java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/nonlinear/Power3-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:27:15,326 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:27:15,329 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:27:15,345 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:27:15,346 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:27:15,348 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:27:15,351 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:27:15,354 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:27:15,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:27:15,359 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:27:15,362 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:27:15,362 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:27:15,363 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:27:15,364 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:27:15,373 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:27:15,374 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:27:15,375 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:27:15,380 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:27:15,383 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:27:15,384 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:27:15,386 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:27:15,387 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:27:15,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:27:15,389 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:27:15,389 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:27:15,391 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:27:15,392 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:27:15,393 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:27:15,394 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:27:15,398 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:27:15,398 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:27:15,399 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:27:15,399 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:27:15,399 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:27:15,401 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:27:15,402 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:27:15,405 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:27:15,434 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:27:15,434 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:27:15,435 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:27:15,438 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:27:15,439 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:27:15,439 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:27:15,439 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:27:15,439 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:27:15,440 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:27:15,440 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:27:15,440 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:27:15,440 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:27:15,441 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:27:15,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:27:15,442 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:27:15,442 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:27:15,442 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:27:15,443 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:27:15,443 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:27:15,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:27:15,443 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:27:15,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:27:15,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:27:15,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:27:15,445 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:27:15,445 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:27:15,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:27:15,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:27:15,446 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:27:15,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:27:15,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:27:15,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:27:15,515 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:27:15,517 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:27:15,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power3-Safe.bpl [2018-09-30 21:27:15,520 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power3-Safe.bpl' [2018-09-30 21:27:15,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:27:15,585 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:27:15,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:27:15,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:27:15,586 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:27:15,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,630 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:27:15,630 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:27:15,630 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:27:15,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:27:15,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:27:15,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:27:15,633 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:27:15,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:15,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:27:15,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:27:15,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:27:15,652 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:27:15,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:27:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:27:15,735 INFO L124 BoogieDeclarations]: Specification and implementation of procedure power given in one single declaration [2018-09-30 21:27:15,736 INFO L130 BoogieDeclarations]: Found specification of procedure power [2018-09-30 21:27:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure power [2018-09-30 21:27:15,818 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 21:27:15,993 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:27:15,993 INFO L202 PluginConnector]: Adding new model Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:27:15 BoogieIcfgContainer [2018-09-30 21:27:15,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:27:15,994 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:27:15,994 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:27:16,007 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:27:16,007 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:27:15" (1/1) ... [2018-09-30 21:27:16,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:27:16,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 21:27:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 21:27:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:27:16,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:16,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:16,472 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-30 21:27:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:27:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:27:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:27:16,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:16,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:17,930 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-09-30 21:27:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-30 21:27:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-30 21:27:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:18,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:18,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:18,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:19,446 WARN L178 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-30 21:27:19,673 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-09-30 21:27:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:40,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:40,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:40,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:40,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:40,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:40,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:40,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:40,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:40,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:40,565 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:40,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:40,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:40,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:40,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:40,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:40,748 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:40,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:40,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:40,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:40,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:40,948 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:40,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:40,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:41,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:41,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:41,063 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:41,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:41,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:41,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:42,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:42,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:42,743 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:42,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:42,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:42,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:42,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:42,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:42,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:42,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:42,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:43,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:43,150 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:43,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:43,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:45,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:45,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:45,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:45,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:45,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:45,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:45,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:45,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:45,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:45,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:45,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:45,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:45,822 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:45,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:45,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:45,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:45,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:45,897 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:45,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:45,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:45,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:46,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:46,044 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:46,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:46,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:46,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:48,042 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:48,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:48,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:27:50,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:27:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:27:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:27:50,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:50,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,032 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,198 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,680 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:02,933 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:02,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:02,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,542 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,731 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:03,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:03,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:03,946 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:03,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:03,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:14,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:14,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:14,081 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:14,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:14,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:14,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:14,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:14,200 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:14,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:14,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:14,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:14,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:14,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:23,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:23,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:23,178 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:23,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:23,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:23,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:23,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:23,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:23,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:23,626 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:23,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:23,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:23,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:23,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:23,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:23,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:23,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:23,851 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:23,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:23,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:23,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:23,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:23,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:23,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:24,751 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:24,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:24,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:25,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:25,029 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:25,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:25,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:25,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:25,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:25,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:25,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:25,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:25,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:25,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:25,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:25,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:25,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:25,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,031 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:26,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:26,870 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:26,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:26,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:26,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:27,463 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:27,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:27,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:27,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:27,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:27,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:27,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:30,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:30,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:30,793 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:30,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:30,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:30,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:30,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:30,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:30,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:30,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:30,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:30,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:30,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:31,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:31,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:31,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:31,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:31,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:31,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:31,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:31,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:31,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:31,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:31,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:31,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:31,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:31,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:31,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:31,853 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:31,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:31,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,181 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,227 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,362 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,397 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,507 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,564 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:34,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:34,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:34,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,095 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,253 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,307 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,471 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,561 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:35,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:35,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:35,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,005 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,072 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,180 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,255 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,367 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,551 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:36,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:36,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:36,967 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:36,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:36,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:36,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:37,079 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:37,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:37,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:37,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:37,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:37,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:37,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,043 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,191 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,312 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,477 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,620 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,755 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:38,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:38,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:38,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:39,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:39,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:40,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:40,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:40,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:40,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:40,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:40,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:40,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:40,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:40,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:40,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:40,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:40,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:40,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:40,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:40,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:40,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:40,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:40,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:40,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:40,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:40,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:40,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:40,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:41,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:41,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:41,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:41,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:41,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,117 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,170 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,274 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,363 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,520 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,734 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:42,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,340 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,384 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:43,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:43,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:46,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:46,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:46,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:46,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:46,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:47,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:47,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:47,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:47,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:47,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:47,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:47,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:47,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:47,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:47,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:47,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:47,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:47,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:47,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:47,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:47,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:47,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:47,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:47,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:49,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:49,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:49,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:49,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:49,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:50,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:50,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:50,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:50,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:50,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:50,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:56,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:56,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:56,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:56,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:56,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:56,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:56,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:56,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:57,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:57,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:57,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:57,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:57,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:57,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:57,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:57,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:57,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:57,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:57,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:57,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:57,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:57,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:59,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:59,653 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:59,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:59,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:59,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:59,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:59,828 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:59,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:59,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:59,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:28:59,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:28:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:28:59,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:28:59,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:59,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:01,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:01,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,679 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:01,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:01,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:01,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:01,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:01,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:01,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:01,997 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:01,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:01,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:02,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:02,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:02,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:02,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:02,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:02,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:02,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:02,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:02,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:02,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:02,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:02,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:02,289 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:02,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:02,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:09,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:09,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:09,147 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:09,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:09,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:11,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:11,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,280 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,421 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:12,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:12,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:12,809 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:12,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:12,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:13,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:13,019 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:13,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:13,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:13,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:13,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:13,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:13,843 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:13,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:13,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:13,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:13,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:13,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:13,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:13,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,075 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,200 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,552 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,692 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:14,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:14,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,172 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,685 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,802 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:16,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:16,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,077 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,230 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,334 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,398 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,434 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,849 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:17,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:17,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,237 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,241 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,329 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,544 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,591 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,834 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,837 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:18,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:18,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:18,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:18,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,027 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,298 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,868 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:19,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:19,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:19,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:19,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:19,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,071 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,159 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,377 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,557 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,756 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,834 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,887 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:20,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:20,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:20,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:20,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:21,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:21,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:21,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:21,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:21,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:21,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:21,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:21,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:21,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,223 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,274 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:28,983 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:28,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:28,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,117 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,164 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,169 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,216 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:29,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:29,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:31,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:31,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:31,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:31,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:31,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:31,415 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:31,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:31,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:34,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:34,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:34,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:34,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:34,815 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:34,818 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:34,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:34,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:34,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:34,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:34,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:34,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:35,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:35,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:35,248 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:35,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:35,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:35,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,573 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,603 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:45,669 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:45,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:45,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:45,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:49,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:49,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:49,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:49,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:49,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:49,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,317 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,613 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:54,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:54,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:55,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:55,042 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:55,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:55,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:29:55,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:55,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:29:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:29:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:29:55,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:55,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,226 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,272 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,578 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:03,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:03,905 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:03,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:03,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:03,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:04,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:04,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:04,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,092 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,717 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,813 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:14,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:14,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,000 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,055 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,146 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,239 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,300 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,811 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,908 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:15,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:15,978 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:15,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:15,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,311 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,521 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,608 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:16,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:16,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:16,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:21,734 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:21,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:21,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:21,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:21,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:21,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:21,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:21,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:21,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:21,842 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:21,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:21,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:22,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:22,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:22,821 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:22,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:22,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:22,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:22,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:22,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:22,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:22,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:22,937 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:22,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:22,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:22,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:23,003 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:23,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:23,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:23,105 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:23,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:23,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:23,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:23,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:23,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:23,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:26,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:26,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:26,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:26,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:26,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:26,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:26,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:26,361 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:26,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:26,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:26,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:26,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:26,444 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:26,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:26,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:26,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:26,503 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:26,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:26,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:36,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:36,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:36,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:36,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:36,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:36,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:36,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:36,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:36,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:36,980 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:36,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:36,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:37,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:37,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:37,224 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:37,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:37,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:37,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:37,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:37,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:37,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:37,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:37,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:37,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:37,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:37,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:37,361 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:37,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:37,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:37,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:46,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:46,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:46,504 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:46,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:46,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:46,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:46,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:46,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:46,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:46,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:47,108 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:47,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:47,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:47,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:47,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:47,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:47,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:47,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:47,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:47,275 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:47,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:47,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:47,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:47,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:47,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:47,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:47,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:47,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:47,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:59,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:59,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:59,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:59,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:59,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:59,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:30:59,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:30:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:30:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:30:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:30:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:30:59,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:30:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:30:59,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:00,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:00,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:00,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:00,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:02,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:02,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:02,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:02,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:02,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:02,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:02,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:02,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:02,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:02,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:02,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:02,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:02,802 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:02,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:02,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:03,094 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:03,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:03,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:03,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:03,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:03,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:03,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:03,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:03,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:03,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:03,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:03,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:03,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:03,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:03,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:03,911 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:03,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:03,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:03,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:03,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:03,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:03,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:04,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:04,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:04,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:04,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:04,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:05,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:05,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:05,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:05,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:05,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:05,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:05,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:05,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:05,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:05,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:05,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:05,999 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:05,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:05,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,139 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,329 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,375 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:06,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:06,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:06,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:16,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:16,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:16,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:16,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:16,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:16,871 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:16,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:16,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:26,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:26,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:26,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:26,925 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:26,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:26,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,302 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,401 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,811 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:27,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:27,932 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:27,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:27,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,539 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:28,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:28,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:28,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:28,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,324 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,363 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,534 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,591 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,725 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:29,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:29,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:29,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:29,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:30,354 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:30,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:30,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:30,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:30,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:30,411 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:30,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:30,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:30,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:30,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:30,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:30,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:30,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:30,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:30,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:30,562 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:30,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:30,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:32,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:32,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:32,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:32,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:32,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:32,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:32,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:32,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:36,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:36,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:36,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:36,124 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:36,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:36,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:36,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:36,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:36,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:36,347 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:36,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:36,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:36,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:36,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:36,495 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:36,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:36,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:36,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,421 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,470 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:37,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:37,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:37,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:37,864 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:37,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:37,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:38,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:38,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:38,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:38,938 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:38,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:38,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:38,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:39,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:39,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:39,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:39,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:39,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:39,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:39,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:40,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:40,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:40,886 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:40,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:40,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:40,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:41,423 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:41,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:41,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:41,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:41,513 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:41,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:41,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:41,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:41,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:41,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:41,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:41,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:41,880 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:41,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:41,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:41,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:41,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:41,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,583 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:42,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:42,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,082 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,721 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:43,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:43,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:43,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:43,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:43,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:48,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:48,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:48,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:48,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:48,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:48,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:48,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:48,185 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:48,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:48,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:48,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:48,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:48,273 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:48,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:48,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:48,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:48,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:48,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:31:48,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:31:48,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:31:48,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-30 21:31:48,437 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-30 21:31:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:31:48,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:31:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:31:48,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown