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/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f-m [2018-10-04 15:07:42,235 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 15:07:42,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 15:07:42,249 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 15:07:42,249 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 15:07:42,250 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 15:07:42,251 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 15:07:42,253 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 15:07:42,254 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 15:07:42,255 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 15:07:42,256 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 15:07:42,256 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 15:07:42,257 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 15:07:42,258 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 15:07:42,259 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 15:07:42,260 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 15:07:42,261 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 15:07:42,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 15:07:42,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 15:07:42,274 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 15:07:42,275 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 15:07:42,279 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 15:07:42,281 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 15:07:42,281 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 15:07:42,282 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 15:07:42,285 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 15:07:42,286 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 15:07:42,287 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 15:07:42,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 15:07:42,292 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 15:07:42,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 15:07:42,293 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 15:07:42,294 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 15:07:42,294 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 15:07:42,295 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 15:07:42,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 15:07:42,296 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 15:07:42,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 15:07:42,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 15:07:42,326 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 15:07:42,326 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 15:07:42,326 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 15:07:42,327 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 15:07:42,327 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 15:07:42,327 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 15:07:42,327 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 15:07:42,328 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 15:07:42,328 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 15:07:42,328 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 15:07:42,328 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 15:07:42,328 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 15:07:42,328 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 15:07:42,332 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 15:07:42,332 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 15:07:42,332 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 15:07:42,332 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 15:07:42,332 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 15:07:42,333 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 15:07:42,333 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 15:07:42,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 15:07:42,333 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 15:07:42,333 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 15:07:42,334 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 15:07:42,334 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 15:07:42,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 15:07:42,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 15:07:42,334 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 15:07:42,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 15:07:42,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 15:07:42,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 15:07:42,405 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 15:07:42,405 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 15:07:42,406 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl [2018-10-04 15:07:42,406 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/InterpolationPaperExampleCandidate01.bpl' [2018-10-04 15:07:42,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 15:07:42,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 15:07:42,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 15:07:42,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 15:07:42,460 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 15:07:42,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,498 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 15:07:42,498 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 15:07:42,499 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 15:07:42,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 15:07:42,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 15:07:42,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 15:07:42,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 15:07:42,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 15:07:42,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 15:07:42,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 15:07:42,525 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 15:07:42,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 03:07:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 15:07:42,592 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 15:07:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 15:07:42,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 15:07:42,826 INFO L338 CfgBuilder]: Using library mode [2018-10-04 15:07:42,827 INFO L202 PluginConnector]: Adding new model InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 03:07:42 BoogieIcfgContainer [2018-10-04 15:07:42,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 15:07:42,828 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 15:07:42,828 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 15:07:42,841 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 15:07:42,841 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 03:07:42" (1/1) ... [2018-10-04 15:07:42,862 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 15:07:42,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-10-04 15:07:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-10-04 15:07:42,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-04 15:07:42,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:43,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 15:07:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:43,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:43,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:43,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:43,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:43,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:43,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:43,900 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:43,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:43,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:43,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:44,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:44,379 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:44,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:44,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:44,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:44,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:44,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:44,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:45,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:45,018 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:45,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:45,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:45,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:45,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:45,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:45,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:45,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:45,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:45,833 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:45,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:45,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:46,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:46,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:46,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:46,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:46,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:46,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:46,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:46,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:46,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:46,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:46,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:46,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,216 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,343 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,627 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:47,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:47,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:47,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:47,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:48,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:48,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:48,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:48,195 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:48,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:48,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:48,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:48,319 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:48,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:48,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:48,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:48,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:48,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:48,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:48,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:48,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:49,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:49,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:49,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:50,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:50,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:50,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:50,352 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:50,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:50,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:50,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:50,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:50,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:50,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:50,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:50,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:50,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:50,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:50,760 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:50,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:50,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:50,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:50,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:50,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:50,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:51,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:51,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:51,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:51,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:51,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:51,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:51,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:51,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:51,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:51,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:51,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:51,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:51,737 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:51,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:51,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:51,997 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:51,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:52,135 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:52,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:52,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:52,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:52,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:52,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:52,509 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:52,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:52,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:52,681 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:52,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:52,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:52,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:52,803 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:52,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:52,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:52,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:52,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:52,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:52,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:53,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,860 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:53,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:53,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:54,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:54,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:54,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:54,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:54,272 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:54,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:54,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:54,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:54,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:54,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:54,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:54,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:54,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:54,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:54,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:54,823 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:54,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:54,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:54,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:55,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:55,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:55,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:55,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:55,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:55,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:55,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:55,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:55,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:55,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:55,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:55,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:55,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:55,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:55,750 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:55,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:55,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:55,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:55,981 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:55,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:55,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:55,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:56,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:56,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:56,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:56,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:56,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:56,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:56,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:56,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:56,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:56,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:56,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:56,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:56,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:56,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:56,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:57,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:57,022 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:57,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:57,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:57,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:57,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:57,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:57,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:57,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:57,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:57,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:57,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:57,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:57,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:57,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:57,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:57,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:58,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:58,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:58,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:58,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:58,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:58,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:58,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:58,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:58,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:58,453 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:58,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:58,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:58,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:58,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:58,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:58,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:58,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:58,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:58,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:59,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:59,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:59,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:59,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:59,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:59,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:59,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:59,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:59,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:59,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:07:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:07:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:07:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:07:59,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:07:59,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:07:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:07:59,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:07:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:00,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:00,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:00,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:00,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:00,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:00,617 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:00,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:00,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:00,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:00,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:00,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:00,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:01,178 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:01,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:01,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:01,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:01,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:01,458 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:01,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:01,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:01,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:01,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:01,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:01,667 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:01,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:01,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:01,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:01,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:01,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:01,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:01,888 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:01,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:01,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:01,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:02,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:02,113 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:02,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:02,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:02,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:02,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:02,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:02,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:02,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:02,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:02,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:02,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:02,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:03,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:03,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:03,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:03,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:03,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:03,421 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:03,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:03,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:03,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:03,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:03,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:03,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:04,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:04,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:04,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:04,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:04,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:04,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:04,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:04,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:04,836 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:04,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:04,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:05,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:05,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:05,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:05,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:05,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:05,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:05,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:05,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:05,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:05,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:05,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:05,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:05,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:05,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:05,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:05,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:05,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:05,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:05,930 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:05,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:05,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:05,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:06,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:06,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:06,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:06,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:06,535 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:06,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:06,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:06,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:06,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:06,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:06,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:07,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:07,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:07,076 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:07,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:07,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:07,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:07,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:07,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:07,640 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:07,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:07,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:07,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:07,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:08,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:08,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:08,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:08,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:08,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:08,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:08,532 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:08,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:08,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:08,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:08,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:08,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:08,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:09,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:09,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:09,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:09,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:09,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:09,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:09,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:09,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:09,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:09,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:09,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:09,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:09,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:10,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:10,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:10,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:10,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:10,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:10,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:10,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:10,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:10,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:10,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:10,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:11,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:11,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:11,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:11,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:11,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:11,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:11,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:11,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:11,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:11,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:12,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:12,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:12,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:12,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:12,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:12,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:12,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:12,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:12,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:13,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:13,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:13,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:13,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:13,825 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:13,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:13,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:13,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:14,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:14,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:14,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:14,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:14,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:14,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:14,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:14,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:14,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:14,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:14,557 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:14,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:14,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:14,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:14,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:14,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:14,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:15,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:15,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:15,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:15,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:15,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:15,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:15,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:15,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:15,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:15,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:15,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:15,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:15,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:15,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:15,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:15,996 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:15,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:15,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:16,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:16,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:16,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:16,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:16,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:16,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:16,764 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:16,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:16,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:16,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:17,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:17,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:17,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:17,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:17,516 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:17,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:17,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:17,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:17,873 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:17,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:17,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:17,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:18,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:18,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:18,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:18,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:18,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:18,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:18,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:18,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:18,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:18,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:18,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:18,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:19,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:19,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:19,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:19,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:19,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:19,746 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:19,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:19,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:20,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:20,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:20,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:20,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:20,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:20,547 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:20,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:20,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:20,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:20,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:21,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:21,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:21,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:21,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:21,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:21,494 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:21,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:21,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:22,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:22,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:22,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:22,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:22,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:22,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:22,929 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:22,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:22,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:22,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:22,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:23,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:23,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:23,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:23,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:23,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:23,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:23,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:23,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:24,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:24,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:24,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:24,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:24,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:24,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:25,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:25,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:26,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:26,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:26,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:26,650 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:26,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:26,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:26,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:26,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:26,908 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:26,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:26,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:26,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:27,224 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:27,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:27,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:27,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:27,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:27,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:27,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:27,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:27,827 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:27,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:27,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:27,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:27,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:28,146 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:28,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:28,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:28,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:28,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:28,491 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:28,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:28,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:28,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:28,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:28,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:28,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:29,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:29,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:29,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:29,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:29,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:29,592 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:29,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:29,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:29,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:29,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:29,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:29,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:30,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:30,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:30,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:30,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:30,746 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:30,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:30,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:31,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:31,152 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:31,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:31,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:31,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:31,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:31,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:31,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:31,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:32,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:32,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:32,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:32,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:32,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:32,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:32,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:32,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:32,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:33,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:33,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:33,385 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:33,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:33,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:33,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:33,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:33,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:33,970 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:33,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:33,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:33,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:33,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:34,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:34,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:34,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:34,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:34,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:34,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:35,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:35,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:35,314 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:35,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:35,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:35,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:35,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:35,785 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:35,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:35,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:36,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:36,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:36,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:36,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:36,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:37,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:37,395 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:37,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:37,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:37,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:37,925 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:37,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:37,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:37,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:38,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:38,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:38,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:39,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:39,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:39,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:39,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:39,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:39,656 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:39,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:39,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:39,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:40,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:40,223 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:40,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:40,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:40,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:40,772 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:40,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:40,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:40,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:41,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:41,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:41,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:41,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:41,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:41,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:41,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:41,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:41,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:41,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:42,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:42,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:42,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:42,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:42,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:42,478 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:42,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:42,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:42,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:42,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:42,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:42,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:42,847 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:42,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:42,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:42,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:43,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:43,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:43,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:43,744 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:43,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:43,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:43,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:44,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:44,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:44,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:44,580 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:44,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:44,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:45,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:45,004 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:45,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:45,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:45,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:45,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:45,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:45,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:45,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:45,888 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:45,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:45,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:45,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:45,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:46,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:46,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:46,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:46,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:46,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:46,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:46,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:46,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:46,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:47,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:47,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:47,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:47,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:47,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:47,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:48,418 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:48,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:48,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:48,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:48,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:48,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:48,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:48,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:49,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:49,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:49,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:49,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:49,905 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:49,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:49,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:50,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:50,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:50,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:50,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:50,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:50,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:50,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:50,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:50,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:50,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:51,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:51,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:52,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:52,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:52,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:52,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:52,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:52,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:52,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:53,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:53,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:53,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:53,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:53,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:53,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:54,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:54,509 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:54,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:54,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:54,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:55,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:55,145 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:55,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:55,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:55,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:55,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:55,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:55,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:56,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:56,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:57,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:57,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:57,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:57,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:57,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:57,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:57,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:57,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:57,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:57,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:57,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:58,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:58,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:58,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:58,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:58,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:58,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:58,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:58,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:59,078 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:59,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:59,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:59,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:59,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:59,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:08:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:08:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:08:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:08:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:08:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:08:59,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:08:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:08:59,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:00,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:00,445 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:00,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:00,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:00,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:00,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:00,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:00,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:01,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:01,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:01,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:01,876 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:01,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:01,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:01,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:02,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:02,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:02,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:02,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:02,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:02,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:02,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:03,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:03,463 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:03,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:03,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:03,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:04,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:04,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:04,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:04,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:04,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:04,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:05,196 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:05,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:05,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:05,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:05,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:05,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:05,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:06,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:06,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:06,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:06,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:06,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:06,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:07,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:07,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:07,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:08,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:08,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:08,050 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:08,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:08,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:08,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:08,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:08,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:09,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:09,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:09,866 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:09,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:09,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:09,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:09,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:10,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:10,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:10,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:11,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:11,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:11,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:11,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:11,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:11,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:12,568 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:12,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:12,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:12,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:13,480 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:13,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:13,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:14,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:14,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:14,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:14,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:14,795 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:14,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:14,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:15,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:15,222 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:15,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:15,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:15,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:15,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:15,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:16,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:16,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:16,122 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:16,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:16,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:16,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:16,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:16,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:16,576 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:16,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:16,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:16,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:16,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:17,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:17,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:17,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:17,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:17,609 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:17,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:17,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:18,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:18,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:18,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:18,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:18,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:18,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:18,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:18,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:19,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:19,267 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:19,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:19,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:19,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:19,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:19,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:19,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:20,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:20,366 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:20,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:20,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:20,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:20,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:20,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:20,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:21,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:21,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:21,484 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:21,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:21,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:21,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:22,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:22,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:22,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:22,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:22,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:22,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:22,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:23,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:23,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:23,314 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:23,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:23,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:23,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:23,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:23,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:23,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:23,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:24,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:24,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:24,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:24,645 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:24,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:24,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:24,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:25,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:25,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:25,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:25,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:25,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:25,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:25,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:26,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:26,596 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:26,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:26,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:27,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:27,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:27,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:27,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:27,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:27,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:28,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:28,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:28,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:28,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:29,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:29,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:29,455 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:29,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:29,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:30,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:30,196 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:30,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:30,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:30,954 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:30,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:30,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:30,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:31,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:31,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:31,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:31,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:31,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:32,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:32,605 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:32,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:32,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:32,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:32,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:33,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:33,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:33,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:33,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:33,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:34,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:34,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:34,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:34,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:34,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:34,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:34,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:34,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:35,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:35,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:35,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:35,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:36,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:36,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:36,479 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:36,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:36,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:36,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:37,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:37,239 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:37,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:37,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:37,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:38,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:38,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:38,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:38,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:38,981 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:38,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:38,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:38,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:39,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:39,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:39,776 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:39,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:39,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:40,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:40,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:40,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:41,405 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:41,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:41,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:41,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:41,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:42,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:42,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:42,241 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:42,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:42,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:43,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:43,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:43,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:43,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:44,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:44,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:44,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:44,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:44,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:44,966 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:44,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:44,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:45,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:45,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:45,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:46,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:46,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:46,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:47,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:47,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:47,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:47,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:48,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:48,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:49,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:49,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:50,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:50,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:50,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:50,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:50,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:51,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:51,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:51,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:51,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:52,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:52,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:52,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:52,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:53,431 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:53,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:53,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:53,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:54,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:54,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:54,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:54,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:55,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:55,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:56,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:56,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:56,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:56,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:57,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:57,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:57,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:58,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:58,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:58,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:58,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:58,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:09:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:09:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:09:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:09:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:09:59,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:09:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:09:59,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:09:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:00,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:01,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:01,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:02,104 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:02,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:02,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:02,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:03,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:03,311 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:03,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:03,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:03,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:04,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:04,425 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:04,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:04,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:04,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:04,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:04,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:05,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:05,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:05,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:05,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:05,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:05,867 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:05,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:05,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:06,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:06,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:06,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:06,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:06,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:06,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:06,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:06,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:06,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:07,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:07,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:07,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:07,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:07,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:08,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:08,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:08,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:08,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:09,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:09,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:09,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:09,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:09,870 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:09,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:09,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:10,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:10,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:10,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:11,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:11,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:11,074 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:11,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:11,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:11,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:11,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:11,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:11,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:12,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:12,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:12,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:12,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:12,968 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:12,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:12,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:13,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:13,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:13,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:14,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:14,418 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:14,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:14,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:14,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:15,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:15,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:15,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:15,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:15,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:15,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:15,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:16,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:16,504 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:16,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:16,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:17,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:17,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:17,957 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:17,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:17,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:18,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:18,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:18,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:18,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:19,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:19,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:19,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:20,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:20,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:20,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:21,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:21,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:21,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:22,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:22,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:22,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:22,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:22,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:22,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:22,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:22,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:22,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:23,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:23,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:23,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:24,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:24,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:24,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:25,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:25,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:26,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:26,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:26,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:26,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:27,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:27,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:27,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:27,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:27,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:27,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:27,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:27,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:28,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:28,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:28,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:28,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:29,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:29,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:30,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:30,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:30,536 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:30,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:30,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:30,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:31,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:31,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:31,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:31,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:32,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:32,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:32,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:33,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:33,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:34,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:34,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:34,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:34,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:35,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:35,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:36,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:36,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:36,001 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:36,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:36,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:36,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:36,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:36,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:37,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:37,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:37,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:37,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:38,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:38,801 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:38,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:38,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:39,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:39,776 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:39,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:39,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:39,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:40,750 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:40,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:40,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:40,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:41,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:41,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:41,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:41,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:42,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:42,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:42,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:42,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:43,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:43,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:43,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:43,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:44,902 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:44,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:44,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:44,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:45,931 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:45,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:45,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:45,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:46,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:46,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:46,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:46,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:48,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:48,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:48,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:48,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:49,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:49,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:49,245 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:49,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:49,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:49,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:49,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:50,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:50,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:50,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:50,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:51,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:51,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:51,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:51,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:52,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:52,584 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:52,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:52,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:52,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:53,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:53,732 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:53,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:53,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:53,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:54,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:54,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:54,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:54,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:56,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:56,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:56,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:57,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:57,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:57,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:57,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:57,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:58,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:58,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:59,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:59,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:10:59,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:10:59,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:10:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:10:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:10:59,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:10:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:10:59,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:10:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:00,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:00,108 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:00,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:00,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:00,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:00,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:00,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:01,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:01,282 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:01,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:01,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:01,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:01,993 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:01,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:01,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:02,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:02,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:02,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:02,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:03,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:03,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:03,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:03,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:03,919 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:03,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:03,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:03,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:04,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:04,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:05,254 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:05,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:05,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:05,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:05,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:05,937 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:05,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:05,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:05,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:05,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:06,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:06,638 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:06,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:06,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:06,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:07,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:07,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:08,182 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:08,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:08,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:08,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:08,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:08,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:09,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:09,678 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:09,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:09,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:10,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:10,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:10,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:11,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:11,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:11,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:11,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:11,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:12,008 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:12,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:12,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:12,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:12,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:12,922 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:12,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:12,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:13,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:13,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:13,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:14,587 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:14,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:14,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:14,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:15,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:15,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:15,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:15,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:16,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:16,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:16,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:16,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:17,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:17,115 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:17,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:17,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:17,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:17,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:18,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:19,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:19,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:19,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:19,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:19,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:19,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:19,929 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:19,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:19,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:19,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:20,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:20,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:20,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:20,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:20,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:21,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:21,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:21,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:22,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:22,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:22,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:23,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:23,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:23,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:23,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:23,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:24,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:24,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:24,373 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:24,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:24,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:24,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:24,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:25,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:25,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:26,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:26,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:26,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:27,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:27,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:27,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:27,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:28,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:28,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:28,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:28,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:29,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:29,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:29,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:30,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:30,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:30,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:31,712 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:31,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:31,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:32,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:32,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:32,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:33,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:33,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:33,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:33,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:33,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:34,559 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:34,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:34,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:35,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:35,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:35,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:35,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:36,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:36,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:37,620 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:37,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:37,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:37,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:37,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:38,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:38,628 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:38,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:38,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:39,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:39,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:39,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:39,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:40,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:40,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:40,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:40,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:40,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:41,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:41,755 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:41,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:41,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:42,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:42,832 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:42,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:42,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:42,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:42,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:44,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:44,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:45,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:45,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:45,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:45,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:46,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:46,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:46,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:47,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:47,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:48,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:48,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:48,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:49,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:49,595 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:49,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:49,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:49,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:50,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:50,857 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:50,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:50,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:50,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:50,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:52,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:52,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:52,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:53,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:53,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:53,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:54,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:54,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:55,519 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:55,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:55,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:56,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:56,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:56,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:56,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:56,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:56,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:56,742 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:56,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:56,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:57,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:57,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:57,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:57,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:57,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:57,890 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:57,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:57,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:58,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:58,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:58,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:59,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:59,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:59,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:59,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:11:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:11:59,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:11:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:11:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:11:59,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:11:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:11:59,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:11:59,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:00,310 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:00,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:00,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:01,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:01,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:01,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:01,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:01,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:01,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:01,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:01,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:02,369 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:02,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:02,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:03,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:03,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:03,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:03,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:03,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:03,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:03,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:04,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:04,463 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:04,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:04,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:05,195 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:05,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:05,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:05,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:05,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:06,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:06,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:06,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:06,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:06,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:06,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:07,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:07,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:07,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:08,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:08,319 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:08,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:08,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:09,111 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:09,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:09,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:09,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:09,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:09,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:10,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:10,870 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:10,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:10,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:10,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:10,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:11,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:11,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:12,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:12,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:12,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:12,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:13,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:13,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 15:12:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 15:12:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-04 15:12:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-04 15:12:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 15:12:14,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 15:12:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 15:12:14,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2018-10-04 15:12:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 15:12:15,195 INFO L202 PluginConnector]: Adding new model InterpolationPaperExampleCandidate01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 03:12:15 ImpRootNode [2018-10-04 15:12:15,195 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 15:12:15,196 INFO L168 Benchmark]: Toolchain (without parser) took 272738.35 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 420.0 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-04 15:12:15,197 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 15:12:15,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.51 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 15:12:15,198 INFO L168 Benchmark]: Boogie Preprocessor took 22.43 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 15:12:15,198 INFO L168 Benchmark]: RCFGBuilder took 303.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 15:12:15,198 INFO L168 Benchmark]: CodeCheck took 272366.91 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 398.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-04 15:12:15,200 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 17]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 17) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. UNKNOWN Result, 272.3s OverallTime, 476 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, 44.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13312 GetRequests, 10455 SyntacticMatches, 0 SemanticMatches, 2857 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 266.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 1427 NumberOfCodeBlocks, 1427 NumberOfCodeBlocksAsserted, 476 NumberOfCheckSat, 951 ConstructedInterpolants, 951 QuantifiedInterpolants, 19010 SizeOfPredicates, 952 NumberOfNonLiveVariables, 4756 ConjunctsInSsa, 952 ConjunctsInUnsatCore, 476 InterpolantComputations, 476 PerfectInterpolantSequences, 475/475 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 41.51 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 22.43 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 303.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 272366.91 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 398.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/InterpolationPaperExampleCandidate01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_15-12-15-209.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/InterpolationPaperExampleCandidate01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_15-12-15-209.csv Completed graceful shutdown