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-d19836b [2018-09-26 22:33:52,971 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:33:52,973 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:33:52,985 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:33:52,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:33:52,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:33:52,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:33:52,989 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:33:52,991 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:33:52,992 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:33:52,993 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:33:52,993 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:33:52,994 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:33:52,995 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:33:52,996 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:33:52,997 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:33:52,998 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:33:52,999 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:33:53,001 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:33:53,003 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:33:53,004 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:33:53,005 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:33:53,008 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:33:53,008 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:33:53,008 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:33:53,009 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:33:53,010 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:33:53,011 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:33:53,012 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:33:53,013 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:33:53,013 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:33:53,014 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:33:53,014 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:33:53,014 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:33:53,015 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:33:53,016 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:33:53,016 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 [2018-09-26 22:33:53,043 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:33:53,043 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:33:53,045 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:33:53,045 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:33:53,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:33:53,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:33:53,046 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:33:53,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:33:53,047 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:33:53,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:33:53,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:33:53,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:33:53,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:33:53,048 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:33:53,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:33:53,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:33:53,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:33:53,048 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:33:53,049 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:33:53,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:33:53,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:33:53,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:33:53,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:33:53,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:33:53,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:33:53,050 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:33:53,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:33:53,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:33:53,050 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:33:53,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:33:53,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:33:53,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:33:53,111 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:33:53,112 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:33:53,113 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power3-Safe.bpl [2018-09-26 22:33:53,113 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power3-Safe.bpl' [2018-09-26 22:33:53,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:33:53,172 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:33:53,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:33:53,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:33:53,173 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:33:53,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,215 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:33:53,216 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:33:53,216 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:33:53,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:33:53,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:33:53,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:33:53,220 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:33:53,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:33:53,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:33:53,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:33:53,246 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:33:53,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:33:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:33:53,331 INFO L124 BoogieDeclarations]: Specification and implementation of procedure power given in one single declaration [2018-09-26 22:33:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure power [2018-09-26 22:33:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure power [2018-09-26 22:33:53,403 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-26 22:33:53,592 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:33:53,593 INFO L202 PluginConnector]: Adding new model Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:33:53 BoogieIcfgContainer [2018-09-26 22:33:53,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:33:53,594 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:33:53,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:33:53,606 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:33:53,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Power3-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:33:53" (1/1) ... [2018-09-26 22:33:53,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:33:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 22:33:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 22:33:53,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:33:53,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:53,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:33:53,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-26 22:33:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-26 22:33:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:33:54,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:54,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:33:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:55,512 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-09-26 22:33:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-26 22:33:55,844 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-26 22:33:55,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:33:55,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:55,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:33:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:56,984 WARN L178 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-26 22:33:57,195 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-09-26 22:34:17,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:17,572 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:17,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:17,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:17,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:17,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:17,722 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:17,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:17,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:17,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:18,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:18,072 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:18,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:18,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:18,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:18,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:18,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:18,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:18,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:18,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:18,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:20,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:20,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:20,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:20,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:20,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:20,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:20,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:20,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:20,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:20,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:20,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:20,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:23,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:23,141 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:23,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:23,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:23,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:23,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:23,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:23,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:23,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:23,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:23,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:23,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:23,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:23,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:23,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:23,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:23,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:23,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:23,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:23,482 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:23,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:23,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:25,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:25,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:28,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:28,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:28,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:28,333 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:28,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:28,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:39,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:39,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:39,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:39,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:39,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:39,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:39,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:39,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:39,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:39,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:39,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:39,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,280 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,376 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:40,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:40,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:40,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:41,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:41,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:41,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:41,064 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:41,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:41,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:41,163 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:41,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:41,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:41,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:41,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:41,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:41,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:41,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:41,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:41,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:41,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:41,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:41,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:41,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:51,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:51,840 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:51,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:51,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:34:51,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:34:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:34:51,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:34:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:34:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:34:51,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:34:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:34:51,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:00,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:00,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:00,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:01,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:01,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:01,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:01,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:01,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:01,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:01,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:01,277 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:01,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:01,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:01,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:01,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:01,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:01,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:01,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:01,467 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:01,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:01,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:01,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:01,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:02,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:02,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:02,333 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:02,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:02,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:02,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:02,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:02,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:02,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:02,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:02,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:02,711 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:02,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:02,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:02,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:03,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:03,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:03,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:03,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:03,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:03,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:03,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:03,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:03,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:03,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:03,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:03,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:03,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:03,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:03,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:04,027 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:04,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:04,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:04,040 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:04,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:04,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:04,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:04,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:04,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:04,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:04,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:04,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:04,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:04,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:04,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:05,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:05,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:08,452 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:08,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:08,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:08,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:08,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:08,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:08,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:08,674 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:08,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:08,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:09,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:09,157 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:09,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:09,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:09,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:09,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:09,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:09,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:09,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:09,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:09,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:09,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:09,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:09,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:09,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:09,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:09,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:09,517 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:09,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:09,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:09,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:11,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:11,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:11,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:11,848 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:11,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:11,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:11,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:11,954 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:11,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:11,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,037 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,182 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,586 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,901 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:12,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:12,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:12,982 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:12,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:12,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,036 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,246 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,477 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,771 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,875 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:13,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:13,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:13,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,004 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,636 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,675 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:14,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:14,787 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:14,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:14,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:15,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:15,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:15,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:15,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:15,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:15,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:15,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:15,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:15,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:15,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:15,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:15,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,382 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:16,705 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:16,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:16,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:18,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:18,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:18,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:18,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:18,049 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:18,053 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:18,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:18,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:18,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:18,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:18,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:18,254 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:18,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:18,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:18,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:18,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:18,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:18,743 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:18,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:18,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:19,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:19,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:19,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:19,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,061 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,173 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,526 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,880 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:20,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:20,884 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:20,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:20,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:20,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,083 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,087 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,247 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,502 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,552 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:21,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:21,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:21,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:21,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:24,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:24,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:24,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:24,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:24,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:25,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:25,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:25,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:25,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:25,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:25,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:25,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:25,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:25,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:25,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:25,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:25,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:25,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:25,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:25,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:25,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:25,795 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:25,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:25,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:25,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:28,021 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:28,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:28,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:28,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:28,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:28,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:28,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:28,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:28,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:34,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:34,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:34,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:34,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:34,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:34,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:34,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:34,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:34,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:34,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:34,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:34,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:34,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:34,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:34,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:35,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:35,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:35,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:35,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:35,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:35,183 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:35,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:35,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:35,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:35,283 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:35,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:35,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:35,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:37,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:37,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:37,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:37,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:37,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:37,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:37,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:37,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:37,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:37,756 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:37,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:37,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:37,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:37,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:37,846 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:37,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:37,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:37,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,598 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,650 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,776 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,918 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:39,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:39,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:39,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:39,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:39,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:40,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:40,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:40,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:40,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:40,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:40,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:40,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:40,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:40,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:40,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:40,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:40,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:40,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:40,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:40,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:47,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:47,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:47,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:49,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:49,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:49,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:49,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:49,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,573 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:50,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:50,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:50,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:51,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:51,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:51,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:51,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:51,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:51,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:51,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:51,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:51,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:51,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:51,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:51,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,061 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,346 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:52,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:52,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:52,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:52,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,865 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:54,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:54,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:54,995 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:54,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:54,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,380 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,444 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,897 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:55,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:55,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:55,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,379 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,455 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,510 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,637 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:56,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:56,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:56,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:56,996 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:56,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,695 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,893 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:57,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:57,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:57,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:57,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:57,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,015 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,062 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,103 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,191 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,253 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,338 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,410 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,807 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:58,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:58,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:58,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:59,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:59,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:59,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:59,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:59,123 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:59,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:59,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:35:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:35:59,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:35:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:35:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:35:59,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:35:59,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:35:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:35:59,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:06,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:06,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:06,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:06,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:06,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:06,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:06,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:06,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:06,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:06,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:06,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:06,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:06,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:06,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:06,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:06,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:06,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:06,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:06,671 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:06,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:06,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,069 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,514 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,665 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,768 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:07,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:07,934 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:07,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:07,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:07,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:09,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:09,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:09,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:09,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:09,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:09,511 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:09,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:09,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:09,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:12,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:12,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:12,763 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:12,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:12,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:12,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:12,807 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:12,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:12,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:12,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:12,872 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:12,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:12,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:12,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:12,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:12,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:13,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:13,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:13,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:13,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,391 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,506 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,612 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:23,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:23,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:23,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:23,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:27,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:27,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:27,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:27,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,390 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,795 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,883 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:32,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:32,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:32,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:33,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:33,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:33,076 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:33,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:33,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:33,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:33,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:33,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:33,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,311 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,693 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,901 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:41,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:41,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:42,085 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:42,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:42,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:42,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,281 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,767 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:52,962 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:52,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:52,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,065 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,068 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,219 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,461 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,943 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:53,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:53,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:53,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:53,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,255 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,408 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,805 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:54,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:54,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:59,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:59,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:59,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:59,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:59,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:59,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:36:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:36:59,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:36:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:36:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:36:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:36:59,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:36:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:36:59,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:00,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:00,921 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:00,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:00,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:00,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:00,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:00,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:00,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:00,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:01,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:01,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:01,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:01,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:01,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:01,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:01,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:01,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:01,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:01,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:01,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:01,217 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:01,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:01,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:01,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:01,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:01,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:01,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:04,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:04,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:04,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:04,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:04,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:04,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:04,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:04,463 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:04,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:04,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:04,517 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:04,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:04,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:04,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:04,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:04,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:04,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:04,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:04,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:14,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:14,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:14,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:14,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:14,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:15,092 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:15,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:15,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:15,338 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:15,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:15,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:15,342 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:15,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:15,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:15,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:15,382 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:15,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:15,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:15,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:15,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:15,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:15,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:15,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:15,512 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:15,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:15,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:24,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:24,634 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:24,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:24,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:24,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:24,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:24,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:24,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:24,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:25,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:25,244 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:25,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:25,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:25,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:25,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:25,293 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:25,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:25,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:25,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:25,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:25,387 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:25,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:25,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:25,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:25,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:25,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:25,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:25,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:25,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:25,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:25,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:25,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:25,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:25,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:25,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:35,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:35,932 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:35,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:35,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:35,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:35,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:35,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:35,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:35,988 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:35,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:35,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:35,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:36,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:36,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:36,052 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:36,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:36,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:36,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:36,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:36,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:36,983 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:36,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:36,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:37,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:37,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:37,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:37,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:37,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:38,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:38,179 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:38,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:38,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:38,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:38,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:38,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:38,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:38,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:38,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:38,870 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:38,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:38,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:38,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:39,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:39,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:39,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:39,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:39,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:39,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:39,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:39,685 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:39,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:39,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:39,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,013 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,499 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,539 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,634 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:40,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:40,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:41,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:41,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:41,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:41,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:41,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:41,230 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:41,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:41,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:41,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:42,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:42,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:42,172 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:42,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:42,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:42,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:42,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:42,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:42,808 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:42,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:42,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:42,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:37:52,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:37:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:37:53,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:37:53,022 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:37:53,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:37:53,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:37:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:37:53,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,177 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,276 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,473 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,613 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,722 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,864 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,895 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:03,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:03,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:03,998 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:03,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:03,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:04,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:04,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:04,072 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:04,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:04,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:04,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:04,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:04,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:04,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:04,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:04,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:04,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:04,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:04,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:04,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:05,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:05,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:05,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:05,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:05,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:05,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:05,694 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:05,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:05,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:05,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:05,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:05,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:05,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:05,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:05,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:05,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:05,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:07,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:07,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:07,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:07,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:07,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:07,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:07,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:07,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:07,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:09,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:09,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,444 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,539 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,682 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:10,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:10,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:10,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:20,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:20,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:20,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:30,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:30,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:30,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:30,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:30,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:30,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:30,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:30,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:30,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:31,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:31,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:31,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:31,069 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:31,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:31,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:31,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:31,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:31,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:31,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:31,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:31,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:31,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:31,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:31,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:31,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:31,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:38:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:38:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:38:31,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 12 states and 26 transitions. [2018-09-26 22:38:31,496 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 26 transitions. [2018-09-26 22:38:31,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:38:31,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:38:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:38:31,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2018-09-26 22:38:32,540 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-26 22:38:32,541 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:38:32,542 INFO L168 Benchmark]: Toolchain (without parser) took 279373.53 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 188.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 265.7 MB). Peak memory consumption was 453.9 MB. Max. memory is 7.1 GB. [2018-09-26 22:38:32,543 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:38:32,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:38:32,544 INFO L168 Benchmark]: Boogie Preprocessor took 26.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:38:32,544 INFO L168 Benchmark]: RCFGBuilder took 347.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:38:32,544 INFO L168 Benchmark]: CodeCheck took 278948.01 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 188.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 244.6 MB). Peak memory consumption was 432.8 MB. Max. memory is 7.1 GB. [2018-09-26 22:38:32,545 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 347.62 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 278948.01 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 188.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 244.6 MB). Peak memory consumption was 432.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Power3-Safe.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-38-32-553.csv Completed graceful shutdown