions. [2018-09-26 22:46:42,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 2447 states and 4889 transitions. [2018-09-26 22:46:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4889 transitions. [2018-09-26 22:46:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 2448 states and 4891 transitions. [2018-09-26 22:46:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 4891 transitions. [2018-09-26 22:46:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 2449 states and 4893 transitions. [2018-09-26 22:46:42,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 4893 transitions. [2018-09-26 22:46:42,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 2450 states and 4895 transitions. [2018-09-26 22:46:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 4895 transitions. [2018-09-26 22:46:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:42,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:42,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 2451 states and 4897 transitions. [2018-09-26 22:46:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4897 transitions. [2018-09-26 22:46:43,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 2452 states and 4899 transitions. [2018-09-26 22:46:43,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 4899 transitions. [2018-09-26 22:46:43,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4901 states to 2453 states and 4901 transitions. [2018-09-26 22:46:43,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 4901 transitions. [2018-09-26 22:46:43,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4903 states to 2454 states and 4903 transitions. [2018-09-26 22:46:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 4903 transitions. [2018-09-26 22:46:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4905 states to 2455 states and 4905 transitions. [2018-09-26 22:46:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 4905 transitions. [2018-09-26 22:46:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4907 states to 2456 states and 4907 transitions. [2018-09-26 22:46:43,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 4907 transitions. [2018-09-26 22:46:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4909 states to 2457 states and 4909 transitions. [2018-09-26 22:46:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 4909 transitions. [2018-09-26 22:46:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4911 states to 2458 states and 4911 transitions. [2018-09-26 22:46:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 4911 transitions. [2018-09-26 22:46:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4913 states to 2459 states and 4913 transitions. [2018-09-26 22:46:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 4913 transitions. [2018-09-26 22:46:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:43,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 2460 states and 4915 transitions. [2018-09-26 22:46:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 4915 transitions. [2018-09-26 22:46:43,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:43,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:43,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4917 states to 2461 states and 4917 transitions. [2018-09-26 22:46:44,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 4917 transitions. [2018-09-26 22:46:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 2462 states and 4919 transitions. [2018-09-26 22:46:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4919 transitions. [2018-09-26 22:46:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 2463 states and 4921 transitions. [2018-09-26 22:46:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4921 transitions. [2018-09-26 22:46:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 2464 states and 4923 transitions. [2018-09-26 22:46:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4923 transitions. [2018-09-26 22:46:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4925 states to 2465 states and 4925 transitions. [2018-09-26 22:46:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 4925 transitions. [2018-09-26 22:46:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4927 states to 2466 states and 4927 transitions. [2018-09-26 22:46:44,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4927 transitions. [2018-09-26 22:46:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4929 states to 2467 states and 4929 transitions. [2018-09-26 22:46:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4929 transitions. [2018-09-26 22:46:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4931 states to 2468 states and 4931 transitions. [2018-09-26 22:46:44,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 4931 transitions. [2018-09-26 22:46:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4933 states to 2469 states and 4933 transitions. [2018-09-26 22:46:44,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 4933 transitions. [2018-09-26 22:46:44,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:44,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:44,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 2470 states and 4935 transitions. [2018-09-26 22:46:44,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 4935 transitions. [2018-09-26 22:46:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:44,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:44,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 2471 states and 4937 transitions. [2018-09-26 22:46:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 4937 transitions. [2018-09-26 22:46:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 2472 states and 4939 transitions. [2018-09-26 22:46:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 4939 transitions. [2018-09-26 22:46:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4941 states to 2473 states and 4941 transitions. [2018-09-26 22:46:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 4941 transitions. [2018-09-26 22:46:45,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 2474 states and 4943 transitions. [2018-09-26 22:46:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 4943 transitions. [2018-09-26 22:46:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 2475 states and 4945 transitions. [2018-09-26 22:46:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 4945 transitions. [2018-09-26 22:46:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4947 states to 2476 states and 4947 transitions. [2018-09-26 22:46:45,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 4947 transitions. [2018-09-26 22:46:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4949 states to 2477 states and 4949 transitions. [2018-09-26 22:46:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 4949 transitions. [2018-09-26 22:46:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 2478 states and 4951 transitions. [2018-09-26 22:46:45,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4951 transitions. [2018-09-26 22:46:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 2479 states and 4953 transitions. [2018-09-26 22:46:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 4953 transitions. [2018-09-26 22:46:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4955 states to 2480 states and 4955 transitions. [2018-09-26 22:46:45,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 4955 transitions. [2018-09-26 22:46:45,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:45,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 2481 states and 4957 transitions. [2018-09-26 22:46:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 4957 transitions. [2018-09-26 22:46:45,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:45,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:45,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:45,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4959 states to 2482 states and 4959 transitions. [2018-09-26 22:46:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 4959 transitions. [2018-09-26 22:46:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4961 states to 2483 states and 4961 transitions. [2018-09-26 22:46:46,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 4961 transitions. [2018-09-26 22:46:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 2484 states and 4963 transitions. [2018-09-26 22:46:46,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2484 states and 4963 transitions. [2018-09-26 22:46:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4965 states to 2485 states and 4965 transitions. [2018-09-26 22:46:46,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 4965 transitions. [2018-09-26 22:46:46,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 2486 states and 4967 transitions. [2018-09-26 22:46:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 4967 transitions. [2018-09-26 22:46:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4969 states to 2487 states and 4969 transitions. [2018-09-26 22:46:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 4969 transitions. [2018-09-26 22:46:46,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 2488 states and 4971 transitions. [2018-09-26 22:46:46,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 4971 transitions. [2018-09-26 22:46:46,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4973 states to 2489 states and 4973 transitions. [2018-09-26 22:46:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 4973 transitions. [2018-09-26 22:46:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4975 states to 2490 states and 4975 transitions. [2018-09-26 22:46:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 4975 transitions. [2018-09-26 22:46:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:46,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 2491 states and 4977 transitions. [2018-09-26 22:46:46,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 4977 transitions. [2018-09-26 22:46:46,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:46,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:46,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4979 states to 2492 states and 4979 transitions. [2018-09-26 22:46:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 4979 transitions. [2018-09-26 22:46:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4981 states to 2493 states and 4981 transitions. [2018-09-26 22:46:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 4981 transitions. [2018-09-26 22:46:47,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4983 states to 2494 states and 4983 transitions. [2018-09-26 22:46:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 4983 transitions. [2018-09-26 22:46:47,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 2495 states and 4985 transitions. [2018-09-26 22:46:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 4985 transitions. [2018-09-26 22:46:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4987 states to 2496 states and 4987 transitions. [2018-09-26 22:46:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 4987 transitions. [2018-09-26 22:46:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4989 states to 2497 states and 4989 transitions. [2018-09-26 22:46:47,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 4989 transitions. [2018-09-26 22:46:47,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4991 states to 2498 states and 4991 transitions. [2018-09-26 22:46:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 4991 transitions. [2018-09-26 22:46:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4993 states to 2499 states and 4993 transitions. [2018-09-26 22:46:47,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 4993 transitions. [2018-09-26 22:46:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4995 states to 2500 states and 4995 transitions. [2018-09-26 22:46:47,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 4995 transitions. [2018-09-26 22:46:47,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4997 states to 2501 states and 4997 transitions. [2018-09-26 22:46:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 4997 transitions. [2018-09-26 22:46:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:47,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:47,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4999 states to 2502 states and 4999 transitions. [2018-09-26 22:46:48,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 4999 transitions. [2018-09-26 22:46:48,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5001 states to 2503 states and 5001 transitions. [2018-09-26 22:46:48,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 5001 transitions. [2018-09-26 22:46:48,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5003 states to 2504 states and 5003 transitions. [2018-09-26 22:46:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 5003 transitions. [2018-09-26 22:46:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5005 states to 2505 states and 5005 transitions. [2018-09-26 22:46:48,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 5005 transitions. [2018-09-26 22:46:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5007 states to 2506 states and 5007 transitions. [2018-09-26 22:46:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 5007 transitions. [2018-09-26 22:46:48,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5009 states to 2507 states and 5009 transitions. [2018-09-26 22:46:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 5009 transitions. [2018-09-26 22:46:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5011 states to 2508 states and 5011 transitions. [2018-09-26 22:46:48,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 5011 transitions. [2018-09-26 22:46:48,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 2509 states and 5013 transitions. [2018-09-26 22:46:48,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 5013 transitions. [2018-09-26 22:46:48,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5015 states to 2510 states and 5015 transitions. [2018-09-26 22:46:48,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 5015 transitions. [2018-09-26 22:46:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5017 states to 2511 states and 5017 transitions. [2018-09-26 22:46:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 5017 transitions. [2018-09-26 22:46:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:48,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:48,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5019 states to 2512 states and 5019 transitions. [2018-09-26 22:46:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 5019 transitions. [2018-09-26 22:46:49,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 2513 states and 5021 transitions. [2018-09-26 22:46:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 5021 transitions. [2018-09-26 22:46:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 2514 states and 5023 transitions. [2018-09-26 22:46:49,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 5023 transitions. [2018-09-26 22:46:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5025 states to 2515 states and 5025 transitions. [2018-09-26 22:46:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 5025 transitions. [2018-09-26 22:46:49,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 2516 states and 5027 transitions. [2018-09-26 22:46:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 5027 transitions. [2018-09-26 22:46:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 2517 states and 5029 transitions. [2018-09-26 22:46:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 5029 transitions. [2018-09-26 22:46:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5031 states to 2518 states and 5031 transitions. [2018-09-26 22:46:49,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 5031 transitions. [2018-09-26 22:46:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5033 states to 2519 states and 5033 transitions. [2018-09-26 22:46:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 5033 transitions. [2018-09-26 22:46:49,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 2520 states and 5035 transitions. [2018-09-26 22:46:49,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2520 states and 5035 transitions. [2018-09-26 22:46:49,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5037 states to 2521 states and 5037 transitions. [2018-09-26 22:46:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 5037 transitions. [2018-09-26 22:46:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:49,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:49,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:49,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5039 states to 2522 states and 5039 transitions. [2018-09-26 22:46:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 5039 transitions. [2018-09-26 22:46:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 2523 states and 5041 transitions. [2018-09-26 22:46:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 5041 transitions. [2018-09-26 22:46:50,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 2524 states and 5043 transitions. [2018-09-26 22:46:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 5043 transitions. [2018-09-26 22:46:50,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 2525 states and 5045 transitions. [2018-09-26 22:46:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 5045 transitions. [2018-09-26 22:46:50,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 2526 states and 5047 transitions. [2018-09-26 22:46:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 5047 transitions. [2018-09-26 22:46:50,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5049 states to 2527 states and 5049 transitions. [2018-09-26 22:46:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 5049 transitions. [2018-09-26 22:46:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 2528 states and 5051 transitions. [2018-09-26 22:46:50,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 5051 transitions. [2018-09-26 22:46:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5053 states to 2529 states and 5053 transitions. [2018-09-26 22:46:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 5053 transitions. [2018-09-26 22:46:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 2530 states and 5055 transitions. [2018-09-26 22:46:50,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 5055 transitions. [2018-09-26 22:46:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:50,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:50,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 2531 states and 5057 transitions. [2018-09-26 22:46:50,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 5057 transitions. [2018-09-26 22:46:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:50,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:50,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5059 states to 2532 states and 5059 transitions. [2018-09-26 22:46:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 5059 transitions. [2018-09-26 22:46:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5061 states to 2533 states and 5061 transitions. [2018-09-26 22:46:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 5061 transitions. [2018-09-26 22:46:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5063 states to 2534 states and 5063 transitions. [2018-09-26 22:46:51,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 5063 transitions. [2018-09-26 22:46:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 2535 states and 5065 transitions. [2018-09-26 22:46:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 5065 transitions. [2018-09-26 22:46:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 2536 states and 5067 transitions. [2018-09-26 22:46:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 5067 transitions. [2018-09-26 22:46:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 2537 states and 5069 transitions. [2018-09-26 22:46:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 5069 transitions. [2018-09-26 22:46:51,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 2538 states and 5071 transitions. [2018-09-26 22:46:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 5071 transitions. [2018-09-26 22:46:51,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 2539 states and 5073 transitions. [2018-09-26 22:46:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 5073 transitions. [2018-09-26 22:46:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 2540 states and 5075 transitions. [2018-09-26 22:46:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 5075 transitions. [2018-09-26 22:46:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:51,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 2541 states and 5077 transitions. [2018-09-26 22:46:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 5077 transitions. [2018-09-26 22:46:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:51,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:51,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 2542 states and 5079 transitions. [2018-09-26 22:46:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 5079 transitions. [2018-09-26 22:46:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5081 states to 2543 states and 5081 transitions. [2018-09-26 22:46:52,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 5081 transitions. [2018-09-26 22:46:52,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 2544 states and 5083 transitions. [2018-09-26 22:46:52,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 5083 transitions. [2018-09-26 22:46:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 2545 states and 5085 transitions. [2018-09-26 22:46:52,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 5085 transitions. [2018-09-26 22:46:52,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5087 states to 2546 states and 5087 transitions. [2018-09-26 22:46:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 5087 transitions. [2018-09-26 22:46:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5089 states to 2547 states and 5089 transitions. [2018-09-26 22:46:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 5089 transitions. [2018-09-26 22:46:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 2548 states and 5091 transitions. [2018-09-26 22:46:52,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 5091 transitions. [2018-09-26 22:46:52,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5093 states to 2549 states and 5093 transitions. [2018-09-26 22:46:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 5093 transitions. [2018-09-26 22:46:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5095 states to 2550 states and 5095 transitions. [2018-09-26 22:46:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 5095 transitions. [2018-09-26 22:46:52,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:52,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:52,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 2551 states and 5097 transitions. [2018-09-26 22:46:52,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 5097 transitions. [2018-09-26 22:46:52,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:52,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:52,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:52,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5099 states to 2552 states and 5099 transitions. [2018-09-26 22:46:53,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 5099 transitions. [2018-09-26 22:46:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 2553 states and 5101 transitions. [2018-09-26 22:46:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 5101 transitions. [2018-09-26 22:46:53,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5103 states to 2554 states and 5103 transitions. [2018-09-26 22:46:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 5103 transitions. [2018-09-26 22:46:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5105 states to 2555 states and 5105 transitions. [2018-09-26 22:46:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 5105 transitions. [2018-09-26 22:46:53,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5107 states to 2556 states and 5107 transitions. [2018-09-26 22:46:53,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 5107 transitions. [2018-09-26 22:46:53,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5109 states to 2557 states and 5109 transitions. [2018-09-26 22:46:53,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 5109 transitions. [2018-09-26 22:46:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5111 states to 2558 states and 5111 transitions. [2018-09-26 22:46:53,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 5111 transitions. [2018-09-26 22:46:53,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5113 states to 2559 states and 5113 transitions. [2018-09-26 22:46:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 5113 transitions. [2018-09-26 22:46:53,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 2560 states and 5115 transitions. [2018-09-26 22:46:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 5115 transitions. [2018-09-26 22:46:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 2561 states and 5117 transitions. [2018-09-26 22:46:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 5117 transitions. [2018-09-26 22:46:53,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:53,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:53,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 2562 states and 5119 transitions. [2018-09-26 22:46:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 5119 transitions. [2018-09-26 22:46:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5121 states to 2563 states and 5121 transitions. [2018-09-26 22:46:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 5121 transitions. [2018-09-26 22:46:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 2564 states and 5123 transitions. [2018-09-26 22:46:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 5123 transitions. [2018-09-26 22:46:54,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5125 states to 2565 states and 5125 transitions. [2018-09-26 22:46:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 5125 transitions. [2018-09-26 22:46:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5127 states to 2566 states and 5127 transitions. [2018-09-26 22:46:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 5127 transitions. [2018-09-26 22:46:54,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 2567 states and 5129 transitions. [2018-09-26 22:46:54,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 5129 transitions. [2018-09-26 22:46:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 2568 states and 5131 transitions. [2018-09-26 22:46:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 5131 transitions. [2018-09-26 22:46:54,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 2569 states and 5133 transitions. [2018-09-26 22:46:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 5133 transitions. [2018-09-26 22:46:54,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 2570 states and 5135 transitions. [2018-09-26 22:46:54,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 5135 transitions. [2018-09-26 22:46:54,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 2571 states and 5137 transitions. [2018-09-26 22:46:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 5137 transitions. [2018-09-26 22:46:54,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:54,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:54,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 2572 states and 5139 transitions. [2018-09-26 22:46:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 5139 transitions. [2018-09-26 22:46:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5141 states to 2573 states and 5141 transitions. [2018-09-26 22:46:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 5141 transitions. [2018-09-26 22:46:55,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5143 states to 2574 states and 5143 transitions. [2018-09-26 22:46:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 5143 transitions. [2018-09-26 22:46:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5145 states to 2575 states and 5145 transitions. [2018-09-26 22:46:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 5145 transitions. [2018-09-26 22:46:55,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5147 states to 2576 states and 5147 transitions. [2018-09-26 22:46:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 5147 transitions. [2018-09-26 22:46:55,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5149 states to 2577 states and 5149 transitions. [2018-09-26 22:46:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 5149 transitions. [2018-09-26 22:46:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5151 states to 2578 states and 5151 transitions. [2018-09-26 22:46:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 5151 transitions. [2018-09-26 22:46:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5153 states to 2579 states and 5153 transitions. [2018-09-26 22:46:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 5153 transitions. [2018-09-26 22:46:55,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5155 states to 2580 states and 5155 transitions. [2018-09-26 22:46:55,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5155 transitions. [2018-09-26 22:46:55,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5157 states to 2581 states and 5157 transitions. [2018-09-26 22:46:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 5157 transitions. [2018-09-26 22:46:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:55,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:55,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5159 states to 2582 states and 5159 transitions. [2018-09-26 22:46:56,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 5159 transitions. [2018-09-26 22:46:56,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5161 states to 2583 states and 5161 transitions. [2018-09-26 22:46:56,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 5161 transitions. [2018-09-26 22:46:56,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5163 states to 2584 states and 5163 transitions. [2018-09-26 22:46:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 5163 transitions. [2018-09-26 22:46:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5165 states to 2585 states and 5165 transitions. [2018-09-26 22:46:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 5165 transitions. [2018-09-26 22:46:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5167 states to 2586 states and 5167 transitions. [2018-09-26 22:46:56,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 5167 transitions. [2018-09-26 22:46:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5169 states to 2587 states and 5169 transitions. [2018-09-26 22:46:56,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 5169 transitions. [2018-09-26 22:46:56,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5171 states to 2588 states and 5171 transitions. [2018-09-26 22:46:56,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 5171 transitions. [2018-09-26 22:46:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5173 states to 2589 states and 5173 transitions. [2018-09-26 22:46:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 5173 transitions. [2018-09-26 22:46:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5175 states to 2590 states and 5175 transitions. [2018-09-26 22:46:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 5175 transitions. [2018-09-26 22:46:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5177 states to 2591 states and 5177 transitions. [2018-09-26 22:46:56,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 5177 transitions. [2018-09-26 22:46:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:56,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:56,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5179 states to 2592 states and 5179 transitions. [2018-09-26 22:46:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 5179 transitions. [2018-09-26 22:46:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5181 states to 2593 states and 5181 transitions. [2018-09-26 22:46:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 5181 transitions. [2018-09-26 22:46:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5183 states to 2594 states and 5183 transitions. [2018-09-26 22:46:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 5183 transitions. [2018-09-26 22:46:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5185 states to 2595 states and 5185 transitions. [2018-09-26 22:46:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 5185 transitions. [2018-09-26 22:46:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5187 states to 2596 states and 5187 transitions. [2018-09-26 22:46:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 5187 transitions. [2018-09-26 22:46:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5189 states to 2597 states and 5189 transitions. [2018-09-26 22:46:57,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 5189 transitions. [2018-09-26 22:46:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5191 states to 2598 states and 5191 transitions. [2018-09-26 22:46:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 5191 transitions. [2018-09-26 22:46:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5193 states to 2599 states and 5193 transitions. [2018-09-26 22:46:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 5193 transitions. [2018-09-26 22:46:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:57,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5195 states to 2600 states and 5195 transitions. [2018-09-26 22:46:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 5195 transitions. [2018-09-26 22:46:57,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:57,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:57,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5197 states to 2601 states and 5197 transitions. [2018-09-26 22:46:58,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 5197 transitions. [2018-09-26 22:46:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5199 states to 2602 states and 5199 transitions. [2018-09-26 22:46:58,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 5199 transitions. [2018-09-26 22:46:58,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5201 states to 2603 states and 5201 transitions. [2018-09-26 22:46:58,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 5201 transitions. [2018-09-26 22:46:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 2604 states and 5203 transitions. [2018-09-26 22:46:58,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 5203 transitions. [2018-09-26 22:46:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5205 states to 2605 states and 5205 transitions. [2018-09-26 22:46:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 5205 transitions. [2018-09-26 22:46:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5207 states to 2606 states and 5207 transitions. [2018-09-26 22:46:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 5207 transitions. [2018-09-26 22:46:58,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 2607 states and 5209 transitions. [2018-09-26 22:46:58,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5209 transitions. [2018-09-26 22:46:58,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 2608 states and 5211 transitions. [2018-09-26 22:46:58,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 5211 transitions. [2018-09-26 22:46:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:58,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5213 states to 2609 states and 5213 transitions. [2018-09-26 22:46:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 5213 transitions. [2018-09-26 22:46:58,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:58,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:58,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:58,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5215 states to 2610 states and 5215 transitions. [2018-09-26 22:46:59,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 5215 transitions. [2018-09-26 22:46:59,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5217 states to 2611 states and 5217 transitions. [2018-09-26 22:46:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 5217 transitions. [2018-09-26 22:46:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5219 states to 2612 states and 5219 transitions. [2018-09-26 22:46:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 5219 transitions. [2018-09-26 22:46:59,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5221 states to 2613 states and 5221 transitions. [2018-09-26 22:46:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 5221 transitions. [2018-09-26 22:46:59,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5223 states to 2614 states and 5223 transitions. [2018-09-26 22:46:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 5223 transitions. [2018-09-26 22:46:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 2615 states and 5225 transitions. [2018-09-26 22:46:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 5225 transitions. [2018-09-26 22:46:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5227 states to 2616 states and 5227 transitions. [2018-09-26 22:46:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 5227 transitions. [2018-09-26 22:46:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5229 states to 2617 states and 5229 transitions. [2018-09-26 22:46:59,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 5229 transitions. [2018-09-26 22:46:59,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:46:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:46:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5231 states to 2618 states and 5231 transitions. [2018-09-26 22:46:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 5231 transitions. [2018-09-26 22:46:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:46:59,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:46:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:46:59,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:46:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5233 states to 2619 states and 5233 transitions. [2018-09-26 22:47:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 5233 transitions. [2018-09-26 22:47:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5235 states to 2620 states and 5235 transitions. [2018-09-26 22:47:00,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 5235 transitions. [2018-09-26 22:47:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5237 states to 2621 states and 5237 transitions. [2018-09-26 22:47:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 5237 transitions. [2018-09-26 22:47:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 2622 states and 5239 transitions. [2018-09-26 22:47:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 5239 transitions. [2018-09-26 22:47:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5241 states to 2623 states and 5241 transitions. [2018-09-26 22:47:00,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 5241 transitions. [2018-09-26 22:47:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5243 states to 2624 states and 5243 transitions. [2018-09-26 22:47:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 5243 transitions. [2018-09-26 22:47:00,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5245 states to 2625 states and 5245 transitions. [2018-09-26 22:47:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 5245 transitions. [2018-09-26 22:47:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5247 states to 2626 states and 5247 transitions. [2018-09-26 22:47:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 5247 transitions. [2018-09-26 22:47:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5249 states to 2627 states and 5249 transitions. [2018-09-26 22:47:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 5249 transitions. [2018-09-26 22:47:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:00,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:00,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:00,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5251 states to 2628 states and 5251 transitions. [2018-09-26 22:47:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 5251 transitions. [2018-09-26 22:47:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5253 states to 2629 states and 5253 transitions. [2018-09-26 22:47:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5253 transitions. [2018-09-26 22:47:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5255 states to 2630 states and 5255 transitions. [2018-09-26 22:47:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5255 transitions. [2018-09-26 22:47:01,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5257 states to 2631 states and 5257 transitions. [2018-09-26 22:47:01,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 5257 transitions. [2018-09-26 22:47:01,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5259 states to 2632 states and 5259 transitions. [2018-09-26 22:47:01,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 5259 transitions. [2018-09-26 22:47:01,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 2633 states and 5261 transitions. [2018-09-26 22:47:01,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 5261 transitions. [2018-09-26 22:47:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5263 states to 2634 states and 5263 transitions. [2018-09-26 22:47:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 5263 transitions. [2018-09-26 22:47:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5265 states to 2635 states and 5265 transitions. [2018-09-26 22:47:01,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 5265 transitions. [2018-09-26 22:47:01,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5267 states to 2636 states and 5267 transitions. [2018-09-26 22:47:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 5267 transitions. [2018-09-26 22:47:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5269 states to 2637 states and 5269 transitions. [2018-09-26 22:47:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 5269 transitions. [2018-09-26 22:47:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:01,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:01,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5271 states to 2638 states and 5271 transitions. [2018-09-26 22:47:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 5271 transitions. [2018-09-26 22:47:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5273 states to 2639 states and 5273 transitions. [2018-09-26 22:47:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 5273 transitions. [2018-09-26 22:47:02,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5275 states to 2640 states and 5275 transitions. [2018-09-26 22:47:02,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 5275 transitions. [2018-09-26 22:47:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5277 states to 2641 states and 5277 transitions. [2018-09-26 22:47:02,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 5277 transitions. [2018-09-26 22:47:02,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5279 states to 2642 states and 5279 transitions. [2018-09-26 22:47:02,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 5279 transitions. [2018-09-26 22:47:02,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5281 states to 2643 states and 5281 transitions. [2018-09-26 22:47:02,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 5281 transitions. [2018-09-26 22:47:02,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5283 states to 2644 states and 5283 transitions. [2018-09-26 22:47:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5283 transitions. [2018-09-26 22:47:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 2645 states and 5285 transitions. [2018-09-26 22:47:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 5285 transitions. [2018-09-26 22:47:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5287 states to 2646 states and 5287 transitions. [2018-09-26 22:47:02,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 5287 transitions. [2018-09-26 22:47:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 2647 states and 5289 transitions. [2018-09-26 22:47:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 5289 transitions. [2018-09-26 22:47:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:02,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:02,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:02,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 2648 states and 5291 transitions. [2018-09-26 22:47:03,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 5291 transitions. [2018-09-26 22:47:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5293 states to 2649 states and 5293 transitions. [2018-09-26 22:47:03,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5293 transitions. [2018-09-26 22:47:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5295 states to 2650 states and 5295 transitions. [2018-09-26 22:47:03,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5295 transitions. [2018-09-26 22:47:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5297 states to 2651 states and 5297 transitions. [2018-09-26 22:47:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 5297 transitions. [2018-09-26 22:47:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5299 states to 2652 states and 5299 transitions. [2018-09-26 22:47:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 5299 transitions. [2018-09-26 22:47:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5301 states to 2653 states and 5301 transitions. [2018-09-26 22:47:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 5301 transitions. [2018-09-26 22:47:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5303 states to 2654 states and 5303 transitions. [2018-09-26 22:47:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 5303 transitions. [2018-09-26 22:47:03,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5305 states to 2655 states and 5305 transitions. [2018-09-26 22:47:03,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5305 transitions. [2018-09-26 22:47:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5307 states to 2656 states and 5307 transitions. [2018-09-26 22:47:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5307 transitions. [2018-09-26 22:47:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:03,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:03,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 2657 states and 5309 transitions. [2018-09-26 22:47:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 5309 transitions. [2018-09-26 22:47:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:03,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:03,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:03,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5311 states to 2658 states and 5311 transitions. [2018-09-26 22:47:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 5311 transitions. [2018-09-26 22:47:04,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5313 states to 2659 states and 5313 transitions. [2018-09-26 22:47:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 5313 transitions. [2018-09-26 22:47:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5315 states to 2660 states and 5315 transitions. [2018-09-26 22:47:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 5315 transitions. [2018-09-26 22:47:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5317 states to 2661 states and 5317 transitions. [2018-09-26 22:47:04,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5317 transitions. [2018-09-26 22:47:04,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5319 states to 2662 states and 5319 transitions. [2018-09-26 22:47:04,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 5319 transitions. [2018-09-26 22:47:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5321 states to 2663 states and 5321 transitions. [2018-09-26 22:47:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5321 transitions. [2018-09-26 22:47:04,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5323 states to 2664 states and 5323 transitions. [2018-09-26 22:47:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 5323 transitions. [2018-09-26 22:47:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5325 states to 2665 states and 5325 transitions. [2018-09-26 22:47:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 5325 transitions. [2018-09-26 22:47:04,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5327 states to 2666 states and 5327 transitions. [2018-09-26 22:47:04,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 5327 transitions. [2018-09-26 22:47:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5329 states to 2667 states and 5329 transitions. [2018-09-26 22:47:04,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5329 transitions. [2018-09-26 22:47:04,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:04,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:04,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 2668 states and 5331 transitions. [2018-09-26 22:47:05,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 5331 transitions. [2018-09-26 22:47:05,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5333 states to 2669 states and 5333 transitions. [2018-09-26 22:47:05,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 5333 transitions. [2018-09-26 22:47:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5335 states to 2670 states and 5335 transitions. [2018-09-26 22:47:05,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 5335 transitions. [2018-09-26 22:47:05,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5337 states to 2671 states and 5337 transitions. [2018-09-26 22:47:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 5337 transitions. [2018-09-26 22:47:05,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5339 states to 2672 states and 5339 transitions. [2018-09-26 22:47:05,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 5339 transitions. [2018-09-26 22:47:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5341 states to 2673 states and 5341 transitions. [2018-09-26 22:47:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5341 transitions. [2018-09-26 22:47:05,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5343 states to 2674 states and 5343 transitions. [2018-09-26 22:47:05,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 5343 transitions. [2018-09-26 22:47:05,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5345 states to 2675 states and 5345 transitions. [2018-09-26 22:47:05,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 5345 transitions. [2018-09-26 22:47:05,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:05,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5347 states to 2676 states and 5347 transitions. [2018-09-26 22:47:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 5347 transitions. [2018-09-26 22:47:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:05,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:05,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:05,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 2677 states and 5349 transitions. [2018-09-26 22:47:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 5349 transitions. [2018-09-26 22:47:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5351 states to 2678 states and 5351 transitions. [2018-09-26 22:47:06,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 5351 transitions. [2018-09-26 22:47:06,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5353 states to 2679 states and 5353 transitions. [2018-09-26 22:47:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 5353 transitions. [2018-09-26 22:47:06,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5355 states to 2680 states and 5355 transitions. [2018-09-26 22:47:06,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 5355 transitions. [2018-09-26 22:47:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5357 states to 2681 states and 5357 transitions. [2018-09-26 22:47:06,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 5357 transitions. [2018-09-26 22:47:06,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5359 states to 2682 states and 5359 transitions. [2018-09-26 22:47:06,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 5359 transitions. [2018-09-26 22:47:06,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5361 states to 2683 states and 5361 transitions. [2018-09-26 22:47:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 5361 transitions. [2018-09-26 22:47:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5363 states to 2684 states and 5363 transitions. [2018-09-26 22:47:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 5363 transitions. [2018-09-26 22:47:06,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5365 states to 2685 states and 5365 transitions. [2018-09-26 22:47:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 5365 transitions. [2018-09-26 22:47:06,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:06,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:06,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5367 states to 2686 states and 5367 transitions. [2018-09-26 22:47:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 5367 transitions. [2018-09-26 22:47:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:06,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:06,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:06,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5369 states to 2687 states and 5369 transitions. [2018-09-26 22:47:07,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 5369 transitions. [2018-09-26 22:47:07,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5371 states to 2688 states and 5371 transitions. [2018-09-26 22:47:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 5371 transitions. [2018-09-26 22:47:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 2689 states and 5373 transitions. [2018-09-26 22:47:07,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5373 transitions. [2018-09-26 22:47:07,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5375 states to 2690 states and 5375 transitions. [2018-09-26 22:47:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 5375 transitions. [2018-09-26 22:47:07,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5377 states to 2691 states and 5377 transitions. [2018-09-26 22:47:07,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5377 transitions. [2018-09-26 22:47:07,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5379 states to 2692 states and 5379 transitions. [2018-09-26 22:47:07,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 5379 transitions. [2018-09-26 22:47:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5381 states to 2693 states and 5381 transitions. [2018-09-26 22:47:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 5381 transitions. [2018-09-26 22:47:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5383 states to 2694 states and 5383 transitions. [2018-09-26 22:47:07,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 5383 transitions. [2018-09-26 22:47:07,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:07,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:07,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5385 states to 2695 states and 5385 transitions. [2018-09-26 22:47:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 5385 transitions. [2018-09-26 22:47:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:07,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:07,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5387 states to 2696 states and 5387 transitions. [2018-09-26 22:47:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 5387 transitions. [2018-09-26 22:47:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5389 states to 2697 states and 5389 transitions. [2018-09-26 22:47:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 5389 transitions. [2018-09-26 22:47:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5391 states to 2698 states and 5391 transitions. [2018-09-26 22:47:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 5391 transitions. [2018-09-26 22:47:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5393 states to 2699 states and 5393 transitions. [2018-09-26 22:47:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5393 transitions. [2018-09-26 22:47:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5395 states to 2700 states and 5395 transitions. [2018-09-26 22:47:08,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 5395 transitions. [2018-09-26 22:47:08,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5397 states to 2701 states and 5397 transitions. [2018-09-26 22:47:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 5397 transitions. [2018-09-26 22:47:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5399 states to 2702 states and 5399 transitions. [2018-09-26 22:47:08,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 5399 transitions. [2018-09-26 22:47:08,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5401 states to 2703 states and 5401 transitions. [2018-09-26 22:47:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 5401 transitions. [2018-09-26 22:47:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5403 states to 2704 states and 5403 transitions. [2018-09-26 22:47:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 5403 transitions. [2018-09-26 22:47:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:08,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:08,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5405 states to 2705 states and 5405 transitions. [2018-09-26 22:47:08,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 5405 transitions. [2018-09-26 22:47:08,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:08,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5407 states to 2706 states and 5407 transitions. [2018-09-26 22:47:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 5407 transitions. [2018-09-26 22:47:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5409 states to 2707 states and 5409 transitions. [2018-09-26 22:47:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 5409 transitions. [2018-09-26 22:47:09,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5411 states to 2708 states and 5411 transitions. [2018-09-26 22:47:09,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 5411 transitions. [2018-09-26 22:47:09,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5413 states to 2709 states and 5413 transitions. [2018-09-26 22:47:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 5413 transitions. [2018-09-26 22:47:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5415 states to 2710 states and 5415 transitions. [2018-09-26 22:47:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 5415 transitions. [2018-09-26 22:47:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5417 states to 2711 states and 5417 transitions. [2018-09-26 22:47:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5417 transitions. [2018-09-26 22:47:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5419 states to 2712 states and 5419 transitions. [2018-09-26 22:47:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 5419 transitions. [2018-09-26 22:47:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5421 states to 2713 states and 5421 transitions. [2018-09-26 22:47:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 5421 transitions. [2018-09-26 22:47:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:09,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5423 states to 2714 states and 5423 transitions. [2018-09-26 22:47:09,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 5423 transitions. [2018-09-26 22:47:09,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:09,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:09,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5425 states to 2715 states and 5425 transitions. [2018-09-26 22:47:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5425 transitions. [2018-09-26 22:47:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5427 states to 2716 states and 5427 transitions. [2018-09-26 22:47:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 5427 transitions. [2018-09-26 22:47:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5429 states to 2717 states and 5429 transitions. [2018-09-26 22:47:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5429 transitions. [2018-09-26 22:47:10,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 2718 states and 5431 transitions. [2018-09-26 22:47:10,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 5431 transitions. [2018-09-26 22:47:10,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 2719 states and 5433 transitions. [2018-09-26 22:47:10,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 5433 transitions. [2018-09-26 22:47:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5435 states to 2720 states and 5435 transitions. [2018-09-26 22:47:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 5435 transitions. [2018-09-26 22:47:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5437 states to 2721 states and 5437 transitions. [2018-09-26 22:47:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 5437 transitions. [2018-09-26 22:47:10,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5439 states to 2722 states and 5439 transitions. [2018-09-26 22:47:10,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 5439 transitions. [2018-09-26 22:47:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5441 states to 2723 states and 5441 transitions. [2018-09-26 22:47:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 5441 transitions. [2018-09-26 22:47:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5443 states to 2724 states and 5443 transitions. [2018-09-26 22:47:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 5443 transitions. [2018-09-26 22:47:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:10,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:10,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5445 states to 2725 states and 5445 transitions. [2018-09-26 22:47:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 5445 transitions. [2018-09-26 22:47:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5447 states to 2726 states and 5447 transitions. [2018-09-26 22:47:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 5447 transitions. [2018-09-26 22:47:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5449 states to 2727 states and 5449 transitions. [2018-09-26 22:47:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 5449 transitions. [2018-09-26 22:47:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5451 states to 2728 states and 5451 transitions. [2018-09-26 22:47:11,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5451 transitions. [2018-09-26 22:47:11,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5453 states to 2729 states and 5453 transitions. [2018-09-26 22:47:11,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 5453 transitions. [2018-09-26 22:47:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5455 states to 2730 states and 5455 transitions. [2018-09-26 22:47:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 5455 transitions. [2018-09-26 22:47:11,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5457 states to 2731 states and 5457 transitions. [2018-09-26 22:47:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 5457 transitions. [2018-09-26 22:47:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5459 states to 2732 states and 5459 transitions. [2018-09-26 22:47:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 5459 transitions. [2018-09-26 22:47:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5461 states to 2733 states and 5461 transitions. [2018-09-26 22:47:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 5461 transitions. [2018-09-26 22:47:11,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:11,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:11,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:11,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5463 states to 2734 states and 5463 transitions. [2018-09-26 22:47:11,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 5463 transitions. [2018-09-26 22:47:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5465 states to 2735 states and 5465 transitions. [2018-09-26 22:47:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 5465 transitions. [2018-09-26 22:47:12,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5467 states to 2736 states and 5467 transitions. [2018-09-26 22:47:12,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 5467 transitions. [2018-09-26 22:47:12,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5469 states to 2737 states and 5469 transitions. [2018-09-26 22:47:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 5469 transitions. [2018-09-26 22:47:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5471 states to 2738 states and 5471 transitions. [2018-09-26 22:47:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 5471 transitions. [2018-09-26 22:47:12,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 2739 states and 5473 transitions. [2018-09-26 22:47:12,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 5473 transitions. [2018-09-26 22:47:12,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5475 states to 2740 states and 5475 transitions. [2018-09-26 22:47:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 5475 transitions. [2018-09-26 22:47:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5477 states to 2741 states and 5477 transitions. [2018-09-26 22:47:12,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5477 transitions. [2018-09-26 22:47:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 2742 states and 5479 transitions. [2018-09-26 22:47:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 5479 transitions. [2018-09-26 22:47:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5481 states to 2743 states and 5481 transitions. [2018-09-26 22:47:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 5481 transitions. [2018-09-26 22:47:12,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:12,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:12,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 2744 states and 5483 transitions. [2018-09-26 22:47:13,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 5483 transitions. [2018-09-26 22:47:13,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5485 states to 2745 states and 5485 transitions. [2018-09-26 22:47:13,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 5485 transitions. [2018-09-26 22:47:13,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5487 states to 2746 states and 5487 transitions. [2018-09-26 22:47:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 5487 transitions. [2018-09-26 22:47:13,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 2747 states and 5489 transitions. [2018-09-26 22:47:13,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 5489 transitions. [2018-09-26 22:47:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5491 states to 2748 states and 5491 transitions. [2018-09-26 22:47:13,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 5491 transitions. [2018-09-26 22:47:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5493 states to 2749 states and 5493 transitions. [2018-09-26 22:47:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 5493 transitions. [2018-09-26 22:47:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5495 states to 2750 states and 5495 transitions. [2018-09-26 22:47:13,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 5495 transitions. [2018-09-26 22:47:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5497 states to 2751 states and 5497 transitions. [2018-09-26 22:47:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5497 transitions. [2018-09-26 22:47:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5499 states to 2752 states and 5499 transitions. [2018-09-26 22:47:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2752 states and 5499 transitions. [2018-09-26 22:47:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:13,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:13,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 2753 states and 5501 transitions. [2018-09-26 22:47:14,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 5501 transitions. [2018-09-26 22:47:14,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5503 states to 2754 states and 5503 transitions. [2018-09-26 22:47:14,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2754 states and 5503 transitions. [2018-09-26 22:47:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5505 states to 2755 states and 5505 transitions. [2018-09-26 22:47:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 5505 transitions. [2018-09-26 22:47:14,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5507 states to 2756 states and 5507 transitions. [2018-09-26 22:47:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 5507 transitions. [2018-09-26 22:47:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5509 states to 2757 states and 5509 transitions. [2018-09-26 22:47:14,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 5509 transitions. [2018-09-26 22:47:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5511 states to 2758 states and 5511 transitions. [2018-09-26 22:47:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 5511 transitions. [2018-09-26 22:47:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5513 states to 2759 states and 5513 transitions. [2018-09-26 22:47:14,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 5513 transitions. [2018-09-26 22:47:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5515 states to 2760 states and 5515 transitions. [2018-09-26 22:47:14,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 5515 transitions. [2018-09-26 22:47:14,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5517 states to 2761 states and 5517 transitions. [2018-09-26 22:47:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 5517 transitions. [2018-09-26 22:47:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:14,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:14,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5519 states to 2762 states and 5519 transitions. [2018-09-26 22:47:15,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 5519 transitions. [2018-09-26 22:47:15,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5521 states to 2763 states and 5521 transitions. [2018-09-26 22:47:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 5521 transitions. [2018-09-26 22:47:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5523 states to 2764 states and 5523 transitions. [2018-09-26 22:47:15,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 5523 transitions. [2018-09-26 22:47:15,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5525 states to 2765 states and 5525 transitions. [2018-09-26 22:47:15,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 5525 transitions. [2018-09-26 22:47:15,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 2766 states and 5527 transitions. [2018-09-26 22:47:15,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 5527 transitions. [2018-09-26 22:47:15,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2767 states and 5529 transitions. [2018-09-26 22:47:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 5529 transitions. [2018-09-26 22:47:15,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5531 states to 2768 states and 5531 transitions. [2018-09-26 22:47:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 5531 transitions. [2018-09-26 22:47:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5533 states to 2769 states and 5533 transitions. [2018-09-26 22:47:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 5533 transitions. [2018-09-26 22:47:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 2770 states and 5535 transitions. [2018-09-26 22:47:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 5535 transitions. [2018-09-26 22:47:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:15,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:15,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 2771 states and 5537 transitions. [2018-09-26 22:47:15,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 5537 transitions. [2018-09-26 22:47:15,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:15,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:15,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5539 states to 2772 states and 5539 transitions. [2018-09-26 22:47:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 5539 transitions. [2018-09-26 22:47:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5541 states to 2773 states and 5541 transitions. [2018-09-26 22:47:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 5541 transitions. [2018-09-26 22:47:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 2774 states and 5543 transitions. [2018-09-26 22:47:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 5543 transitions. [2018-09-26 22:47:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5545 states to 2775 states and 5545 transitions. [2018-09-26 22:47:16,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 5545 transitions. [2018-09-26 22:47:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5547 states to 2776 states and 5547 transitions. [2018-09-26 22:47:16,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 5547 transitions. [2018-09-26 22:47:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 2777 states and 5549 transitions. [2018-09-26 22:47:16,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 5549 transitions. [2018-09-26 22:47:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 2778 states and 5551 transitions. [2018-09-26 22:47:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 5551 transitions. [2018-09-26 22:47:16,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5553 states to 2779 states and 5553 transitions. [2018-09-26 22:47:16,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 5553 transitions. [2018-09-26 22:47:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5555 states to 2780 states and 5555 transitions. [2018-09-26 22:47:16,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 5555 transitions. [2018-09-26 22:47:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:16,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:16,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5557 states to 2781 states and 5557 transitions. [2018-09-26 22:47:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 5557 transitions. [2018-09-26 22:47:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5559 states to 2782 states and 5559 transitions. [2018-09-26 22:47:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 5559 transitions. [2018-09-26 22:47:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5561 states to 2783 states and 5561 transitions. [2018-09-26 22:47:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 5561 transitions. [2018-09-26 22:47:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5563 states to 2784 states and 5563 transitions. [2018-09-26 22:47:17,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 5563 transitions. [2018-09-26 22:47:17,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5565 states to 2785 states and 5565 transitions. [2018-09-26 22:47:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 5565 transitions. [2018-09-26 22:47:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5567 states to 2786 states and 5567 transitions. [2018-09-26 22:47:17,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 5567 transitions. [2018-09-26 22:47:17,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5569 states to 2787 states and 5569 transitions. [2018-09-26 22:47:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 5569 transitions. [2018-09-26 22:47:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 2788 states and 5571 transitions. [2018-09-26 22:47:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5571 transitions. [2018-09-26 22:47:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 2789 states and 5573 transitions. [2018-09-26 22:47:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 5573 transitions. [2018-09-26 22:47:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:17,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:17,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 2790 states and 5575 transitions. [2018-09-26 22:47:17,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5575 transitions. [2018-09-26 22:47:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:17,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:17,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5577 states to 2791 states and 5577 transitions. [2018-09-26 22:47:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 5577 transitions. [2018-09-26 22:47:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5579 states to 2792 states and 5579 transitions. [2018-09-26 22:47:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5579 transitions. [2018-09-26 22:47:18,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5581 states to 2793 states and 5581 transitions. [2018-09-26 22:47:18,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 5581 transitions. [2018-09-26 22:47:18,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5583 states to 2794 states and 5583 transitions. [2018-09-26 22:47:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5583 transitions. [2018-09-26 22:47:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5585 states to 2795 states and 5585 transitions. [2018-09-26 22:47:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 5585 transitions. [2018-09-26 22:47:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5587 states to 2796 states and 5587 transitions. [2018-09-26 22:47:18,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5587 transitions. [2018-09-26 22:47:18,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5589 states to 2797 states and 5589 transitions. [2018-09-26 22:47:18,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 5589 transitions. [2018-09-26 22:47:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5591 states to 2798 states and 5591 transitions. [2018-09-26 22:47:18,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5591 transitions. [2018-09-26 22:47:18,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 2799 states and 5593 transitions. [2018-09-26 22:47:18,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 5593 transitions. [2018-09-26 22:47:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:18,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:18,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:18,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5595 states to 2800 states and 5595 transitions. [2018-09-26 22:47:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 5595 transitions. [2018-09-26 22:47:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 2801 states and 5597 transitions. [2018-09-26 22:47:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 5597 transitions. [2018-09-26 22:47:19,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5599 states to 2802 states and 5599 transitions. [2018-09-26 22:47:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5599 transitions. [2018-09-26 22:47:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5601 states to 2803 states and 5601 transitions. [2018-09-26 22:47:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5601 transitions. [2018-09-26 22:47:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5603 states to 2804 states and 5603 transitions. [2018-09-26 22:47:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5603 transitions. [2018-09-26 22:47:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5605 states to 2805 states and 5605 transitions. [2018-09-26 22:47:19,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5605 transitions. [2018-09-26 22:47:19,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 2806 states and 5607 transitions. [2018-09-26 22:47:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 5607 transitions. [2018-09-26 22:47:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5609 states to 2807 states and 5609 transitions. [2018-09-26 22:47:19,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5609 transitions. [2018-09-26 22:47:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5611 states to 2808 states and 5611 transitions. [2018-09-26 22:47:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5611 transitions. [2018-09-26 22:47:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:19,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:19,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5613 states to 2809 states and 5613 transitions. [2018-09-26 22:47:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5613 transitions. [2018-09-26 22:47:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 2810 states and 5615 transitions. [2018-09-26 22:47:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 5615 transitions. [2018-09-26 22:47:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 2811 states and 5617 transitions. [2018-09-26 22:47:20,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 5617 transitions. [2018-09-26 22:47:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5619 states to 2812 states and 5619 transitions. [2018-09-26 22:47:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5619 transitions. [2018-09-26 22:47:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5621 states to 2813 states and 5621 transitions. [2018-09-26 22:47:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 5621 transitions. [2018-09-26 22:47:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5623 states to 2814 states and 5623 transitions. [2018-09-26 22:47:20,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 5623 transitions. [2018-09-26 22:47:20,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5625 states to 2815 states and 5625 transitions. [2018-09-26 22:47:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 5625 transitions. [2018-09-26 22:47:20,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5627 states to 2816 states and 5627 transitions. [2018-09-26 22:47:20,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 5627 transitions. [2018-09-26 22:47:20,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:20,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:20,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5629 states to 2817 states and 5629 transitions. [2018-09-26 22:47:20,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 5629 transitions. [2018-09-26 22:47:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:20,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:20,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5631 states to 2818 states and 5631 transitions. [2018-09-26 22:47:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 5631 transitions. [2018-09-26 22:47:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 2819 states and 5633 transitions. [2018-09-26 22:47:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 5633 transitions. [2018-09-26 22:47:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5635 states to 2820 states and 5635 transitions. [2018-09-26 22:47:21,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 5635 transitions. [2018-09-26 22:47:21,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5637 states to 2821 states and 5637 transitions. [2018-09-26 22:47:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 5637 transitions. [2018-09-26 22:47:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5639 states to 2822 states and 5639 transitions. [2018-09-26 22:47:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5639 transitions. [2018-09-26 22:47:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5641 states to 2823 states and 5641 transitions. [2018-09-26 22:47:21,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2823 states and 5641 transitions. [2018-09-26 22:47:21,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5643 states to 2824 states and 5643 transitions. [2018-09-26 22:47:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 5643 transitions. [2018-09-26 22:47:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5645 states to 2825 states and 5645 transitions. [2018-09-26 22:47:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 5645 transitions. [2018-09-26 22:47:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5647 states to 2826 states and 5647 transitions. [2018-09-26 22:47:21,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 5647 transitions. [2018-09-26 22:47:21,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:21,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:21,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5649 states to 2827 states and 5649 transitions. [2018-09-26 22:47:21,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 5649 transitions. [2018-09-26 22:47:21,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:21,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:21,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:21,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5651 states to 2828 states and 5651 transitions. [2018-09-26 22:47:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 5651 transitions. [2018-09-26 22:47:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5653 states to 2829 states and 5653 transitions. [2018-09-26 22:47:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 5653 transitions. [2018-09-26 22:47:22,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 2830 states and 5655 transitions. [2018-09-26 22:47:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 5655 transitions. [2018-09-26 22:47:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5657 states to 2831 states and 5657 transitions. [2018-09-26 22:47:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 5657 transitions. [2018-09-26 22:47:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5659 states to 2832 states and 5659 transitions. [2018-09-26 22:47:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 5659 transitions. [2018-09-26 22:47:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5661 states to 2833 states and 5661 transitions. [2018-09-26 22:47:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 5661 transitions. [2018-09-26 22:47:22,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5663 states to 2834 states and 5663 transitions. [2018-09-26 22:47:22,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 5663 transitions. [2018-09-26 22:47:22,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5665 states to 2835 states and 5665 transitions. [2018-09-26 22:47:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 5665 transitions. [2018-09-26 22:47:22,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:22,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:22,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5667 states to 2836 states and 5667 transitions. [2018-09-26 22:47:22,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 5667 transitions. [2018-09-26 22:47:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:22,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:22,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5669 states to 2837 states and 5669 transitions. [2018-09-26 22:47:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5669 transitions. [2018-09-26 22:47:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5671 states to 2838 states and 5671 transitions. [2018-09-26 22:47:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 5671 transitions. [2018-09-26 22:47:23,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 2839 states and 5673 transitions. [2018-09-26 22:47:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 5673 transitions. [2018-09-26 22:47:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5675 states to 2840 states and 5675 transitions. [2018-09-26 22:47:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 5675 transitions. [2018-09-26 22:47:23,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 2841 states and 5677 transitions. [2018-09-26 22:47:23,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 5677 transitions. [2018-09-26 22:47:23,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5679 states to 2842 states and 5679 transitions. [2018-09-26 22:47:23,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 5679 transitions. [2018-09-26 22:47:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5681 states to 2843 states and 5681 transitions. [2018-09-26 22:47:23,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 5681 transitions. [2018-09-26 22:47:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5683 states to 2844 states and 5683 transitions. [2018-09-26 22:47:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 5683 transitions. [2018-09-26 22:47:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5685 states to 2845 states and 5685 transitions. [2018-09-26 22:47:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 5685 transitions. [2018-09-26 22:47:23,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:23,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:23,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5687 states to 2846 states and 5687 transitions. [2018-09-26 22:47:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 5687 transitions. [2018-09-26 22:47:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5689 states to 2847 states and 5689 transitions. [2018-09-26 22:47:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5689 transitions. [2018-09-26 22:47:24,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 2848 states and 5691 transitions. [2018-09-26 22:47:24,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5691 transitions. [2018-09-26 22:47:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5693 states to 2849 states and 5693 transitions. [2018-09-26 22:47:24,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5693 transitions. [2018-09-26 22:47:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5695 states to 2850 states and 5695 transitions. [2018-09-26 22:47:24,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 5695 transitions. [2018-09-26 22:47:24,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5697 states to 2851 states and 5697 transitions. [2018-09-26 22:47:24,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5697 transitions. [2018-09-26 22:47:24,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 2852 states and 5699 transitions. [2018-09-26 22:47:24,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 5699 transitions. [2018-09-26 22:47:24,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5701 states to 2853 states and 5701 transitions. [2018-09-26 22:47:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5701 transitions. [2018-09-26 22:47:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 2854 states and 5703 transitions. [2018-09-26 22:47:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 5703 transitions. [2018-09-26 22:47:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:24,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:24,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:24,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5705 states to 2855 states and 5705 transitions. [2018-09-26 22:47:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5705 transitions. [2018-09-26 22:47:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5707 states to 2856 states and 5707 transitions. [2018-09-26 22:47:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 5707 transitions. [2018-09-26 22:47:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5709 states to 2857 states and 5709 transitions. [2018-09-26 22:47:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5709 transitions. [2018-09-26 22:47:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5711 states to 2858 states and 5711 transitions. [2018-09-26 22:47:25,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 5711 transitions. [2018-09-26 22:47:25,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5713 states to 2859 states and 5713 transitions. [2018-09-26 22:47:25,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5713 transitions. [2018-09-26 22:47:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5715 states to 2860 states and 5715 transitions. [2018-09-26 22:47:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5715 transitions. [2018-09-26 22:47:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5717 states to 2861 states and 5717 transitions. [2018-09-26 22:47:25,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5717 transitions. [2018-09-26 22:47:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5719 states to 2862 states and 5719 transitions. [2018-09-26 22:47:25,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5719 transitions. [2018-09-26 22:47:25,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5721 states to 2863 states and 5721 transitions. [2018-09-26 22:47:25,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5721 transitions. [2018-09-26 22:47:25,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:25,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:25,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:25,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5723 states to 2864 states and 5723 transitions. [2018-09-26 22:47:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5723 transitions. [2018-09-26 22:47:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5725 states to 2865 states and 5725 transitions. [2018-09-26 22:47:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5725 transitions. [2018-09-26 22:47:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5727 states to 2866 states and 5727 transitions. [2018-09-26 22:47:26,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5727 transitions. [2018-09-26 22:47:26,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5729 states to 2867 states and 5729 transitions. [2018-09-26 22:47:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5729 transitions. [2018-09-26 22:47:26,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5731 states to 2868 states and 5731 transitions. [2018-09-26 22:47:26,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5731 transitions. [2018-09-26 22:47:26,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5733 states to 2869 states and 5733 transitions. [2018-09-26 22:47:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5733 transitions. [2018-09-26 22:47:26,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5735 states to 2870 states and 5735 transitions. [2018-09-26 22:47:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5735 transitions. [2018-09-26 22:47:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5737 states to 2871 states and 5737 transitions. [2018-09-26 22:47:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5737 transitions. [2018-09-26 22:47:26,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5739 states to 2872 states and 5739 transitions. [2018-09-26 22:47:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5739 transitions. [2018-09-26 22:47:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:26,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:26,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:26,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5741 states to 2873 states and 5741 transitions. [2018-09-26 22:47:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 5741 transitions. [2018-09-26 22:47:26,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:26,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:26,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5743 states to 2874 states and 5743 transitions. [2018-09-26 22:47:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5743 transitions. [2018-09-26 22:47:27,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5745 states to 2875 states and 5745 transitions. [2018-09-26 22:47:27,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5745 transitions. [2018-09-26 22:47:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5747 states to 2876 states and 5747 transitions. [2018-09-26 22:47:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5747 transitions. [2018-09-26 22:47:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5749 states to 2877 states and 5749 transitions. [2018-09-26 22:47:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 5749 transitions. [2018-09-26 22:47:27,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5751 states to 2878 states and 5751 transitions. [2018-09-26 22:47:27,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5751 transitions. [2018-09-26 22:47:27,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5753 states to 2879 states and 5753 transitions. [2018-09-26 22:47:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5753 transitions. [2018-09-26 22:47:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5755 states to 2880 states and 5755 transitions. [2018-09-26 22:47:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 5755 transitions. [2018-09-26 22:47:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5757 states to 2881 states and 5757 transitions. [2018-09-26 22:47:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5757 transitions. [2018-09-26 22:47:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:27,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:27,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5759 states to 2882 states and 5759 transitions. [2018-09-26 22:47:27,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5759 transitions. [2018-09-26 22:47:27,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:27,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:27,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:27,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5761 states to 2883 states and 5761 transitions. [2018-09-26 22:47:28,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5761 transitions. [2018-09-26 22:47:28,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5763 states to 2884 states and 5763 transitions. [2018-09-26 22:47:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5763 transitions. [2018-09-26 22:47:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5765 states to 2885 states and 5765 transitions. [2018-09-26 22:47:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5765 transitions. [2018-09-26 22:47:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5767 states to 2886 states and 5767 transitions. [2018-09-26 22:47:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 5767 transitions. [2018-09-26 22:47:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5769 states to 2887 states and 5769 transitions. [2018-09-26 22:47:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5769 transitions. [2018-09-26 22:47:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5771 states to 2888 states and 5771 transitions. [2018-09-26 22:47:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 5771 transitions. [2018-09-26 22:47:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5773 states to 2889 states and 5773 transitions. [2018-09-26 22:47:28,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5773 transitions. [2018-09-26 22:47:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5775 states to 2890 states and 5775 transitions. [2018-09-26 22:47:28,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 5775 transitions. [2018-09-26 22:47:28,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5777 states to 2891 states and 5777 transitions. [2018-09-26 22:47:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 5777 transitions. [2018-09-26 22:47:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:28,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:28,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5779 states to 2892 states and 5779 transitions. [2018-09-26 22:47:29,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 5779 transitions. [2018-09-26 22:47:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5781 states to 2893 states and 5781 transitions. [2018-09-26 22:47:29,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 5781 transitions. [2018-09-26 22:47:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 2894 states and 5783 transitions. [2018-09-26 22:47:29,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 5783 transitions. [2018-09-26 22:47:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5785 states to 2895 states and 5785 transitions. [2018-09-26 22:47:29,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 5785 transitions. [2018-09-26 22:47:29,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5787 states to 2896 states and 5787 transitions. [2018-09-26 22:47:29,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 5787 transitions. [2018-09-26 22:47:29,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5789 states to 2897 states and 5789 transitions. [2018-09-26 22:47:29,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 5789 transitions. [2018-09-26 22:47:29,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5791 states to 2898 states and 5791 transitions. [2018-09-26 22:47:29,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 5791 transitions. [2018-09-26 22:47:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5793 states to 2899 states and 5793 transitions. [2018-09-26 22:47:29,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5793 transitions. [2018-09-26 22:47:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5795 states to 2900 states and 5795 transitions. [2018-09-26 22:47:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 5795 transitions. [2018-09-26 22:47:29,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:29,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:29,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5797 states to 2901 states and 5797 transitions. [2018-09-26 22:47:30,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 5797 transitions. [2018-09-26 22:47:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5799 states to 2902 states and 5799 transitions. [2018-09-26 22:47:30,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 5799 transitions. [2018-09-26 22:47:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 2903 states and 5801 transitions. [2018-09-26 22:47:30,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 5801 transitions. [2018-09-26 22:47:30,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5803 states to 2904 states and 5803 transitions. [2018-09-26 22:47:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 5803 transitions. [2018-09-26 22:47:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5805 states to 2905 states and 5805 transitions. [2018-09-26 22:47:30,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5805 transitions. [2018-09-26 22:47:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5807 states to 2906 states and 5807 transitions. [2018-09-26 22:47:30,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 5807 transitions. [2018-09-26 22:47:30,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5809 states to 2907 states and 5809 transitions. [2018-09-26 22:47:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 5809 transitions. [2018-09-26 22:47:30,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5811 states to 2908 states and 5811 transitions. [2018-09-26 22:47:30,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 5811 transitions. [2018-09-26 22:47:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:30,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:30,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5813 states to 2909 states and 5813 transitions. [2018-09-26 22:47:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 5813 transitions. [2018-09-26 22:47:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:30,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:30,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5815 states to 2910 states and 5815 transitions. [2018-09-26 22:47:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 5815 transitions. [2018-09-26 22:47:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5817 states to 2911 states and 5817 transitions. [2018-09-26 22:47:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 5817 transitions. [2018-09-26 22:47:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5819 states to 2912 states and 5819 transitions. [2018-09-26 22:47:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 5819 transitions. [2018-09-26 22:47:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5821 states to 2913 states and 5821 transitions. [2018-09-26 22:47:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 5821 transitions. [2018-09-26 22:47:31,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5823 states to 2914 states and 5823 transitions. [2018-09-26 22:47:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5823 transitions. [2018-09-26 22:47:31,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5825 states to 2915 states and 5825 transitions. [2018-09-26 22:47:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5825 transitions. [2018-09-26 22:47:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5827 states to 2916 states and 5827 transitions. [2018-09-26 22:47:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 5827 transitions. [2018-09-26 22:47:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5829 states to 2917 states and 5829 transitions. [2018-09-26 22:47:31,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5829 transitions. [2018-09-26 22:47:31,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5831 states to 2918 states and 5831 transitions. [2018-09-26 22:47:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5831 transitions. [2018-09-26 22:47:31,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:31,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5833 states to 2919 states and 5833 transitions. [2018-09-26 22:47:31,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 5833 transitions. [2018-09-26 22:47:31,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:31,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:31,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5835 states to 2920 states and 5835 transitions. [2018-09-26 22:47:32,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5835 transitions. [2018-09-26 22:47:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5837 states to 2921 states and 5837 transitions. [2018-09-26 22:47:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5837 transitions. [2018-09-26 22:47:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5839 states to 2922 states and 5839 transitions. [2018-09-26 22:47:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 5839 transitions. [2018-09-26 22:47:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 2923 states and 5841 transitions. [2018-09-26 22:47:32,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 5841 transitions. [2018-09-26 22:47:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5843 states to 2924 states and 5843 transitions. [2018-09-26 22:47:32,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5843 transitions. [2018-09-26 22:47:32,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5845 states to 2925 states and 5845 transitions. [2018-09-26 22:47:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 5845 transitions. [2018-09-26 22:47:32,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5847 states to 2926 states and 5847 transitions. [2018-09-26 22:47:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 5847 transitions. [2018-09-26 22:47:32,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5849 states to 2927 states and 5849 transitions. [2018-09-26 22:47:32,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5849 transitions. [2018-09-26 22:47:32,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:32,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5851 states to 2928 states and 5851 transitions. [2018-09-26 22:47:32,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 5851 transitions. [2018-09-26 22:47:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:32,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:32,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5853 states to 2929 states and 5853 transitions. [2018-09-26 22:47:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 5853 transitions. [2018-09-26 22:47:33,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5855 states to 2930 states and 5855 transitions. [2018-09-26 22:47:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 5855 transitions. [2018-09-26 22:47:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5857 states to 2931 states and 5857 transitions. [2018-09-26 22:47:33,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 5857 transitions. [2018-09-26 22:47:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5859 states to 2932 states and 5859 transitions. [2018-09-26 22:47:33,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 5859 transitions. [2018-09-26 22:47:33,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5861 states to 2933 states and 5861 transitions. [2018-09-26 22:47:33,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 5861 transitions. [2018-09-26 22:47:33,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5863 states to 2934 states and 5863 transitions. [2018-09-26 22:47:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 5863 transitions. [2018-09-26 22:47:33,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5865 states to 2935 states and 5865 transitions. [2018-09-26 22:47:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 5865 transitions. [2018-09-26 22:47:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5867 states to 2936 states and 5867 transitions. [2018-09-26 22:47:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 5867 transitions. [2018-09-26 22:47:33,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:33,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5869 states to 2937 states and 5869 transitions. [2018-09-26 22:47:33,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5869 transitions. [2018-09-26 22:47:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:33,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:33,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:33,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5871 states to 2938 states and 5871 transitions. [2018-09-26 22:47:34,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5871 transitions. [2018-09-26 22:47:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5873 states to 2939 states and 5873 transitions. [2018-09-26 22:47:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 5873 transitions. [2018-09-26 22:47:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5875 states to 2940 states and 5875 transitions. [2018-09-26 22:47:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 5875 transitions. [2018-09-26 22:47:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5877 states to 2941 states and 5877 transitions. [2018-09-26 22:47:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 5877 transitions. [2018-09-26 22:47:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 2942 states and 5879 transitions. [2018-09-26 22:47:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 5879 transitions. [2018-09-26 22:47:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 2943 states and 5881 transitions. [2018-09-26 22:47:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 5881 transitions. [2018-09-26 22:47:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5883 states to 2944 states and 5883 transitions. [2018-09-26 22:47:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 5883 transitions. [2018-09-26 22:47:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5885 states to 2945 states and 5885 transitions. [2018-09-26 22:47:34,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 5885 transitions. [2018-09-26 22:47:34,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:34,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:34,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5887 states to 2946 states and 5887 transitions. [2018-09-26 22:47:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 5887 transitions. [2018-09-26 22:47:34,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:34,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:34,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5889 states to 2947 states and 5889 transitions. [2018-09-26 22:47:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 5889 transitions. [2018-09-26 22:47:35,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 2948 states and 5891 transitions. [2018-09-26 22:47:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 5891 transitions. [2018-09-26 22:47:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5893 states to 2949 states and 5893 transitions. [2018-09-26 22:47:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 5893 transitions. [2018-09-26 22:47:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5895 states to 2950 states and 5895 transitions. [2018-09-26 22:47:35,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 5895 transitions. [2018-09-26 22:47:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5897 states to 2951 states and 5897 transitions. [2018-09-26 22:47:35,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 5897 transitions. [2018-09-26 22:47:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5899 states to 2952 states and 5899 transitions. [2018-09-26 22:47:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2952 states and 5899 transitions. [2018-09-26 22:47:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5901 states to 2953 states and 5901 transitions. [2018-09-26 22:47:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 5901 transitions. [2018-09-26 22:47:35,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 2954 states and 5903 transitions. [2018-09-26 22:47:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 5903 transitions. [2018-09-26 22:47:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:35,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:35,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 2955 states and 5905 transitions. [2018-09-26 22:47:35,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 5905 transitions. [2018-09-26 22:47:35,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:35,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:35,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:35,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5907 states to 2956 states and 5907 transitions. [2018-09-26 22:47:36,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 5907 transitions. [2018-09-26 22:47:36,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 2957 states and 5909 transitions. [2018-09-26 22:47:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 5909 transitions. [2018-09-26 22:47:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5911 states to 2958 states and 5911 transitions. [2018-09-26 22:47:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 5911 transitions. [2018-09-26 22:47:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5913 states to 2959 states and 5913 transitions. [2018-09-26 22:47:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 5913 transitions. [2018-09-26 22:47:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5915 states to 2960 states and 5915 transitions. [2018-09-26 22:47:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 5915 transitions. [2018-09-26 22:47:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 2961 states and 5917 transitions. [2018-09-26 22:47:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 5917 transitions. [2018-09-26 22:47:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5919 states to 2962 states and 5919 transitions. [2018-09-26 22:47:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 5919 transitions. [2018-09-26 22:47:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5921 states to 2963 states and 5921 transitions. [2018-09-26 22:47:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5921 transitions. [2018-09-26 22:47:36,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 2964 states and 5923 transitions. [2018-09-26 22:47:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 5923 transitions. [2018-09-26 22:47:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:36,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:36,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5925 states to 2965 states and 5925 transitions. [2018-09-26 22:47:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 5925 transitions. [2018-09-26 22:47:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5927 states to 2966 states and 5927 transitions. [2018-09-26 22:47:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 5927 transitions. [2018-09-26 22:47:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5929 states to 2967 states and 5929 transitions. [2018-09-26 22:47:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 5929 transitions. [2018-09-26 22:47:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5931 states to 2968 states and 5931 transitions. [2018-09-26 22:47:37,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 5931 transitions. [2018-09-26 22:47:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5933 states to 2969 states and 5933 transitions. [2018-09-26 22:47:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2969 states and 5933 transitions. [2018-09-26 22:47:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5935 states to 2970 states and 5935 transitions. [2018-09-26 22:47:37,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5935 transitions. [2018-09-26 22:47:37,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 2971 states and 5937 transitions. [2018-09-26 22:47:37,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 5937 transitions. [2018-09-26 22:47:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 2972 states and 5939 transitions. [2018-09-26 22:47:37,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 5939 transitions. [2018-09-26 22:47:37,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5941 states to 2973 states and 5941 transitions. [2018-09-26 22:47:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2973 states and 5941 transitions. [2018-09-26 22:47:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:37,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:37,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:37,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 2974 states and 5943 transitions. [2018-09-26 22:47:38,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5943 transitions. [2018-09-26 22:47:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5945 states to 2975 states and 5945 transitions. [2018-09-26 22:47:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 5945 transitions. [2018-09-26 22:47:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 2976 states and 5947 transitions. [2018-09-26 22:47:38,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 5947 transitions. [2018-09-26 22:47:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5949 states to 2977 states and 5949 transitions. [2018-09-26 22:47:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 5949 transitions. [2018-09-26 22:47:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 2978 states and 5951 transitions. [2018-09-26 22:47:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 5951 transitions. [2018-09-26 22:47:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5953 states to 2979 states and 5953 transitions. [2018-09-26 22:47:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 5953 transitions. [2018-09-26 22:47:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 2980 states and 5955 transitions. [2018-09-26 22:47:38,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 5955 transitions. [2018-09-26 22:47:38,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5957 states to 2981 states and 5957 transitions. [2018-09-26 22:47:38,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5957 transitions. [2018-09-26 22:47:38,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:38,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:38,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5959 states to 2982 states and 5959 transitions. [2018-09-26 22:47:38,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 5959 transitions. [2018-09-26 22:47:38,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:38,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:38,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5961 states to 2983 states and 5961 transitions. [2018-09-26 22:47:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 5961 transitions. [2018-09-26 22:47:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 2984 states and 5963 transitions. [2018-09-26 22:47:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5963 transitions. [2018-09-26 22:47:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5965 states to 2985 states and 5965 transitions. [2018-09-26 22:47:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5965 transitions. [2018-09-26 22:47:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5967 states to 2986 states and 5967 transitions. [2018-09-26 22:47:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 5967 transitions. [2018-09-26 22:47:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5969 states to 2987 states and 5969 transitions. [2018-09-26 22:47:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 5969 transitions. [2018-09-26 22:47:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5971 states to 2988 states and 5971 transitions. [2018-09-26 22:47:39,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 5971 transitions. [2018-09-26 22:47:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5973 states to 2989 states and 5973 transitions. [2018-09-26 22:47:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 5973 transitions. [2018-09-26 22:47:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:39,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5975 states to 2990 states and 5975 transitions. [2018-09-26 22:47:39,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 5975 transitions. [2018-09-26 22:47:39,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:39,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:39,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5977 states to 2991 states and 5977 transitions. [2018-09-26 22:47:40,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 5977 transitions. [2018-09-26 22:47:40,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5979 states to 2992 states and 5979 transitions. [2018-09-26 22:47:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 5979 transitions. [2018-09-26 22:47:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5981 states to 2993 states and 5981 transitions. [2018-09-26 22:47:40,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 5981 transitions. [2018-09-26 22:47:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5983 states to 2994 states and 5983 transitions. [2018-09-26 22:47:40,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 5983 transitions. [2018-09-26 22:47:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5985 states to 2995 states and 5985 transitions. [2018-09-26 22:47:40,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 5985 transitions. [2018-09-26 22:47:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5987 states to 2996 states and 5987 transitions. [2018-09-26 22:47:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 5987 transitions. [2018-09-26 22:47:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5989 states to 2997 states and 5989 transitions. [2018-09-26 22:47:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 5989 transitions. [2018-09-26 22:47:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5991 states to 2998 states and 5991 transitions. [2018-09-26 22:47:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 5991 transitions. [2018-09-26 22:47:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5993 states to 2999 states and 5993 transitions. [2018-09-26 22:47:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2999 states and 5993 transitions. [2018-09-26 22:47:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:40,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:40,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5995 states to 3000 states and 5995 transitions. [2018-09-26 22:47:41,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3000 states and 5995 transitions. [2018-09-26 22:47:41,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5997 states to 3001 states and 5997 transitions. [2018-09-26 22:47:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 5997 transitions. [2018-09-26 22:47:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5999 states to 3002 states and 5999 transitions. [2018-09-26 22:47:41,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 5999 transitions. [2018-09-26 22:47:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6001 states to 3003 states and 6001 transitions. [2018-09-26 22:47:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 6001 transitions. [2018-09-26 22:47:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6003 states to 3004 states and 6003 transitions. [2018-09-26 22:47:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 6003 transitions. [2018-09-26 22:47:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6005 states to 3005 states and 6005 transitions. [2018-09-26 22:47:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 6005 transitions. [2018-09-26 22:47:41,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6007 states to 3006 states and 6007 transitions. [2018-09-26 22:47:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 6007 transitions. [2018-09-26 22:47:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6009 states to 3007 states and 6009 transitions. [2018-09-26 22:47:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 6009 transitions. [2018-09-26 22:47:41,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:41,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6011 states to 3008 states and 6011 transitions. [2018-09-26 22:47:41,928 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 6011 transitions. [2018-09-26 22:47:41,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:41,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:41,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:41,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6013 states to 3009 states and 6013 transitions. [2018-09-26 22:47:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 6013 transitions. [2018-09-26 22:47:42,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6015 states to 3010 states and 6015 transitions. [2018-09-26 22:47:42,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 6015 transitions. [2018-09-26 22:47:42,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6017 states to 3011 states and 6017 transitions. [2018-09-26 22:47:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 6017 transitions. [2018-09-26 22:47:42,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6019 states to 3012 states and 6019 transitions. [2018-09-26 22:47:42,366 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 6019 transitions. [2018-09-26 22:47:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6021 states to 3013 states and 6021 transitions. [2018-09-26 22:47:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 6021 transitions. [2018-09-26 22:47:42,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6023 states to 3014 states and 6023 transitions. [2018-09-26 22:47:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 6023 transitions. [2018-09-26 22:47:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6025 states to 3015 states and 6025 transitions. [2018-09-26 22:47:42,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 6025 transitions. [2018-09-26 22:47:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6027 states to 3016 states and 6027 transitions. [2018-09-26 22:47:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 6027 transitions. [2018-09-26 22:47:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:42,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6029 states to 3017 states and 6029 transitions. [2018-09-26 22:47:42,906 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 6029 transitions. [2018-09-26 22:47:42,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:42,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:42,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:42,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6031 states to 3018 states and 6031 transitions. [2018-09-26 22:47:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3018 states and 6031 transitions. [2018-09-26 22:47:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6033 states to 3019 states and 6033 transitions. [2018-09-26 22:47:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 6033 transitions. [2018-09-26 22:47:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6035 states to 3020 states and 6035 transitions. [2018-09-26 22:47:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 6035 transitions. [2018-09-26 22:47:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6037 states to 3021 states and 6037 transitions. [2018-09-26 22:47:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 6037 transitions. [2018-09-26 22:47:43,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6039 states to 3022 states and 6039 transitions. [2018-09-26 22:47:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 6039 transitions. [2018-09-26 22:47:43,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6041 states to 3023 states and 6041 transitions. [2018-09-26 22:47:43,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 6041 transitions. [2018-09-26 22:47:43,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6043 states to 3024 states and 6043 transitions. [2018-09-26 22:47:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 6043 transitions. [2018-09-26 22:47:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6045 states to 3025 states and 6045 transitions. [2018-09-26 22:47:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 6045 transitions. [2018-09-26 22:47:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:43,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6047 states to 3026 states and 6047 transitions. [2018-09-26 22:47:43,911 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 6047 transitions. [2018-09-26 22:47:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:43,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:43,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:43,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6049 states to 3027 states and 6049 transitions. [2018-09-26 22:47:44,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 6049 transitions. [2018-09-26 22:47:44,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6051 states to 3028 states and 6051 transitions. [2018-09-26 22:47:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 6051 transitions. [2018-09-26 22:47:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6053 states to 3029 states and 6053 transitions. [2018-09-26 22:47:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3029 states and 6053 transitions. [2018-09-26 22:47:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 3030 states and 6055 transitions. [2018-09-26 22:47:44,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 6055 transitions. [2018-09-26 22:47:44,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6057 states to 3031 states and 6057 transitions. [2018-09-26 22:47:44,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 6057 transitions. [2018-09-26 22:47:44,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6059 states to 3032 states and 6059 transitions. [2018-09-26 22:47:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 6059 transitions. [2018-09-26 22:47:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6061 states to 3033 states and 6061 transitions. [2018-09-26 22:47:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 6061 transitions. [2018-09-26 22:47:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6063 states to 3034 states and 6063 transitions. [2018-09-26 22:47:44,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 6063 transitions. [2018-09-26 22:47:44,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:44,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:44,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6065 states to 3035 states and 6065 transitions. [2018-09-26 22:47:44,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 6065 transitions. [2018-09-26 22:47:44,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:44,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:44,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 3036 states and 6067 transitions. [2018-09-26 22:47:45,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 6067 transitions. [2018-09-26 22:47:45,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6069 states to 3037 states and 6069 transitions. [2018-09-26 22:47:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 6069 transitions. [2018-09-26 22:47:45,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6071 states to 3038 states and 6071 transitions. [2018-09-26 22:47:45,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 6071 transitions. [2018-09-26 22:47:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6073 states to 3039 states and 6073 transitions. [2018-09-26 22:47:45,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3039 states and 6073 transitions. [2018-09-26 22:47:45,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6075 states to 3040 states and 6075 transitions. [2018-09-26 22:47:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 6075 transitions. [2018-09-26 22:47:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6077 states to 3041 states and 6077 transitions. [2018-09-26 22:47:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3041 states and 6077 transitions. [2018-09-26 22:47:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6079 states to 3042 states and 6079 transitions. [2018-09-26 22:47:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 6079 transitions. [2018-09-26 22:47:45,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 3043 states and 6081 transitions. [2018-09-26 22:47:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 6081 transitions. [2018-09-26 22:47:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:45,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6083 states to 3044 states and 6083 transitions. [2018-09-26 22:47:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 6083 transitions. [2018-09-26 22:47:45,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:45,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:45,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6085 states to 3045 states and 6085 transitions. [2018-09-26 22:47:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 6085 transitions. [2018-09-26 22:47:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 3046 states and 6087 transitions. [2018-09-26 22:47:46,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 6087 transitions. [2018-09-26 22:47:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6089 states to 3047 states and 6089 transitions. [2018-09-26 22:47:46,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 6089 transitions. [2018-09-26 22:47:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6091 states to 3048 states and 6091 transitions. [2018-09-26 22:47:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 6091 transitions. [2018-09-26 22:47:46,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6093 states to 3049 states and 6093 transitions. [2018-09-26 22:47:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 6093 transitions. [2018-09-26 22:47:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6095 states to 3050 states and 6095 transitions. [2018-09-26 22:47:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 6095 transitions. [2018-09-26 22:47:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6097 states to 3051 states and 6097 transitions. [2018-09-26 22:47:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3051 states and 6097 transitions. [2018-09-26 22:47:46,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6099 states to 3052 states and 6099 transitions. [2018-09-26 22:47:46,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 6099 transitions. [2018-09-26 22:47:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:46,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:46,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6101 states to 3053 states and 6101 transitions. [2018-09-26 22:47:46,924 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 6101 transitions. [2018-09-26 22:47:46,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:46,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:46,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6103 states to 3054 states and 6103 transitions. [2018-09-26 22:47:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 6103 transitions. [2018-09-26 22:47:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6105 states to 3055 states and 6105 transitions. [2018-09-26 22:47:47,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3055 states and 6105 transitions. [2018-09-26 22:47:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6107 states to 3056 states and 6107 transitions. [2018-09-26 22:47:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 6107 transitions. [2018-09-26 22:47:47,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6109 states to 3057 states and 6109 transitions. [2018-09-26 22:47:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 6109 transitions. [2018-09-26 22:47:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 3058 states and 6111 transitions. [2018-09-26 22:47:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 6111 transitions. [2018-09-26 22:47:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6113 states to 3059 states and 6113 transitions. [2018-09-26 22:47:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3059 states and 6113 transitions. [2018-09-26 22:47:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6115 states to 3060 states and 6115 transitions. [2018-09-26 22:47:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 6115 transitions. [2018-09-26 22:47:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6117 states to 3061 states and 6117 transitions. [2018-09-26 22:47:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 6117 transitions. [2018-09-26 22:47:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6119 states to 3062 states and 6119 transitions. [2018-09-26 22:47:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 6119 transitions. [2018-09-26 22:47:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:47,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:47,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6121 states to 3063 states and 6121 transitions. [2018-09-26 22:47:48,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 6121 transitions. [2018-09-26 22:47:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6123 states to 3064 states and 6123 transitions. [2018-09-26 22:47:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 6123 transitions. [2018-09-26 22:47:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6125 states to 3065 states and 6125 transitions. [2018-09-26 22:47:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 6125 transitions. [2018-09-26 22:47:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6127 states to 3066 states and 6127 transitions. [2018-09-26 22:47:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3066 states and 6127 transitions. [2018-09-26 22:47:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6129 states to 3067 states and 6129 transitions. [2018-09-26 22:47:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 6129 transitions. [2018-09-26 22:47:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6131 states to 3068 states and 6131 transitions. [2018-09-26 22:47:48,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 6131 transitions. [2018-09-26 22:47:48,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6133 states to 3069 states and 6133 transitions. [2018-09-26 22:47:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 6133 transitions. [2018-09-26 22:47:48,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6135 states to 3070 states and 6135 transitions. [2018-09-26 22:47:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3070 states and 6135 transitions. [2018-09-26 22:47:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6137 states to 3071 states and 6137 transitions. [2018-09-26 22:47:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 6137 transitions. [2018-09-26 22:47:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:48,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:48,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6139 states to 3072 states and 6139 transitions. [2018-09-26 22:47:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 6139 transitions. [2018-09-26 22:47:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6141 states to 3073 states and 6141 transitions. [2018-09-26 22:47:49,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 6141 transitions. [2018-09-26 22:47:49,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 3074 states and 6143 transitions. [2018-09-26 22:47:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 6143 transitions. [2018-09-26 22:47:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6145 states to 3075 states and 6145 transitions. [2018-09-26 22:47:49,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 6145 transitions. [2018-09-26 22:47:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6147 states to 3076 states and 6147 transitions. [2018-09-26 22:47:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 6147 transitions. [2018-09-26 22:47:49,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6149 states to 3077 states and 6149 transitions. [2018-09-26 22:47:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 6149 transitions. [2018-09-26 22:47:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6151 states to 3078 states and 6151 transitions. [2018-09-26 22:47:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 6151 transitions. [2018-09-26 22:47:49,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6153 states to 3079 states and 6153 transitions. [2018-09-26 22:47:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 6153 transitions. [2018-09-26 22:47:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:49,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:49,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:49,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6155 states to 3080 states and 6155 transitions. [2018-09-26 22:47:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 6155 transitions. [2018-09-26 22:47:50,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6157 states to 3081 states and 6157 transitions. [2018-09-26 22:47:50,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 6157 transitions. [2018-09-26 22:47:50,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6159 states to 3082 states and 6159 transitions. [2018-09-26 22:47:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 6159 transitions. [2018-09-26 22:47:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6161 states to 3083 states and 6161 transitions. [2018-09-26 22:47:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 6161 transitions. [2018-09-26 22:47:50,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6163 states to 3084 states and 6163 transitions. [2018-09-26 22:47:50,465 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 6163 transitions. [2018-09-26 22:47:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6165 states to 3085 states and 6165 transitions. [2018-09-26 22:47:50,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 6165 transitions. [2018-09-26 22:47:50,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6167 states to 3086 states and 6167 transitions. [2018-09-26 22:47:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 6167 transitions. [2018-09-26 22:47:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6169 states to 3087 states and 6169 transitions. [2018-09-26 22:47:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 6169 transitions. [2018-09-26 22:47:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:50,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6171 states to 3088 states and 6171 transitions. [2018-09-26 22:47:50,925 INFO L276 IsEmpty]: Start isEmpty. Operand 3088 states and 6171 transitions. [2018-09-26 22:47:50,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:50,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:50,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6173 states to 3089 states and 6173 transitions. [2018-09-26 22:47:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 6173 transitions. [2018-09-26 22:47:51,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6175 states to 3090 states and 6175 transitions. [2018-09-26 22:47:51,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 6175 transitions. [2018-09-26 22:47:51,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6177 states to 3091 states and 6177 transitions. [2018-09-26 22:47:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 6177 transitions. [2018-09-26 22:47:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6179 states to 3092 states and 6179 transitions. [2018-09-26 22:47:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 6179 transitions. [2018-09-26 22:47:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6181 states to 3093 states and 6181 transitions. [2018-09-26 22:47:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 6181 transitions. [2018-09-26 22:47:51,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6183 states to 3094 states and 6183 transitions. [2018-09-26 22:47:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3094 states and 6183 transitions. [2018-09-26 22:47:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6185 states to 3095 states and 6185 transitions. [2018-09-26 22:47:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 6185 transitions. [2018-09-26 22:47:51,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6187 states to 3096 states and 6187 transitions. [2018-09-26 22:47:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 6187 transitions. [2018-09-26 22:47:51,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6189 states to 3097 states and 6189 transitions. [2018-09-26 22:47:51,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 6189 transitions. [2018-09-26 22:47:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:51,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:51,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6191 states to 3098 states and 6191 transitions. [2018-09-26 22:47:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 6191 transitions. [2018-09-26 22:47:52,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 3099 states and 6193 transitions. [2018-09-26 22:47:52,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3099 states and 6193 transitions. [2018-09-26 22:47:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6195 states to 3100 states and 6195 transitions. [2018-09-26 22:47:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3100 states and 6195 transitions. [2018-09-26 22:47:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6197 states to 3101 states and 6197 transitions. [2018-09-26 22:47:52,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 6197 transitions. [2018-09-26 22:47:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6199 states to 3102 states and 6199 transitions. [2018-09-26 22:47:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3102 states and 6199 transitions. [2018-09-26 22:47:52,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6201 states to 3103 states and 6201 transitions. [2018-09-26 22:47:52,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 6201 transitions. [2018-09-26 22:47:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6203 states to 3104 states and 6203 transitions. [2018-09-26 22:47:52,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 6203 transitions. [2018-09-26 22:47:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:47:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:47:52,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6205 states to 3105 states and 6205 transitions. [2018-09-26 22:47:52,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 6205 transitions. [2018-09-26 22:47:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:47:52,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:47:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:47:52,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:47:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:47:53,001 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 10:47:53 ImpRootNode [2018-09-26 22:47:53,001 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 22:47:53,002 INFO L168 Benchmark]: Toolchain (without parser) took 259132.81 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -379.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 352.3 MB). Peak memory consumption was 201.4 MB. Max. memory is 7.1 GB. [2018-09-26 22:47:53,004 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:47:53,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.34 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:47:53,004 INFO L168 Benchmark]: Boogie Preprocessor took 24.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:47:53,005 INFO L168 Benchmark]: RCFGBuilder took 311.78 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:47:53,005 INFO L168 Benchmark]: CodeCheck took 258747.60 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -379.6 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 331.1 MB). Peak memory consumption was 180.3 MB. Max. memory is 7.1 GB. [2018-09-26 22:47:53,007 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 46]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 46) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 258.6s OverallTime, 3100 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, 575.6s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 2.2s SsaConstructionTime, 13.5s SatisfiabilityAnalysisTime, 40.0s InterpolantComputationTime, 12399 NumberOfCodeBlocks, 12399 NumberOfCodeBlocksAsserted, 3100 NumberOfCheckSat, 9299 ConstructedInterpolants, 0 QuantifiedInterpolants, 195253 SizeOfPredicates, 9299 NumberOfNonLiveVariables, 74395 ConjunctsInSsa, 30993 ConjunctsInUnsatCore, 3100 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3099 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.34 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 311.78 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 258747.60 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -379.6 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 331.1 MB). Peak memory consumption was 180.3 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.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_22-47-53-015.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-47-53-015.csv Completed graceful shutdown