java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 10:13:15,888 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 10:13:15,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 10:13:15,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 10:13:15,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 10:13:15,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 10:13:15,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 10:13:15,906 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 10:13:15,908 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 10:13:15,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 10:13:15,910 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 10:13:15,910 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 10:13:15,911 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 10:13:15,912 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 10:13:15,913 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 10:13:15,914 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 10:13:15,915 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 10:13:15,917 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 10:13:15,919 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 10:13:15,921 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 10:13:15,922 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 10:13:15,923 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 10:13:15,926 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 10:13:15,926 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 10:13:15,927 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 10:13:15,928 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 10:13:15,929 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 10:13:15,930 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 10:13:15,931 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 10:13:15,932 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 10:13:15,932 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 10:13:15,935 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 10:13:15,936 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 10:13:15,936 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 10:13:15,937 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 10:13:15,938 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 10:13:15,938 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-03 10:13:15,961 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 10:13:15,961 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 10:13:15,962 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 10:13:15,963 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 10:13:15,964 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 10:13:15,964 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 10:13:15,966 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 10:13:15,966 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 10:13:15,966 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 10:13:15,966 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 10:13:15,967 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 10:13:15,967 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 10:13:15,967 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 10:13:15,967 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 10:13:15,967 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 10:13:15,968 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 10:13:15,968 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 10:13:15,969 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 10:13:15,969 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 10:13:15,969 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-03 10:13:15,969 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 10:13:15,972 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 10:13:15,972 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 10:13:15,972 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 10:13:15,972 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 10:13:15,972 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 10:13:15,973 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 10:13:15,973 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 10:13:15,973 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 10:13:15,973 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 10:13:16,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 10:13:16,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 10:13:16,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 10:13:16,062 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 10:13:16,063 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 10:13:16,064 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-10-03 10:13:16,064 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-10-03 10:13:16,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 10:13:16,126 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 10:13:16,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 10:13:16,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 10:13:16,127 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 10:13:16,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 10:13:16,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 10:13:16,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 10:13:16,171 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 10:13:16,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 10:13:16,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 10:13:16,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 10:13:16,192 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 10:13:16,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:13:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 10:13:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-03 10:13:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-03 10:13:16,500 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-03 10:13:16,501 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 10:13:16 BoogieIcfgContainer [2018-10-03 10:13:16,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 10:13:16,502 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 10:13:16,502 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 10:13:16,514 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 10:13:16,515 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 10:13:16" (1/1) ... [2018-10-03 10:13:16,527 INFO L106 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-03 10:13:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-03 10:13:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-03 10:13:16,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 10:13:16,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:16,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:16,688 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:17,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:17,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-03 10:13:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-03 10:13:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:17,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:17,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:17,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:18,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-10-03 10:13:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-10-03 10:13:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:18,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:18,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:18,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-10-03 10:13:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-10-03 10:13:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:18,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:18,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:18,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-10-03 10:13:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-10-03 10:13:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:18,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:18,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-10-03 10:13:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-10-03 10:13:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:19,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:19,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:19,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:19,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-03 10:13:19,245 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-03 10:13:19,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:19,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:19,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:19,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2018-10-03 10:13:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2018-10-03 10:13:19,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:19,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:19,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2018-10-03 10:13:19,447 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2018-10-03 10:13:19,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:19,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:19,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:19,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2018-10-03 10:13:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2018-10-03 10:13:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:19,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:19,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:19,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2018-10-03 10:13:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2018-10-03 10:13:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:19,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:19,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:20,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:20,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2018-10-03 10:13:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2018-10-03 10:13:20,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:20,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:20,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:20,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:20,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-10-03 10:13:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-10-03 10:13:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:20,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:20,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:20,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:20,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2018-10-03 10:13:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2018-10-03 10:13:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:20,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:20,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:20,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2018-10-03 10:13:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2018-10-03 10:13:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:20,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:20,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2018-10-03 10:13:21,209 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2018-10-03 10:13:21,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2018-10-03 10:13:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2018-10-03 10:13:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2018-10-03 10:13:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2018-10-03 10:13:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2018-10-03 10:13:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2018-10-03 10:13:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2018-10-03 10:13:21,680 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2018-10-03 10:13:21,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-10-03 10:13:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-10-03 10:13:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2018-10-03 10:13:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2018-10-03 10:13:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:21,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:21,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-10-03 10:13:22,544 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-10-03 10:13:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:22,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:22,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:22,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2018-10-03 10:13:22,886 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2018-10-03 10:13:22,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:22,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:22,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:22,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:22,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2018-10-03 10:13:22,947 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2018-10-03 10:13:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:22,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:22,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2018-10-03 10:13:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2018-10-03 10:13:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2018-10-03 10:13:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2018-10-03 10:13:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2018-10-03 10:13:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2018-10-03 10:13:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2018-10-03 10:13:23,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2018-10-03 10:13:23,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 68 transitions. [2018-10-03 10:13:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 68 transitions. [2018-10-03 10:13:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2018-10-03 10:13:23,586 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2018-10-03 10:13:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2018-10-03 10:13:23,657 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2018-10-03 10:13:23,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 74 transitions. [2018-10-03 10:13:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2018-10-03 10:13:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2018-10-03 10:13:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2018-10-03 10:13:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2018-10-03 10:13:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2018-10-03 10:13:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:23,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:23,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 80 transitions. [2018-10-03 10:13:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2018-10-03 10:13:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 45 states and 82 transitions. [2018-10-03 10:13:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 82 transitions. [2018-10-03 10:13:24,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-10-03 10:13:24,197 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-10-03 10:13:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-10-03 10:13:24,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-10-03 10:13:24,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-10-03 10:13:24,384 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-10-03 10:13:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 90 transitions. [2018-10-03 10:13:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2018-10-03 10:13:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 92 transitions. [2018-10-03 10:13:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 92 transitions. [2018-10-03 10:13:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2018-10-03 10:13:24,632 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2018-10-03 10:13:24,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-10-03 10:13:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-10-03 10:13:24,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2018-10-03 10:13:24,830 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2018-10-03 10:13:24,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-10-03 10:13:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-10-03 10:13:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:24,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:24,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2018-10-03 10:13:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2018-10-03 10:13:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:25,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:25,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:25,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:25,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2018-10-03 10:13:25,154 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2018-10-03 10:13:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:25,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:25,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2018-10-03 10:13:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2018-10-03 10:13:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:25,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:25,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2018-10-03 10:13:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2018-10-03 10:13:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:25,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:25,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2018-10-03 10:13:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2018-10-03 10:13:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:25,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:25,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:26,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:26,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 112 transitions. [2018-10-03 10:13:26,091 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2018-10-03 10:13:26,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:26,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:26,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:26,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 114 transitions. [2018-10-03 10:13:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2018-10-03 10:13:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:26,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:26,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:26,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:26,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2018-10-03 10:13:26,218 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2018-10-03 10:13:26,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:26,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:26,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:26,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2018-10-03 10:13:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2018-10-03 10:13:26,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:26,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:26,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:26,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2018-10-03 10:13:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2018-10-03 10:13:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:26,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:26,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:26,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2018-10-03 10:13:26,565 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2018-10-03 10:13:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:26,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:26,589 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2018-10-03 10:13:27,399 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2018-10-03 10:13:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2018-10-03 10:13:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2018-10-03 10:13:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions. [2018-10-03 10:13:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2018-10-03 10:13:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2018-10-03 10:13:27,744 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2018-10-03 10:13:27,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2018-10-03 10:13:27,794 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2018-10-03 10:13:27,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2018-10-03 10:13:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2018-10-03 10:13:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 136 transitions. [2018-10-03 10:13:27,934 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 136 transitions. [2018-10-03 10:13:27,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:27,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:27,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:27,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2018-10-03 10:13:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2018-10-03 10:13:27,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:27,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2018-10-03 10:13:28,066 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2018-10-03 10:13:28,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 75 states and 142 transitions. [2018-10-03 10:13:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2018-10-03 10:13:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-10-03 10:13:28,197 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-10-03 10:13:28,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-03 10:13:28,249 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-03 10:13:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2018-10-03 10:13:28,781 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2018-10-03 10:13:28,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 79 states and 150 transitions. [2018-10-03 10:13:28,849 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 150 transitions. [2018-10-03 10:13:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2018-10-03 10:13:28,898 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2018-10-03 10:13:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:28,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:28,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2018-10-03 10:13:28,950 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2018-10-03 10:13:28,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:28,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:28,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:28,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 82 states and 156 transitions. [2018-10-03 10:13:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2018-10-03 10:13:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2018-10-03 10:13:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2018-10-03 10:13:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 84 states and 160 transitions. [2018-10-03 10:13:29,137 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 160 transitions. [2018-10-03 10:13:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-10-03 10:13:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-10-03 10:13:29,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-03 10:13:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-03 10:13:29,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 87 states and 166 transitions. [2018-10-03 10:13:29,409 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 166 transitions. [2018-10-03 10:13:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 88 states and 168 transitions. [2018-10-03 10:13:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2018-10-03 10:13:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 89 states and 170 transitions. [2018-10-03 10:13:29,508 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2018-10-03 10:13:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 90 states and 172 transitions. [2018-10-03 10:13:29,558 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 172 transitions. [2018-10-03 10:13:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 91 states and 174 transitions. [2018-10-03 10:13:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 174 transitions. [2018-10-03 10:13:29,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2018-10-03 10:13:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2018-10-03 10:13:29,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 93 states and 178 transitions. [2018-10-03 10:13:29,779 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 178 transitions. [2018-10-03 10:13:29,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2018-10-03 10:13:29,867 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2018-10-03 10:13:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:29,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:29,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 95 states and 182 transitions. [2018-10-03 10:13:29,936 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 182 transitions. [2018-10-03 10:13:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:29,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:29,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 96 states and 184 transitions. [2018-10-03 10:13:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 184 transitions. [2018-10-03 10:13:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2018-10-03 10:13:30,176 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2018-10-03 10:13:30,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 98 states and 188 transitions. [2018-10-03 10:13:30,259 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 188 transitions. [2018-10-03 10:13:30,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2018-10-03 10:13:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2018-10-03 10:13:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2018-10-03 10:13:30,420 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2018-10-03 10:13:30,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2018-10-03 10:13:30,494 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2018-10-03 10:13:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,503 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 102 states and 196 transitions. [2018-10-03 10:13:30,551 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2018-10-03 10:13:30,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 103 states and 198 transitions. [2018-10-03 10:13:30,603 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 198 transitions. [2018-10-03 10:13:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 104 states and 200 transitions. [2018-10-03 10:13:30,654 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2018-10-03 10:13:30,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 105 states and 202 transitions. [2018-10-03 10:13:30,713 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2018-10-03 10:13:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2018-10-03 10:13:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2018-10-03 10:13:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 107 states and 206 transitions. [2018-10-03 10:13:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 206 transitions. [2018-10-03 10:13:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:30,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 108 states and 208 transitions. [2018-10-03 10:13:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 208 transitions. [2018-10-03 10:13:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:30,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:30,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:30,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 109 states and 210 transitions. [2018-10-03 10:13:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 210 transitions. [2018-10-03 10:13:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2018-10-03 10:13:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2018-10-03 10:13:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 111 states and 214 transitions. [2018-10-03 10:13:31,194 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 214 transitions. [2018-10-03 10:13:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 216 transitions. [2018-10-03 10:13:31,294 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2018-10-03 10:13:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 113 states and 218 transitions. [2018-10-03 10:13:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 218 transitions. [2018-10-03 10:13:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 114 states and 220 transitions. [2018-10-03 10:13:31,425 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 220 transitions. [2018-10-03 10:13:31,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 115 states and 222 transitions. [2018-10-03 10:13:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2018-10-03 10:13:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 116 states and 224 transitions. [2018-10-03 10:13:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 224 transitions. [2018-10-03 10:13:31,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 117 states and 226 transitions. [2018-10-03 10:13:31,729 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 226 transitions. [2018-10-03 10:13:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 118 states and 228 transitions. [2018-10-03 10:13:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 228 transitions. [2018-10-03 10:13:31,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:31,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 119 states and 230 transitions. [2018-10-03 10:13:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 230 transitions. [2018-10-03 10:13:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:31,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:31,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:31,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:31,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 120 states and 232 transitions. [2018-10-03 10:13:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 232 transitions. [2018-10-03 10:13:32,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 121 states and 234 transitions. [2018-10-03 10:13:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 234 transitions. [2018-10-03 10:13:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2018-10-03 10:13:32,170 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2018-10-03 10:13:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 123 states and 238 transitions. [2018-10-03 10:13:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 238 transitions. [2018-10-03 10:13:32,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 124 states and 240 transitions. [2018-10-03 10:13:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 240 transitions. [2018-10-03 10:13:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 125 states and 242 transitions. [2018-10-03 10:13:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 242 transitions. [2018-10-03 10:13:32,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 126 states and 244 transitions. [2018-10-03 10:13:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 244 transitions. [2018-10-03 10:13:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 127 states and 246 transitions. [2018-10-03 10:13:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2018-10-03 10:13:32,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 128 states and 248 transitions. [2018-10-03 10:13:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 248 transitions. [2018-10-03 10:13:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 129 states and 250 transitions. [2018-10-03 10:13:32,626 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 250 transitions. [2018-10-03 10:13:32,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 252 transitions. [2018-10-03 10:13:32,683 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 252 transitions. [2018-10-03 10:13:32,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 131 states and 254 transitions. [2018-10-03 10:13:32,787 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 254 transitions. [2018-10-03 10:13:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 132 states and 256 transitions. [2018-10-03 10:13:32,857 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2018-10-03 10:13:32,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 133 states and 258 transitions. [2018-10-03 10:13:32,912 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 258 transitions. [2018-10-03 10:13:32,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:32,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 260 transitions. [2018-10-03 10:13:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 260 transitions. [2018-10-03 10:13:32,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:32,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:32,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:32,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 262 transitions. [2018-10-03 10:13:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2018-10-03 10:13:33,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 136 states and 264 transitions. [2018-10-03 10:13:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 264 transitions. [2018-10-03 10:13:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 137 states and 266 transitions. [2018-10-03 10:13:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 266 transitions. [2018-10-03 10:13:33,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 138 states and 268 transitions. [2018-10-03 10:13:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 268 transitions. [2018-10-03 10:13:33,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 139 states and 270 transitions. [2018-10-03 10:13:33,300 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2018-10-03 10:13:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 140 states and 272 transitions. [2018-10-03 10:13:33,357 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2018-10-03 10:13:33,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2018-10-03 10:13:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2018-10-03 10:13:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2018-10-03 10:13:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2018-10-03 10:13:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 278 transitions. [2018-10-03 10:13:33,538 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 278 transitions. [2018-10-03 10:13:33,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 144 states and 280 transitions. [2018-10-03 10:13:33,600 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2018-10-03 10:13:33,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2018-10-03 10:13:33,655 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2018-10-03 10:13:33,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 146 states and 284 transitions. [2018-10-03 10:13:33,710 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 284 transitions. [2018-10-03 10:13:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 147 states and 286 transitions. [2018-10-03 10:13:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2018-10-03 10:13:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2018-10-03 10:13:33,827 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2018-10-03 10:13:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 149 states and 290 transitions. [2018-10-03 10:13:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 290 transitions. [2018-10-03 10:13:33,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:33,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 150 states and 292 transitions. [2018-10-03 10:13:33,946 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2018-10-03 10:13:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:33,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:33,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 151 states and 294 transitions. [2018-10-03 10:13:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2018-10-03 10:13:34,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 152 states and 296 transitions. [2018-10-03 10:13:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2018-10-03 10:13:34,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 153 states and 298 transitions. [2018-10-03 10:13:34,117 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 298 transitions. [2018-10-03 10:13:34,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 154 states and 300 transitions. [2018-10-03 10:13:34,178 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 300 transitions. [2018-10-03 10:13:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 155 states and 302 transitions. [2018-10-03 10:13:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 302 transitions. [2018-10-03 10:13:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 156 states and 304 transitions. [2018-10-03 10:13:34,335 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 304 transitions. [2018-10-03 10:13:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 157 states and 306 transitions. [2018-10-03 10:13:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 306 transitions. [2018-10-03 10:13:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 158 states and 308 transitions. [2018-10-03 10:13:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 308 transitions. [2018-10-03 10:13:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 159 states and 310 transitions. [2018-10-03 10:13:34,503 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 310 transitions. [2018-10-03 10:13:34,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 160 states and 312 transitions. [2018-10-03 10:13:34,559 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 312 transitions. [2018-10-03 10:13:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:34,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:34,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:34,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 161 states and 314 transitions. [2018-10-03 10:13:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 314 transitions. [2018-10-03 10:13:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:35,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:35,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 162 states and 316 transitions. [2018-10-03 10:13:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 316 transitions. [2018-10-03 10:13:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 163 states and 318 transitions. [2018-10-03 10:13:36,099 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 318 transitions. [2018-10-03 10:13:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 164 states and 320 transitions. [2018-10-03 10:13:36,153 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2018-10-03 10:13:36,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 165 states and 322 transitions. [2018-10-03 10:13:36,207 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 322 transitions. [2018-10-03 10:13:36,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 324 transitions. [2018-10-03 10:13:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2018-10-03 10:13:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 167 states and 326 transitions. [2018-10-03 10:13:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 326 transitions. [2018-10-03 10:13:36,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 168 states and 328 transitions. [2018-10-03 10:13:36,389 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2018-10-03 10:13:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 169 states and 330 transitions. [2018-10-03 10:13:36,445 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 330 transitions. [2018-10-03 10:13:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 170 states and 332 transitions. [2018-10-03 10:13:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 332 transitions. [2018-10-03 10:13:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 334 transitions. [2018-10-03 10:13:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2018-10-03 10:13:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 336 transitions. [2018-10-03 10:13:36,698 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 336 transitions. [2018-10-03 10:13:36,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,704 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 173 states and 338 transitions. [2018-10-03 10:13:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 338 transitions. [2018-10-03 10:13:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 174 states and 340 transitions. [2018-10-03 10:13:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 340 transitions. [2018-10-03 10:13:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:36,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:36,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 175 states and 342 transitions. [2018-10-03 10:13:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2018-10-03 10:13:37,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:37,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:37,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:37,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 176 states and 344 transitions. [2018-10-03 10:13:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 344 transitions. [2018-10-03 10:13:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:37,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:37,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:37,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:37,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:37,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 177 states and 346 transitions. [2018-10-03 10:13:37,275 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2018-10-03 10:13:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:37,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:37,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 178 states and 348 transitions. [2018-10-03 10:13:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions. [2018-10-03 10:13:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:37,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:37,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:37,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 179 states and 350 transitions. [2018-10-03 10:13:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 350 transitions. [2018-10-03 10:13:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:37,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:37,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:37,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:37,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 180 states and 352 transitions. [2018-10-03 10:13:37,547 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 352 transitions. [2018-10-03 10:13:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:37,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:37,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 181 states and 354 transitions. [2018-10-03 10:13:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 354 transitions. [2018-10-03 10:13:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:38,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:38,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 182 states and 356 transitions. [2018-10-03 10:13:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 356 transitions. [2018-10-03 10:13:39,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:39,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:39,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:40,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 183 states and 358 transitions. [2018-10-03 10:13:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2018-10-03 10:13:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:40,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:40,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 184 states and 360 transitions. [2018-10-03 10:13:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 360 transitions. [2018-10-03 10:13:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:41,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:41,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:41,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 185 states and 362 transitions. [2018-10-03 10:13:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 362 transitions. [2018-10-03 10:13:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:41,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:41,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:41,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 186 states and 364 transitions. [2018-10-03 10:13:41,908 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 364 transitions. [2018-10-03 10:13:41,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:41,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:41,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 187 states and 366 transitions. [2018-10-03 10:13:42,026 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2018-10-03 10:13:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 188 states and 368 transitions. [2018-10-03 10:13:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 368 transitions. [2018-10-03 10:13:42,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 189 states and 370 transitions. [2018-10-03 10:13:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 370 transitions. [2018-10-03 10:13:42,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 190 states and 372 transitions. [2018-10-03 10:13:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 372 transitions. [2018-10-03 10:13:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 374 transitions. [2018-10-03 10:13:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2018-10-03 10:13:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 192 states and 376 transitions. [2018-10-03 10:13:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 376 transitions. [2018-10-03 10:13:42,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 193 states and 378 transitions. [2018-10-03 10:13:42,414 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 378 transitions. [2018-10-03 10:13:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 194 states and 380 transitions. [2018-10-03 10:13:42,557 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 380 transitions. [2018-10-03 10:13:42,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 195 states and 382 transitions. [2018-10-03 10:13:42,622 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 382 transitions. [2018-10-03 10:13:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 196 states and 384 transitions. [2018-10-03 10:13:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 384 transitions. [2018-10-03 10:13:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 197 states and 386 transitions. [2018-10-03 10:13:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 386 transitions. [2018-10-03 10:13:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 198 states and 388 transitions. [2018-10-03 10:13:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 388 transitions. [2018-10-03 10:13:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 199 states and 390 transitions. [2018-10-03 10:13:42,844 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 390 transitions. [2018-10-03 10:13:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 200 states and 392 transitions. [2018-10-03 10:13:42,905 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 392 transitions. [2018-10-03 10:13:42,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:42,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:42,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 201 states and 394 transitions. [2018-10-03 10:13:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 394 transitions. [2018-10-03 10:13:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:42,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:42,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 202 states and 396 transitions. [2018-10-03 10:13:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 396 transitions. [2018-10-03 10:13:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 203 states and 398 transitions. [2018-10-03 10:13:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 398 transitions. [2018-10-03 10:13:43,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 400 transitions. [2018-10-03 10:13:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 400 transitions. [2018-10-03 10:13:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 205 states and 402 transitions. [2018-10-03 10:13:43,328 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 402 transitions. [2018-10-03 10:13:43,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 206 states and 404 transitions. [2018-10-03 10:13:43,382 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 404 transitions. [2018-10-03 10:13:43,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 207 states and 406 transitions. [2018-10-03 10:13:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 406 transitions. [2018-10-03 10:13:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 208 states and 408 transitions. [2018-10-03 10:13:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 408 transitions. [2018-10-03 10:13:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 209 states and 410 transitions. [2018-10-03 10:13:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 410 transitions. [2018-10-03 10:13:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 210 states and 412 transitions. [2018-10-03 10:13:43,610 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 412 transitions. [2018-10-03 10:13:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 211 states and 414 transitions. [2018-10-03 10:13:43,663 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 414 transitions. [2018-10-03 10:13:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 212 states and 416 transitions. [2018-10-03 10:13:43,734 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 416 transitions. [2018-10-03 10:13:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 213 states and 418 transitions. [2018-10-03 10:13:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 418 transitions. [2018-10-03 10:13:43,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:43,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:43,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 214 states and 420 transitions. [2018-10-03 10:13:44,009 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2018-10-03 10:13:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 215 states and 422 transitions. [2018-10-03 10:13:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 422 transitions. [2018-10-03 10:13:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 216 states and 424 transitions. [2018-10-03 10:13:44,136 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 424 transitions. [2018-10-03 10:13:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 217 states and 426 transitions. [2018-10-03 10:13:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 426 transitions. [2018-10-03 10:13:44,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 218 states and 428 transitions. [2018-10-03 10:13:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 428 transitions. [2018-10-03 10:13:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 219 states and 430 transitions. [2018-10-03 10:13:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2018-10-03 10:13:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 432 transitions. [2018-10-03 10:13:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 432 transitions. [2018-10-03 10:13:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 221 states and 434 transitions. [2018-10-03 10:13:44,421 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 434 transitions. [2018-10-03 10:13:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 222 states and 436 transitions. [2018-10-03 10:13:44,504 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 436 transitions. [2018-10-03 10:13:44,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 438 transitions. [2018-10-03 10:13:44,563 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2018-10-03 10:13:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 224 states and 440 transitions. [2018-10-03 10:13:44,619 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 440 transitions. [2018-10-03 10:13:44,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 225 states and 442 transitions. [2018-10-03 10:13:44,711 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 442 transitions. [2018-10-03 10:13:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 226 states and 444 transitions. [2018-10-03 10:13:44,767 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 444 transitions. [2018-10-03 10:13:44,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 227 states and 446 transitions. [2018-10-03 10:13:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 446 transitions. [2018-10-03 10:13:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 228 states and 448 transitions. [2018-10-03 10:13:44,875 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2018-10-03 10:13:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 229 states and 450 transitions. [2018-10-03 10:13:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 450 transitions. [2018-10-03 10:13:44,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 230 states and 452 transitions. [2018-10-03 10:13:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 452 transitions. [2018-10-03 10:13:44,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:44,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:44,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 231 states and 454 transitions. [2018-10-03 10:13:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 454 transitions. [2018-10-03 10:13:45,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 232 states and 456 transitions. [2018-10-03 10:13:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 456 transitions. [2018-10-03 10:13:45,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 233 states and 458 transitions. [2018-10-03 10:13:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 458 transitions. [2018-10-03 10:13:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 234 states and 460 transitions. [2018-10-03 10:13:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2018-10-03 10:13:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 235 states and 462 transitions. [2018-10-03 10:13:45,296 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 462 transitions. [2018-10-03 10:13:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 236 states and 464 transitions. [2018-10-03 10:13:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 464 transitions. [2018-10-03 10:13:45,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 237 states and 466 transitions. [2018-10-03 10:13:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 466 transitions. [2018-10-03 10:13:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 238 states and 468 transitions. [2018-10-03 10:13:45,473 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 468 transitions. [2018-10-03 10:13:45,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 239 states and 470 transitions. [2018-10-03 10:13:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 470 transitions. [2018-10-03 10:13:45,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 240 states and 472 transitions. [2018-10-03 10:13:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 472 transitions. [2018-10-03 10:13:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 241 states and 474 transitions. [2018-10-03 10:13:45,672 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 474 transitions. [2018-10-03 10:13:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 242 states and 476 transitions. [2018-10-03 10:13:45,730 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 476 transitions. [2018-10-03 10:13:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 243 states and 478 transitions. [2018-10-03 10:13:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 478 transitions. [2018-10-03 10:13:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 244 states and 480 transitions. [2018-10-03 10:13:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 480 transitions. [2018-10-03 10:13:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:45,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 245 states and 482 transitions. [2018-10-03 10:13:45,976 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 482 transitions. [2018-10-03 10:13:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:45,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:45,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:45,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 246 states and 484 transitions. [2018-10-03 10:13:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 484 transitions. [2018-10-03 10:13:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 247 states and 486 transitions. [2018-10-03 10:13:46,115 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 486 transitions. [2018-10-03 10:13:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 248 states and 488 transitions. [2018-10-03 10:13:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 488 transitions. [2018-10-03 10:13:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 249 states and 490 transitions. [2018-10-03 10:13:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 490 transitions. [2018-10-03 10:13:46,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 250 states and 492 transitions. [2018-10-03 10:13:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 492 transitions. [2018-10-03 10:13:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 251 states and 494 transitions. [2018-10-03 10:13:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 494 transitions. [2018-10-03 10:13:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 252 states and 496 transitions. [2018-10-03 10:13:46,482 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 496 transitions. [2018-10-03 10:13:46,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 253 states and 498 transitions. [2018-10-03 10:13:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 498 transitions. [2018-10-03 10:13:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:46,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 254 states and 500 transitions. [2018-10-03 10:13:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 500 transitions. [2018-10-03 10:13:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:46,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:46,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 255 states and 502 transitions. [2018-10-03 10:13:47,029 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 502 transitions. [2018-10-03 10:13:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 256 states and 504 transitions. [2018-10-03 10:13:47,124 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 504 transitions. [2018-10-03 10:13:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 257 states and 506 transitions. [2018-10-03 10:13:47,216 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 506 transitions. [2018-10-03 10:13:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 258 states and 508 transitions. [2018-10-03 10:13:47,272 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 508 transitions. [2018-10-03 10:13:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 259 states and 510 transitions. [2018-10-03 10:13:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 510 transitions. [2018-10-03 10:13:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 260 states and 512 transitions. [2018-10-03 10:13:47,421 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 512 transitions. [2018-10-03 10:13:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 261 states and 514 transitions. [2018-10-03 10:13:47,477 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 514 transitions. [2018-10-03 10:13:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 262 states and 516 transitions. [2018-10-03 10:13:47,535 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 516 transitions. [2018-10-03 10:13:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 263 states and 518 transitions. [2018-10-03 10:13:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 518 transitions. [2018-10-03 10:13:47,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 264 states and 520 transitions. [2018-10-03 10:13:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 520 transitions. [2018-10-03 10:13:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 265 states and 522 transitions. [2018-10-03 10:13:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 522 transitions. [2018-10-03 10:13:47,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 266 states and 524 transitions. [2018-10-03 10:13:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 524 transitions. [2018-10-03 10:13:47,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 267 states and 526 transitions. [2018-10-03 10:13:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 526 transitions. [2018-10-03 10:13:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 268 states and 528 transitions. [2018-10-03 10:13:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2018-10-03 10:13:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:47,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 269 states and 530 transitions. [2018-10-03 10:13:47,989 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 530 transitions. [2018-10-03 10:13:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:47,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:47,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 270 states and 532 transitions. [2018-10-03 10:13:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 532 transitions. [2018-10-03 10:13:48,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 271 states and 534 transitions. [2018-10-03 10:13:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 534 transitions. [2018-10-03 10:13:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 272 states and 536 transitions. [2018-10-03 10:13:48,177 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 536 transitions. [2018-10-03 10:13:48,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 273 states and 538 transitions. [2018-10-03 10:13:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 538 transitions. [2018-10-03 10:13:48,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 274 states and 540 transitions. [2018-10-03 10:13:48,299 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 540 transitions. [2018-10-03 10:13:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 275 states and 542 transitions. [2018-10-03 10:13:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 542 transitions. [2018-10-03 10:13:48,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 276 states and 544 transitions. [2018-10-03 10:13:48,418 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 544 transitions. [2018-10-03 10:13:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 277 states and 546 transitions. [2018-10-03 10:13:48,480 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 546 transitions. [2018-10-03 10:13:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 278 states and 548 transitions. [2018-10-03 10:13:48,577 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 548 transitions. [2018-10-03 10:13:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 279 states and 550 transitions. [2018-10-03 10:13:48,648 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 550 transitions. [2018-10-03 10:13:48,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions. [2018-10-03 10:13:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions. [2018-10-03 10:13:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 281 states and 554 transitions. [2018-10-03 10:13:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 554 transitions. [2018-10-03 10:13:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 282 states and 556 transitions. [2018-10-03 10:13:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 556 transitions. [2018-10-03 10:13:48,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 283 states and 558 transitions. [2018-10-03 10:13:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 558 transitions. [2018-10-03 10:13:48,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 284 states and 560 transitions. [2018-10-03 10:13:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 560 transitions. [2018-10-03 10:13:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:48,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:48,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 285 states and 562 transitions. [2018-10-03 10:13:49,049 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 562 transitions. [2018-10-03 10:13:49,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 286 states and 564 transitions. [2018-10-03 10:13:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 564 transitions. [2018-10-03 10:13:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 287 states and 566 transitions. [2018-10-03 10:13:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 566 transitions. [2018-10-03 10:13:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 568 transitions. [2018-10-03 10:13:49,228 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 568 transitions. [2018-10-03 10:13:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 289 states and 570 transitions. [2018-10-03 10:13:49,287 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 570 transitions. [2018-10-03 10:13:49,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 290 states and 572 transitions. [2018-10-03 10:13:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 572 transitions. [2018-10-03 10:13:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 291 states and 574 transitions. [2018-10-03 10:13:49,409 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 574 transitions. [2018-10-03 10:13:49,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 292 states and 576 transitions. [2018-10-03 10:13:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 576 transitions. [2018-10-03 10:13:49,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 293 states and 578 transitions. [2018-10-03 10:13:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 578 transitions. [2018-10-03 10:13:49,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 294 states and 580 transitions. [2018-10-03 10:13:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 580 transitions. [2018-10-03 10:13:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 295 states and 582 transitions. [2018-10-03 10:13:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 582 transitions. [2018-10-03 10:13:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 296 states and 584 transitions. [2018-10-03 10:13:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 584 transitions. [2018-10-03 10:13:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 297 states and 586 transitions. [2018-10-03 10:13:49,806 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 586 transitions. [2018-10-03 10:13:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 298 states and 588 transitions. [2018-10-03 10:13:49,866 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 588 transitions. [2018-10-03 10:13:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 299 states and 590 transitions. [2018-10-03 10:13:49,927 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 590 transitions. [2018-10-03 10:13:49,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:49,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 300 states and 592 transitions. [2018-10-03 10:13:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 592 transitions. [2018-10-03 10:13:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:49,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 301 states and 594 transitions. [2018-10-03 10:13:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 594 transitions. [2018-10-03 10:13:50,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 302 states and 596 transitions. [2018-10-03 10:13:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 596 transitions. [2018-10-03 10:13:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 303 states and 598 transitions. [2018-10-03 10:13:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 598 transitions. [2018-10-03 10:13:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 304 states and 600 transitions. [2018-10-03 10:13:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 600 transitions. [2018-10-03 10:13:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 305 states and 602 transitions. [2018-10-03 10:13:50,303 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 602 transitions. [2018-10-03 10:13:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 306 states and 604 transitions. [2018-10-03 10:13:50,379 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 604 transitions. [2018-10-03 10:13:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 307 states and 606 transitions. [2018-10-03 10:13:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 606 transitions. [2018-10-03 10:13:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 308 states and 608 transitions. [2018-10-03 10:13:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 608 transitions. [2018-10-03 10:13:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 309 states and 610 transitions. [2018-10-03 10:13:50,565 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 610 transitions. [2018-10-03 10:13:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2018-10-03 10:13:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2018-10-03 10:13:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 311 states and 614 transitions. [2018-10-03 10:13:50,726 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 614 transitions. [2018-10-03 10:13:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 312 states and 616 transitions. [2018-10-03 10:13:50,784 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 616 transitions. [2018-10-03 10:13:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 313 states and 618 transitions. [2018-10-03 10:13:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 618 transitions. [2018-10-03 10:13:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 314 states and 620 transitions. [2018-10-03 10:13:50,900 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 620 transitions. [2018-10-03 10:13:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 315 states and 622 transitions. [2018-10-03 10:13:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 622 transitions. [2018-10-03 10:13:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:50,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:50,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 316 states and 624 transitions. [2018-10-03 10:13:51,023 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 624 transitions. [2018-10-03 10:13:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 317 states and 626 transitions. [2018-10-03 10:13:51,085 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 626 transitions. [2018-10-03 10:13:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 318 states and 628 transitions. [2018-10-03 10:13:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 628 transitions. [2018-10-03 10:13:51,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 319 states and 630 transitions. [2018-10-03 10:13:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 630 transitions. [2018-10-03 10:13:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 320 states and 632 transitions. [2018-10-03 10:13:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 632 transitions. [2018-10-03 10:13:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 321 states and 634 transitions. [2018-10-03 10:13:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 634 transitions. [2018-10-03 10:13:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 322 states and 636 transitions. [2018-10-03 10:13:51,478 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 636 transitions. [2018-10-03 10:13:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 323 states and 638 transitions. [2018-10-03 10:13:51,544 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2018-10-03 10:13:51,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 324 states and 640 transitions. [2018-10-03 10:13:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 640 transitions. [2018-10-03 10:13:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 325 states and 642 transitions. [2018-10-03 10:13:51,688 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 642 transitions. [2018-10-03 10:13:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 326 states and 644 transitions. [2018-10-03 10:13:51,749 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 644 transitions. [2018-10-03 10:13:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 327 states and 646 transitions. [2018-10-03 10:13:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 646 transitions. [2018-10-03 10:13:51,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 328 states and 648 transitions. [2018-10-03 10:13:51,886 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 648 transitions. [2018-10-03 10:13:51,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 329 states and 650 transitions. [2018-10-03 10:13:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 650 transitions. [2018-10-03 10:13:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:51,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:51,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 330 states and 652 transitions. [2018-10-03 10:13:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 652 transitions. [2018-10-03 10:13:52,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:52,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:52,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:52,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 331 states and 654 transitions. [2018-10-03 10:13:52,138 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 654 transitions. [2018-10-03 10:13:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:52,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:52,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 332 states and 656 transitions. [2018-10-03 10:13:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 656 transitions. [2018-10-03 10:13:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:52,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:52,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:52,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 333 states and 658 transitions. [2018-10-03 10:13:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 658 transitions. [2018-10-03 10:13:52,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:52,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:52,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 334 states and 660 transitions. [2018-10-03 10:13:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 660 transitions. [2018-10-03 10:13:52,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:52,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:52,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 335 states and 662 transitions. [2018-10-03 10:13:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 662 transitions. [2018-10-03 10:13:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 336 states and 664 transitions. [2018-10-03 10:13:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 664 transitions. [2018-10-03 10:13:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 337 states and 666 transitions. [2018-10-03 10:13:53,221 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 666 transitions. [2018-10-03 10:13:53,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 338 states and 668 transitions. [2018-10-03 10:13:53,278 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 668 transitions. [2018-10-03 10:13:53,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 339 states and 670 transitions. [2018-10-03 10:13:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 670 transitions. [2018-10-03 10:13:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 340 states and 672 transitions. [2018-10-03 10:13:53,400 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 672 transitions. [2018-10-03 10:13:53,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 341 states and 674 transitions. [2018-10-03 10:13:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 674 transitions. [2018-10-03 10:13:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 342 states and 676 transitions. [2018-10-03 10:13:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 676 transitions. [2018-10-03 10:13:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 343 states and 678 transitions. [2018-10-03 10:13:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 678 transitions. [2018-10-03 10:13:53,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 344 states and 680 transitions. [2018-10-03 10:13:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 680 transitions. [2018-10-03 10:13:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 345 states and 682 transitions. [2018-10-03 10:13:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 682 transitions. [2018-10-03 10:13:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 346 states and 684 transitions. [2018-10-03 10:13:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 684 transitions. [2018-10-03 10:13:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 347 states and 686 transitions. [2018-10-03 10:13:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 686 transitions. [2018-10-03 10:13:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 348 states and 688 transitions. [2018-10-03 10:13:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 688 transitions. [2018-10-03 10:13:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:53,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:53,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 349 states and 690 transitions. [2018-10-03 10:13:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 690 transitions. [2018-10-03 10:13:54,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 350 states and 692 transitions. [2018-10-03 10:13:54,081 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 692 transitions. [2018-10-03 10:13:54,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 351 states and 694 transitions. [2018-10-03 10:13:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 694 transitions. [2018-10-03 10:13:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 352 states and 696 transitions. [2018-10-03 10:13:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 696 transitions. [2018-10-03 10:13:54,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 353 states and 698 transitions. [2018-10-03 10:13:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 698 transitions. [2018-10-03 10:13:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 354 states and 700 transitions. [2018-10-03 10:13:54,355 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 700 transitions. [2018-10-03 10:13:54,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 355 states and 702 transitions. [2018-10-03 10:13:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 702 transitions. [2018-10-03 10:13:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 356 states and 704 transitions. [2018-10-03 10:13:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 704 transitions. [2018-10-03 10:13:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 357 states and 706 transitions. [2018-10-03 10:13:54,536 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 706 transitions. [2018-10-03 10:13:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 358 states and 708 transitions. [2018-10-03 10:13:54,598 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 708 transitions. [2018-10-03 10:13:54,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 359 states and 710 transitions. [2018-10-03 10:13:54,660 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 710 transitions. [2018-10-03 10:13:54,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 360 states and 712 transitions. [2018-10-03 10:13:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 712 transitions. [2018-10-03 10:13:54,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 361 states and 714 transitions. [2018-10-03 10:13:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 714 transitions. [2018-10-03 10:13:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 362 states and 716 transitions. [2018-10-03 10:13:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 716 transitions. [2018-10-03 10:13:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 363 states and 718 transitions. [2018-10-03 10:13:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 718 transitions. [2018-10-03 10:13:54,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:54,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 364 states and 720 transitions. [2018-10-03 10:13:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 720 transitions. [2018-10-03 10:13:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:54,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:54,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 365 states and 722 transitions. [2018-10-03 10:13:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 722 transitions. [2018-10-03 10:13:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 366 states and 724 transitions. [2018-10-03 10:13:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 724 transitions. [2018-10-03 10:13:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 367 states and 726 transitions. [2018-10-03 10:13:55,169 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 726 transitions. [2018-10-03 10:13:55,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 368 states and 728 transitions. [2018-10-03 10:13:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 728 transitions. [2018-10-03 10:13:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 369 states and 730 transitions. [2018-10-03 10:13:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 730 transitions. [2018-10-03 10:13:55,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 370 states and 732 transitions. [2018-10-03 10:13:55,391 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 732 transitions. [2018-10-03 10:13:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 371 states and 734 transitions. [2018-10-03 10:13:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 734 transitions. [2018-10-03 10:13:55,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 372 states and 736 transitions. [2018-10-03 10:13:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 736 transitions. [2018-10-03 10:13:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 373 states and 738 transitions. [2018-10-03 10:13:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 738 transitions. [2018-10-03 10:13:55,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 374 states and 740 transitions. [2018-10-03 10:13:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 740 transitions. [2018-10-03 10:13:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 375 states and 742 transitions. [2018-10-03 10:13:55,692 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 742 transitions. [2018-10-03 10:13:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 376 states and 744 transitions. [2018-10-03 10:13:55,754 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 744 transitions. [2018-10-03 10:13:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 377 states and 746 transitions. [2018-10-03 10:13:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 746 transitions. [2018-10-03 10:13:55,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 378 states and 748 transitions. [2018-10-03 10:13:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 748 transitions. [2018-10-03 10:13:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:55,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 379 states and 750 transitions. [2018-10-03 10:13:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 750 transitions. [2018-10-03 10:13:55,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:55,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:55,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 380 states and 752 transitions. [2018-10-03 10:13:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 752 transitions. [2018-10-03 10:13:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 381 states and 754 transitions. [2018-10-03 10:13:56,108 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 754 transitions. [2018-10-03 10:13:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 382 states and 756 transitions. [2018-10-03 10:13:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 756 transitions. [2018-10-03 10:13:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 383 states and 758 transitions. [2018-10-03 10:13:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 758 transitions. [2018-10-03 10:13:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 384 states and 760 transitions. [2018-10-03 10:13:56,310 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 760 transitions. [2018-10-03 10:13:56,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 385 states and 762 transitions. [2018-10-03 10:13:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 762 transitions. [2018-10-03 10:13:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 386 states and 764 transitions. [2018-10-03 10:13:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 764 transitions. [2018-10-03 10:13:56,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 387 states and 766 transitions. [2018-10-03 10:13:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 766 transitions. [2018-10-03 10:13:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 388 states and 768 transitions. [2018-10-03 10:13:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 768 transitions. [2018-10-03 10:13:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 389 states and 770 transitions. [2018-10-03 10:13:56,635 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 770 transitions. [2018-10-03 10:13:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 390 states and 772 transitions. [2018-10-03 10:13:56,704 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 772 transitions. [2018-10-03 10:13:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 391 states and 774 transitions. [2018-10-03 10:13:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 774 transitions. [2018-10-03 10:13:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 392 states and 776 transitions. [2018-10-03 10:13:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 776 transitions. [2018-10-03 10:13:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:56,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:56,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 393 states and 778 transitions. [2018-10-03 10:13:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 778 transitions. [2018-10-03 10:13:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:56,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:56,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 394 states and 780 transitions. [2018-10-03 10:13:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 780 transitions. [2018-10-03 10:13:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:57,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:57,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:57,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 395 states and 782 transitions. [2018-10-03 10:13:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 782 transitions. [2018-10-03 10:13:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:57,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:57,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 396 states and 784 transitions. [2018-10-03 10:13:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 784 transitions. [2018-10-03 10:13:57,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:57,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:57,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:57,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 397 states and 786 transitions. [2018-10-03 10:13:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 786 transitions. [2018-10-03 10:13:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:57,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:57,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:57,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:57,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 398 states and 788 transitions. [2018-10-03 10:13:57,401 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 788 transitions. [2018-10-03 10:13:57,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:57,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:57,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:57,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 399 states and 790 transitions. [2018-10-03 10:13:57,489 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 790 transitions. [2018-10-03 10:13:57,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:57,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:57,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 400 states and 792 transitions. [2018-10-03 10:13:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 792 transitions. [2018-10-03 10:13:58,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:58,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:58,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 401 states and 794 transitions. [2018-10-03 10:13:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 794 transitions. [2018-10-03 10:13:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:58,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:58,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:58,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 402 states and 796 transitions. [2018-10-03 10:13:58,871 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 796 transitions. [2018-10-03 10:13:58,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:58,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:58,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:58,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:58,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 403 states and 798 transitions. [2018-10-03 10:13:58,981 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 798 transitions. [2018-10-03 10:13:58,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:58,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:58,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:58,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 404 states and 800 transitions. [2018-10-03 10:13:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 800 transitions. [2018-10-03 10:13:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 405 states and 802 transitions. [2018-10-03 10:13:59,100 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 802 transitions. [2018-10-03 10:13:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 406 states and 804 transitions. [2018-10-03 10:13:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 804 transitions. [2018-10-03 10:13:59,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 407 states and 806 transitions. [2018-10-03 10:13:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 806 transitions. [2018-10-03 10:13:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 408 states and 808 transitions. [2018-10-03 10:13:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 808 transitions. [2018-10-03 10:13:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 409 states and 810 transitions. [2018-10-03 10:13:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 810 transitions. [2018-10-03 10:13:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 410 states and 812 transitions. [2018-10-03 10:13:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 812 transitions. [2018-10-03 10:13:59,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 411 states and 814 transitions. [2018-10-03 10:13:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 814 transitions. [2018-10-03 10:13:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 412 states and 816 transitions. [2018-10-03 10:13:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 816 transitions. [2018-10-03 10:13:59,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 413 states and 818 transitions. [2018-10-03 10:13:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 818 transitions. [2018-10-03 10:13:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 414 states and 820 transitions. [2018-10-03 10:13:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 820 transitions. [2018-10-03 10:13:59,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 415 states and 822 transitions. [2018-10-03 10:13:59,736 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 822 transitions. [2018-10-03 10:13:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 416 states and 824 transitions. [2018-10-03 10:13:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 824 transitions. [2018-10-03 10:13:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:13:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:13:59,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 417 states and 826 transitions. [2018-10-03 10:13:59,968 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 826 transitions. [2018-10-03 10:13:59,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:13:59,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:13:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:13:59,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:13:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 418 states and 828 transitions. [2018-10-03 10:14:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 828 transitions. [2018-10-03 10:14:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 419 states and 830 transitions. [2018-10-03 10:14:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 830 transitions. [2018-10-03 10:14:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 420 states and 832 transitions. [2018-10-03 10:14:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 832 transitions. [2018-10-03 10:14:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 421 states and 834 transitions. [2018-10-03 10:14:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 834 transitions. [2018-10-03 10:14:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 422 states and 836 transitions. [2018-10-03 10:14:00,415 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 836 transitions. [2018-10-03 10:14:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 423 states and 838 transitions. [2018-10-03 10:14:00,489 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 838 transitions. [2018-10-03 10:14:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 424 states and 840 transitions. [2018-10-03 10:14:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 840 transitions. [2018-10-03 10:14:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 425 states and 842 transitions. [2018-10-03 10:14:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 842 transitions. [2018-10-03 10:14:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 426 states and 844 transitions. [2018-10-03 10:14:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 844 transitions. [2018-10-03 10:14:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 427 states and 846 transitions. [2018-10-03 10:14:00,744 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 846 transitions. [2018-10-03 10:14:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 428 states and 848 transitions. [2018-10-03 10:14:00,808 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 848 transitions. [2018-10-03 10:14:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 429 states and 850 transitions. [2018-10-03 10:14:00,872 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 850 transitions. [2018-10-03 10:14:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:00,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:00,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 430 states and 852 transitions. [2018-10-03 10:14:00,941 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 852 transitions. [2018-10-03 10:14:00,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:00,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:00,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 431 states and 854 transitions. [2018-10-03 10:14:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 854 transitions. [2018-10-03 10:14:01,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 432 states and 856 transitions. [2018-10-03 10:14:01,070 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 856 transitions. [2018-10-03 10:14:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 433 states and 858 transitions. [2018-10-03 10:14:01,205 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 858 transitions. [2018-10-03 10:14:01,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 434 states and 860 transitions. [2018-10-03 10:14:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 860 transitions. [2018-10-03 10:14:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 435 states and 862 transitions. [2018-10-03 10:14:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 862 transitions. [2018-10-03 10:14:01,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 436 states and 864 transitions. [2018-10-03 10:14:01,392 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 864 transitions. [2018-10-03 10:14:01,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 437 states and 866 transitions. [2018-10-03 10:14:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 866 transitions. [2018-10-03 10:14:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 438 states and 868 transitions. [2018-10-03 10:14:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 868 transitions. [2018-10-03 10:14:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 439 states and 870 transitions. [2018-10-03 10:14:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 870 transitions. [2018-10-03 10:14:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 440 states and 872 transitions. [2018-10-03 10:14:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 872 transitions. [2018-10-03 10:14:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 441 states and 874 transitions. [2018-10-03 10:14:01,726 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 874 transitions. [2018-10-03 10:14:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 442 states and 876 transitions. [2018-10-03 10:14:01,791 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 876 transitions. [2018-10-03 10:14:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 443 states and 878 transitions. [2018-10-03 10:14:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 878 transitions. [2018-10-03 10:14:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 444 states and 880 transitions. [2018-10-03 10:14:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 880 transitions. [2018-10-03 10:14:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:01,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 445 states and 882 transitions. [2018-10-03 10:14:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 882 transitions. [2018-10-03 10:14:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:01,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 446 states and 884 transitions. [2018-10-03 10:14:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 884 transitions. [2018-10-03 10:14:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,069 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 447 states and 886 transitions. [2018-10-03 10:14:02,127 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 886 transitions. [2018-10-03 10:14:02,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 448 states and 888 transitions. [2018-10-03 10:14:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 888 transitions. [2018-10-03 10:14:02,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 449 states and 890 transitions. [2018-10-03 10:14:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 890 transitions. [2018-10-03 10:14:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 450 states and 892 transitions. [2018-10-03 10:14:02,358 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 892 transitions. [2018-10-03 10:14:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 451 states and 894 transitions. [2018-10-03 10:14:02,446 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 894 transitions. [2018-10-03 10:14:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 452 states and 896 transitions. [2018-10-03 10:14:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 896 transitions. [2018-10-03 10:14:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 453 states and 898 transitions. [2018-10-03 10:14:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 898 transitions. [2018-10-03 10:14:02,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 454 states and 900 transitions. [2018-10-03 10:14:02,666 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 900 transitions. [2018-10-03 10:14:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 455 states and 902 transitions. [2018-10-03 10:14:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 902 transitions. [2018-10-03 10:14:02,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 456 states and 904 transitions. [2018-10-03 10:14:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 904 transitions. [2018-10-03 10:14:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 457 states and 906 transitions. [2018-10-03 10:14:02,888 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 906 transitions. [2018-10-03 10:14:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:02,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 458 states and 908 transitions. [2018-10-03 10:14:02,976 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 908 transitions. [2018-10-03 10:14:02,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:02,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:02,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 459 states and 910 transitions. [2018-10-03 10:14:03,036 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 910 transitions. [2018-10-03 10:14:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 460 states and 912 transitions. [2018-10-03 10:14:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 912 transitions. [2018-10-03 10:14:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 461 states and 914 transitions. [2018-10-03 10:14:03,164 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 914 transitions. [2018-10-03 10:14:03,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 462 states and 916 transitions. [2018-10-03 10:14:03,230 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 916 transitions. [2018-10-03 10:14:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 463 states and 918 transitions. [2018-10-03 10:14:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 918 transitions. [2018-10-03 10:14:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 464 states and 920 transitions. [2018-10-03 10:14:03,360 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 920 transitions. [2018-10-03 10:14:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 465 states and 922 transitions. [2018-10-03 10:14:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 922 transitions. [2018-10-03 10:14:03,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 466 states and 924 transitions. [2018-10-03 10:14:03,500 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 924 transitions. [2018-10-03 10:14:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 467 states and 926 transitions. [2018-10-03 10:14:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 926 transitions. [2018-10-03 10:14:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 468 states and 928 transitions. [2018-10-03 10:14:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 928 transitions. [2018-10-03 10:14:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:03,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 469 states and 930 transitions. [2018-10-03 10:14:03,745 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 930 transitions. [2018-10-03 10:14:03,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:03,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:03,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 470 states and 932 transitions. [2018-10-03 10:14:04,045 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 932 transitions. [2018-10-03 10:14:04,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 471 states and 934 transitions. [2018-10-03 10:14:04,104 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 934 transitions. [2018-10-03 10:14:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 472 states and 936 transitions. [2018-10-03 10:14:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 936 transitions. [2018-10-03 10:14:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 473 states and 938 transitions. [2018-10-03 10:14:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 938 transitions. [2018-10-03 10:14:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 474 states and 940 transitions. [2018-10-03 10:14:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 940 transitions. [2018-10-03 10:14:04,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 475 states and 942 transitions. [2018-10-03 10:14:04,375 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 942 transitions. [2018-10-03 10:14:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 476 states and 944 transitions. [2018-10-03 10:14:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 944 transitions. [2018-10-03 10:14:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 477 states and 946 transitions. [2018-10-03 10:14:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 946 transitions. [2018-10-03 10:14:04,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 948 transitions. [2018-10-03 10:14:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 948 transitions. [2018-10-03 10:14:04,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 479 states and 950 transitions. [2018-10-03 10:14:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 950 transitions. [2018-10-03 10:14:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 480 states and 952 transitions. [2018-10-03 10:14:04,850 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 952 transitions. [2018-10-03 10:14:04,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 481 states and 954 transitions. [2018-10-03 10:14:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 954 transitions. [2018-10-03 10:14:04,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 482 states and 956 transitions. [2018-10-03 10:14:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 956 transitions. [2018-10-03 10:14:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:04,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:04,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 483 states and 958 transitions. [2018-10-03 10:14:05,039 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 958 transitions. [2018-10-03 10:14:05,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 484 states and 960 transitions. [2018-10-03 10:14:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 960 transitions. [2018-10-03 10:14:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 485 states and 962 transitions. [2018-10-03 10:14:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 962 transitions. [2018-10-03 10:14:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 486 states and 964 transitions. [2018-10-03 10:14:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 964 transitions. [2018-10-03 10:14:05,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 487 states and 966 transitions. [2018-10-03 10:14:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 966 transitions. [2018-10-03 10:14:05,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 488 states and 968 transitions. [2018-10-03 10:14:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 968 transitions. [2018-10-03 10:14:05,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 489 states and 970 transitions. [2018-10-03 10:14:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 970 transitions. [2018-10-03 10:14:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 490 states and 972 transitions. [2018-10-03 10:14:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 972 transitions. [2018-10-03 10:14:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 491 states and 974 transitions. [2018-10-03 10:14:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 974 transitions. [2018-10-03 10:14:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 492 states and 976 transitions. [2018-10-03 10:14:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 976 transitions. [2018-10-03 10:14:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 493 states and 978 transitions. [2018-10-03 10:14:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 978 transitions. [2018-10-03 10:14:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 494 states and 980 transitions. [2018-10-03 10:14:05,804 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 980 transitions. [2018-10-03 10:14:05,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 495 states and 982 transitions. [2018-10-03 10:14:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 982 transitions. [2018-10-03 10:14:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 496 states and 984 transitions. [2018-10-03 10:14:05,937 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 984 transitions. [2018-10-03 10:14:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:05,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:05,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:05,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 497 states and 986 transitions. [2018-10-03 10:14:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 986 transitions. [2018-10-03 10:14:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 498 states and 988 transitions. [2018-10-03 10:14:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 988 transitions. [2018-10-03 10:14:06,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 499 states and 990 transitions. [2018-10-03 10:14:06,138 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 990 transitions. [2018-10-03 10:14:06,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 500 states and 992 transitions. [2018-10-03 10:14:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 992 transitions. [2018-10-03 10:14:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 501 states and 994 transitions. [2018-10-03 10:14:06,273 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 994 transitions. [2018-10-03 10:14:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 502 states and 996 transitions. [2018-10-03 10:14:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 996 transitions. [2018-10-03 10:14:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 503 states and 998 transitions. [2018-10-03 10:14:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 998 transitions. [2018-10-03 10:14:06,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 504 states and 1000 transitions. [2018-10-03 10:14:06,474 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1000 transitions. [2018-10-03 10:14:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 505 states and 1002 transitions. [2018-10-03 10:14:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1002 transitions. [2018-10-03 10:14:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 506 states and 1004 transitions. [2018-10-03 10:14:06,732 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1004 transitions. [2018-10-03 10:14:06,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 507 states and 1006 transitions. [2018-10-03 10:14:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1006 transitions. [2018-10-03 10:14:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 508 states and 1008 transitions. [2018-10-03 10:14:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1008 transitions. [2018-10-03 10:14:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 509 states and 1010 transitions. [2018-10-03 10:14:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1010 transitions. [2018-10-03 10:14:06,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:06,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:06,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 510 states and 1012 transitions. [2018-10-03 10:14:07,010 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1012 transitions. [2018-10-03 10:14:07,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 511 states and 1014 transitions. [2018-10-03 10:14:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1014 transitions. [2018-10-03 10:14:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 512 states and 1016 transitions. [2018-10-03 10:14:07,143 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1016 transitions. [2018-10-03 10:14:07,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 513 states and 1018 transitions. [2018-10-03 10:14:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1018 transitions. [2018-10-03 10:14:07,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 514 states and 1020 transitions. [2018-10-03 10:14:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1020 transitions. [2018-10-03 10:14:07,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 515 states and 1022 transitions. [2018-10-03 10:14:07,347 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1022 transitions. [2018-10-03 10:14:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 516 states and 1024 transitions. [2018-10-03 10:14:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1024 transitions. [2018-10-03 10:14:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 517 states and 1026 transitions. [2018-10-03 10:14:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1026 transitions. [2018-10-03 10:14:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 518 states and 1028 transitions. [2018-10-03 10:14:07,665 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1028 transitions. [2018-10-03 10:14:07,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 519 states and 1030 transitions. [2018-10-03 10:14:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1030 transitions. [2018-10-03 10:14:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 520 states and 1032 transitions. [2018-10-03 10:14:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1032 transitions. [2018-10-03 10:14:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:07,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:07,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 521 states and 1034 transitions. [2018-10-03 10:14:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1034 transitions. [2018-10-03 10:14:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:07,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:07,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 522 states and 1036 transitions. [2018-10-03 10:14:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1036 transitions. [2018-10-03 10:14:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 523 states and 1038 transitions. [2018-10-03 10:14:08,188 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1038 transitions. [2018-10-03 10:14:08,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 524 states and 1040 transitions. [2018-10-03 10:14:08,252 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1040 transitions. [2018-10-03 10:14:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 525 states and 1042 transitions. [2018-10-03 10:14:08,318 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1042 transitions. [2018-10-03 10:14:08,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 526 states and 1044 transitions. [2018-10-03 10:14:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1044 transitions. [2018-10-03 10:14:08,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 527 states and 1046 transitions. [2018-10-03 10:14:08,452 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1046 transitions. [2018-10-03 10:14:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 528 states and 1048 transitions. [2018-10-03 10:14:08,610 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1048 transitions. [2018-10-03 10:14:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 529 states and 1050 transitions. [2018-10-03 10:14:08,671 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1050 transitions. [2018-10-03 10:14:08,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 530 states and 1052 transitions. [2018-10-03 10:14:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1052 transitions. [2018-10-03 10:14:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 531 states and 1054 transitions. [2018-10-03 10:14:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1054 transitions. [2018-10-03 10:14:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 532 states and 1056 transitions. [2018-10-03 10:14:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1056 transitions. [2018-10-03 10:14:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:08,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:08,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 533 states and 1058 transitions. [2018-10-03 10:14:08,936 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1058 transitions. [2018-10-03 10:14:08,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:08,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:08,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:08,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 534 states and 1060 transitions. [2018-10-03 10:14:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1060 transitions. [2018-10-03 10:14:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 535 states and 1062 transitions. [2018-10-03 10:14:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1062 transitions. [2018-10-03 10:14:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 536 states and 1064 transitions. [2018-10-03 10:14:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1064 transitions. [2018-10-03 10:14:09,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 537 states and 1066 transitions. [2018-10-03 10:14:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1066 transitions. [2018-10-03 10:14:09,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 538 states and 1068 transitions. [2018-10-03 10:14:09,319 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1068 transitions. [2018-10-03 10:14:09,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 539 states and 1070 transitions. [2018-10-03 10:14:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1070 transitions. [2018-10-03 10:14:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 540 states and 1072 transitions. [2018-10-03 10:14:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1072 transitions. [2018-10-03 10:14:09,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 541 states and 1074 transitions. [2018-10-03 10:14:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1074 transitions. [2018-10-03 10:14:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 542 states and 1076 transitions. [2018-10-03 10:14:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1076 transitions. [2018-10-03 10:14:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 543 states and 1078 transitions. [2018-10-03 10:14:09,689 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1078 transitions. [2018-10-03 10:14:09,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 544 states and 1080 transitions. [2018-10-03 10:14:09,752 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1080 transitions. [2018-10-03 10:14:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 545 states and 1082 transitions. [2018-10-03 10:14:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1082 transitions. [2018-10-03 10:14:09,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 546 states and 1084 transitions. [2018-10-03 10:14:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1084 transitions. [2018-10-03 10:14:09,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 547 states and 1086 transitions. [2018-10-03 10:14:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1086 transitions. [2018-10-03 10:14:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:09,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:09,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 548 states and 1088 transitions. [2018-10-03 10:14:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1088 transitions. [2018-10-03 10:14:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 549 states and 1090 transitions. [2018-10-03 10:14:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1090 transitions. [2018-10-03 10:14:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 550 states and 1092 transitions. [2018-10-03 10:14:10,199 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1092 transitions. [2018-10-03 10:14:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 551 states and 1094 transitions. [2018-10-03 10:14:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1094 transitions. [2018-10-03 10:14:10,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 552 states and 1096 transitions. [2018-10-03 10:14:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1096 transitions. [2018-10-03 10:14:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 553 states and 1098 transitions. [2018-10-03 10:14:10,400 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1098 transitions. [2018-10-03 10:14:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 554 states and 1100 transitions. [2018-10-03 10:14:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1100 transitions. [2018-10-03 10:14:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 555 states and 1102 transitions. [2018-10-03 10:14:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1102 transitions. [2018-10-03 10:14:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 556 states and 1104 transitions. [2018-10-03 10:14:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1104 transitions. [2018-10-03 10:14:10,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 557 states and 1106 transitions. [2018-10-03 10:14:10,701 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1106 transitions. [2018-10-03 10:14:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 558 states and 1108 transitions. [2018-10-03 10:14:10,766 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1108 transitions. [2018-10-03 10:14:10,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 559 states and 1110 transitions. [2018-10-03 10:14:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1110 transitions. [2018-10-03 10:14:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:10,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:10,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:11,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 560 states and 1112 transitions. [2018-10-03 10:14:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1112 transitions. [2018-10-03 10:14:11,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:11,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:11,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:11,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 561 states and 1114 transitions. [2018-10-03 10:14:11,684 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1114 transitions. [2018-10-03 10:14:11,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:11,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:11,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 562 states and 1116 transitions. [2018-10-03 10:14:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1116 transitions. [2018-10-03 10:14:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:11,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:11,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:11,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 563 states and 1118 transitions. [2018-10-03 10:14:11,811 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1118 transitions. [2018-10-03 10:14:11,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:11,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:11,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:11,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 564 states and 1120 transitions. [2018-10-03 10:14:11,970 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1120 transitions. [2018-10-03 10:14:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:11,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:11,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 565 states and 1122 transitions. [2018-10-03 10:14:12,033 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1122 transitions. [2018-10-03 10:14:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 566 states and 1124 transitions. [2018-10-03 10:14:12,097 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1124 transitions. [2018-10-03 10:14:12,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 567 states and 1126 transitions. [2018-10-03 10:14:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1126 transitions. [2018-10-03 10:14:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 568 states and 1128 transitions. [2018-10-03 10:14:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1128 transitions. [2018-10-03 10:14:12,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 569 states and 1130 transitions. [2018-10-03 10:14:12,552 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1130 transitions. [2018-10-03 10:14:12,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 570 states and 1132 transitions. [2018-10-03 10:14:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1132 transitions. [2018-10-03 10:14:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 571 states and 1134 transitions. [2018-10-03 10:14:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1134 transitions. [2018-10-03 10:14:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 572 states and 1136 transitions. [2018-10-03 10:14:12,833 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1136 transitions. [2018-10-03 10:14:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:12,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 573 states and 1138 transitions. [2018-10-03 10:14:12,931 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1138 transitions. [2018-10-03 10:14:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:12,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:12,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 574 states and 1140 transitions. [2018-10-03 10:14:13,013 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1140 transitions. [2018-10-03 10:14:13,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 575 states and 1142 transitions. [2018-10-03 10:14:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1142 transitions. [2018-10-03 10:14:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 576 states and 1144 transitions. [2018-10-03 10:14:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1144 transitions. [2018-10-03 10:14:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 577 states and 1146 transitions. [2018-10-03 10:14:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1146 transitions. [2018-10-03 10:14:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 578 states and 1148 transitions. [2018-10-03 10:14:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1148 transitions. [2018-10-03 10:14:13,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 579 states and 1150 transitions. [2018-10-03 10:14:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1150 transitions. [2018-10-03 10:14:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 580 states and 1152 transitions. [2018-10-03 10:14:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1152 transitions. [2018-10-03 10:14:13,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,465 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 581 states and 1154 transitions. [2018-10-03 10:14:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1154 transitions. [2018-10-03 10:14:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 582 states and 1156 transitions. [2018-10-03 10:14:13,625 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1156 transitions. [2018-10-03 10:14:13,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 583 states and 1158 transitions. [2018-10-03 10:14:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1158 transitions. [2018-10-03 10:14:13,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 584 states and 1160 transitions. [2018-10-03 10:14:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1160 transitions. [2018-10-03 10:14:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 585 states and 1162 transitions. [2018-10-03 10:14:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1162 transitions. [2018-10-03 10:14:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 586 states and 1164 transitions. [2018-10-03 10:14:13,897 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1164 transitions. [2018-10-03 10:14:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 587 states and 1166 transitions. [2018-10-03 10:14:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1166 transitions. [2018-10-03 10:14:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:13,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:13,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 588 states and 1168 transitions. [2018-10-03 10:14:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1168 transitions. [2018-10-03 10:14:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 589 states and 1170 transitions. [2018-10-03 10:14:14,107 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1170 transitions. [2018-10-03 10:14:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 590 states and 1172 transitions. [2018-10-03 10:14:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1172 transitions. [2018-10-03 10:14:14,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 591 states and 1174 transitions. [2018-10-03 10:14:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1174 transitions. [2018-10-03 10:14:14,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 592 states and 1176 transitions. [2018-10-03 10:14:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1176 transitions. [2018-10-03 10:14:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 593 states and 1178 transitions. [2018-10-03 10:14:14,413 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1178 transitions. [2018-10-03 10:14:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 594 states and 1180 transitions. [2018-10-03 10:14:14,481 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1180 transitions. [2018-10-03 10:14:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 595 states and 1182 transitions. [2018-10-03 10:14:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1182 transitions. [2018-10-03 10:14:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 596 states and 1184 transitions. [2018-10-03 10:14:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1184 transitions. [2018-10-03 10:14:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 597 states and 1186 transitions. [2018-10-03 10:14:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1186 transitions. [2018-10-03 10:14:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 598 states and 1188 transitions. [2018-10-03 10:14:14,758 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1188 transitions. [2018-10-03 10:14:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 599 states and 1190 transitions. [2018-10-03 10:14:14,827 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1190 transitions. [2018-10-03 10:14:14,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 600 states and 1192 transitions. [2018-10-03 10:14:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1192 transitions. [2018-10-03 10:14:14,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 601 states and 1194 transitions. [2018-10-03 10:14:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1194 transitions. [2018-10-03 10:14:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:14,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:14,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:14,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 602 states and 1196 transitions. [2018-10-03 10:14:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1196 transitions. [2018-10-03 10:14:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 603 states and 1198 transitions. [2018-10-03 10:14:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1198 transitions. [2018-10-03 10:14:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 604 states and 1200 transitions. [2018-10-03 10:14:15,186 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1200 transitions. [2018-10-03 10:14:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 605 states and 1202 transitions. [2018-10-03 10:14:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1202 transitions. [2018-10-03 10:14:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 606 states and 1204 transitions. [2018-10-03 10:14:15,328 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1204 transitions. [2018-10-03 10:14:15,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 607 states and 1206 transitions. [2018-10-03 10:14:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1206 transitions. [2018-10-03 10:14:15,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 608 states and 1208 transitions. [2018-10-03 10:14:15,484 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1208 transitions. [2018-10-03 10:14:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 609 states and 1210 transitions. [2018-10-03 10:14:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1210 transitions. [2018-10-03 10:14:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 610 states and 1212 transitions. [2018-10-03 10:14:15,620 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1212 transitions. [2018-10-03 10:14:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 611 states and 1214 transitions. [2018-10-03 10:14:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1214 transitions. [2018-10-03 10:14:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 612 states and 1216 transitions. [2018-10-03 10:14:15,756 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1216 transitions. [2018-10-03 10:14:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 613 states and 1218 transitions. [2018-10-03 10:14:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1218 transitions. [2018-10-03 10:14:15,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 614 states and 1220 transitions. [2018-10-03 10:14:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1220 transitions. [2018-10-03 10:14:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 615 states and 1222 transitions. [2018-10-03 10:14:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1222 transitions. [2018-10-03 10:14:15,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:15,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:15,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:15,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 616 states and 1224 transitions. [2018-10-03 10:14:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1224 transitions. [2018-10-03 10:14:16,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 617 states and 1226 transitions. [2018-10-03 10:14:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1226 transitions. [2018-10-03 10:14:16,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 618 states and 1228 transitions. [2018-10-03 10:14:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1228 transitions. [2018-10-03 10:14:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 619 states and 1230 transitions. [2018-10-03 10:14:16,242 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1230 transitions. [2018-10-03 10:14:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 620 states and 1232 transitions. [2018-10-03 10:14:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1232 transitions. [2018-10-03 10:14:16,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 621 states and 1234 transitions. [2018-10-03 10:14:16,383 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1234 transitions. [2018-10-03 10:14:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 622 states and 1236 transitions. [2018-10-03 10:14:16,452 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1236 transitions. [2018-10-03 10:14:16,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 623 states and 1238 transitions. [2018-10-03 10:14:16,523 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1238 transitions. [2018-10-03 10:14:16,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 624 states and 1240 transitions. [2018-10-03 10:14:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1240 transitions. [2018-10-03 10:14:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 625 states and 1242 transitions. [2018-10-03 10:14:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1242 transitions. [2018-10-03 10:14:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:16,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:16,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:17,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 626 states and 1244 transitions. [2018-10-03 10:14:17,421 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1244 transitions. [2018-10-03 10:14:17,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:17,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:17,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:17,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 627 states and 1246 transitions. [2018-10-03 10:14:17,894 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1246 transitions. [2018-10-03 10:14:17,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:17,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:17,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 628 states and 1248 transitions. [2018-10-03 10:14:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1248 transitions. [2018-10-03 10:14:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:17,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 629 states and 1250 transitions. [2018-10-03 10:14:18,070 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1250 transitions. [2018-10-03 10:14:18,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 630 states and 1252 transitions. [2018-10-03 10:14:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1252 transitions. [2018-10-03 10:14:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 631 states and 1254 transitions. [2018-10-03 10:14:18,213 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1254 transitions. [2018-10-03 10:14:18,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 632 states and 1256 transitions. [2018-10-03 10:14:18,280 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1256 transitions. [2018-10-03 10:14:18,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 633 states and 1258 transitions. [2018-10-03 10:14:18,352 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1258 transitions. [2018-10-03 10:14:18,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 634 states and 1260 transitions. [2018-10-03 10:14:18,422 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1260 transitions. [2018-10-03 10:14:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 635 states and 1262 transitions. [2018-10-03 10:14:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1262 transitions. [2018-10-03 10:14:18,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 636 states and 1264 transitions. [2018-10-03 10:14:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1264 transitions. [2018-10-03 10:14:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 637 states and 1266 transitions. [2018-10-03 10:14:18,667 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1266 transitions. [2018-10-03 10:14:18,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 638 states and 1268 transitions. [2018-10-03 10:14:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1268 transitions. [2018-10-03 10:14:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 639 states and 1270 transitions. [2018-10-03 10:14:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1270 transitions. [2018-10-03 10:14:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 640 states and 1272 transitions. [2018-10-03 10:14:18,876 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1272 transitions. [2018-10-03 10:14:18,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:18,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 641 states and 1274 transitions. [2018-10-03 10:14:18,947 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1274 transitions. [2018-10-03 10:14:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:18,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:18,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 642 states and 1276 transitions. [2018-10-03 10:14:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1276 transitions. [2018-10-03 10:14:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 643 states and 1278 transitions. [2018-10-03 10:14:19,088 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1278 transitions. [2018-10-03 10:14:19,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 644 states and 1280 transitions. [2018-10-03 10:14:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1280 transitions. [2018-10-03 10:14:19,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 645 states and 1282 transitions. [2018-10-03 10:14:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1282 transitions. [2018-10-03 10:14:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 646 states and 1284 transitions. [2018-10-03 10:14:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1284 transitions. [2018-10-03 10:14:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 647 states and 1286 transitions. [2018-10-03 10:14:19,412 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1286 transitions. [2018-10-03 10:14:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 648 states and 1288 transitions. [2018-10-03 10:14:19,485 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1288 transitions. [2018-10-03 10:14:19,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 649 states and 1290 transitions. [2018-10-03 10:14:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1290 transitions. [2018-10-03 10:14:19,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 650 states and 1292 transitions. [2018-10-03 10:14:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1292 transitions. [2018-10-03 10:14:19,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 651 states and 1294 transitions. [2018-10-03 10:14:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1294 transitions. [2018-10-03 10:14:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 652 states and 1296 transitions. [2018-10-03 10:14:19,783 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1296 transitions. [2018-10-03 10:14:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 653 states and 1298 transitions. [2018-10-03 10:14:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1298 transitions. [2018-10-03 10:14:19,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:19,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 654 states and 1300 transitions. [2018-10-03 10:14:19,930 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1300 transitions. [2018-10-03 10:14:19,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:19,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:19,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:19,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 655 states and 1302 transitions. [2018-10-03 10:14:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1302 transitions. [2018-10-03 10:14:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 656 states and 1304 transitions. [2018-10-03 10:14:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1304 transitions. [2018-10-03 10:14:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 657 states and 1306 transitions. [2018-10-03 10:14:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1306 transitions. [2018-10-03 10:14:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 658 states and 1308 transitions. [2018-10-03 10:14:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1308 transitions. [2018-10-03 10:14:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 659 states and 1310 transitions. [2018-10-03 10:14:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1310 transitions. [2018-10-03 10:14:20,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 660 states and 1312 transitions. [2018-10-03 10:14:20,376 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1312 transitions. [2018-10-03 10:14:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 661 states and 1314 transitions. [2018-10-03 10:14:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1314 transitions. [2018-10-03 10:14:20,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 662 states and 1316 transitions. [2018-10-03 10:14:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1316 transitions. [2018-10-03 10:14:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 663 states and 1318 transitions. [2018-10-03 10:14:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1318 transitions. [2018-10-03 10:14:20,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 664 states and 1320 transitions. [2018-10-03 10:14:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1320 transitions. [2018-10-03 10:14:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 665 states and 1322 transitions. [2018-10-03 10:14:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1322 transitions. [2018-10-03 10:14:20,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 666 states and 1324 transitions. [2018-10-03 10:14:20,808 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1324 transitions. [2018-10-03 10:14:20,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 667 states and 1326 transitions. [2018-10-03 10:14:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1326 transitions. [2018-10-03 10:14:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:20,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:20,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 668 states and 1328 transitions. [2018-10-03 10:14:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1328 transitions. [2018-10-03 10:14:20,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:20,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:20,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:20,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 669 states and 1330 transitions. [2018-10-03 10:14:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1330 transitions. [2018-10-03 10:14:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 670 states and 1332 transitions. [2018-10-03 10:14:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1332 transitions. [2018-10-03 10:14:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 671 states and 1334 transitions. [2018-10-03 10:14:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1334 transitions. [2018-10-03 10:14:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 672 states and 1336 transitions. [2018-10-03 10:14:21,281 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1336 transitions. [2018-10-03 10:14:21,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 673 states and 1338 transitions. [2018-10-03 10:14:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1338 transitions. [2018-10-03 10:14:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 674 states and 1340 transitions. [2018-10-03 10:14:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1340 transitions. [2018-10-03 10:14:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 675 states and 1342 transitions. [2018-10-03 10:14:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1342 transitions. [2018-10-03 10:14:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 676 states and 1344 transitions. [2018-10-03 10:14:21,565 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1344 transitions. [2018-10-03 10:14:21,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 677 states and 1346 transitions. [2018-10-03 10:14:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1346 transitions. [2018-10-03 10:14:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 678 states and 1348 transitions. [2018-10-03 10:14:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1348 transitions. [2018-10-03 10:14:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 679 states and 1350 transitions. [2018-10-03 10:14:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1350 transitions. [2018-10-03 10:14:21,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 680 states and 1352 transitions. [2018-10-03 10:14:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1352 transitions. [2018-10-03 10:14:21,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:21,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:21,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 681 states and 1354 transitions. [2018-10-03 10:14:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1354 transitions. [2018-10-03 10:14:21,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:21,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:21,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:21,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 682 states and 1356 transitions. [2018-10-03 10:14:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1356 transitions. [2018-10-03 10:14:22,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 683 states and 1358 transitions. [2018-10-03 10:14:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1358 transitions. [2018-10-03 10:14:22,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 684 states and 1360 transitions. [2018-10-03 10:14:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1360 transitions. [2018-10-03 10:14:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 685 states and 1362 transitions. [2018-10-03 10:14:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1362 transitions. [2018-10-03 10:14:22,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 686 states and 1364 transitions. [2018-10-03 10:14:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1364 transitions. [2018-10-03 10:14:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 687 states and 1366 transitions. [2018-10-03 10:14:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1366 transitions. [2018-10-03 10:14:22,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 688 states and 1368 transitions. [2018-10-03 10:14:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1368 transitions. [2018-10-03 10:14:22,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 689 states and 1370 transitions. [2018-10-03 10:14:22,601 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1370 transitions. [2018-10-03 10:14:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 690 states and 1372 transitions. [2018-10-03 10:14:22,670 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1372 transitions. [2018-10-03 10:14:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 691 states and 1374 transitions. [2018-10-03 10:14:22,763 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1374 transitions. [2018-10-03 10:14:22,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 692 states and 1376 transitions. [2018-10-03 10:14:22,870 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1376 transitions. [2018-10-03 10:14:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 693 states and 1378 transitions. [2018-10-03 10:14:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1378 transitions. [2018-10-03 10:14:22,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:22,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:22,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 694 states and 1380 transitions. [2018-10-03 10:14:23,077 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1380 transitions. [2018-10-03 10:14:23,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,082 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 695 states and 1382 transitions. [2018-10-03 10:14:23,184 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1382 transitions. [2018-10-03 10:14:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 696 states and 1384 transitions. [2018-10-03 10:14:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1384 transitions. [2018-10-03 10:14:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 697 states and 1386 transitions. [2018-10-03 10:14:23,321 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1386 transitions. [2018-10-03 10:14:23,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 698 states and 1388 transitions. [2018-10-03 10:14:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1388 transitions. [2018-10-03 10:14:23,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 699 states and 1390 transitions. [2018-10-03 10:14:23,529 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1390 transitions. [2018-10-03 10:14:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 700 states and 1392 transitions. [2018-10-03 10:14:23,675 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1392 transitions. [2018-10-03 10:14:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 701 states and 1394 transitions. [2018-10-03 10:14:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1394 transitions. [2018-10-03 10:14:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 702 states and 1396 transitions. [2018-10-03 10:14:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1396 transitions. [2018-10-03 10:14:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 703 states and 1398 transitions. [2018-10-03 10:14:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1398 transitions. [2018-10-03 10:14:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 704 states and 1400 transitions. [2018-10-03 10:14:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1400 transitions. [2018-10-03 10:14:23,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:23,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:23,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:23,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 705 states and 1402 transitions. [2018-10-03 10:14:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1402 transitions. [2018-10-03 10:14:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 706 states and 1404 transitions. [2018-10-03 10:14:24,101 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1404 transitions. [2018-10-03 10:14:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 707 states and 1406 transitions. [2018-10-03 10:14:24,174 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1406 transitions. [2018-10-03 10:14:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 708 states and 1408 transitions. [2018-10-03 10:14:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1408 transitions. [2018-10-03 10:14:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 709 states and 1410 transitions. [2018-10-03 10:14:24,317 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1410 transitions. [2018-10-03 10:14:24,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 710 states and 1412 transitions. [2018-10-03 10:14:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1412 transitions. [2018-10-03 10:14:24,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 711 states and 1414 transitions. [2018-10-03 10:14:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1414 transitions. [2018-10-03 10:14:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 712 states and 1416 transitions. [2018-10-03 10:14:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1416 transitions. [2018-10-03 10:14:24,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 713 states and 1418 transitions. [2018-10-03 10:14:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1418 transitions. [2018-10-03 10:14:24,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 714 states and 1420 transitions. [2018-10-03 10:14:24,678 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1420 transitions. [2018-10-03 10:14:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 715 states and 1422 transitions. [2018-10-03 10:14:24,751 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1422 transitions. [2018-10-03 10:14:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 716 states and 1424 transitions. [2018-10-03 10:14:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1424 transitions. [2018-10-03 10:14:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 717 states and 1426 transitions. [2018-10-03 10:14:24,897 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1426 transitions. [2018-10-03 10:14:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:24,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:24,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 718 states and 1428 transitions. [2018-10-03 10:14:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1428 transitions. [2018-10-03 10:14:24,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:24,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:24,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 719 states and 1430 transitions. [2018-10-03 10:14:25,045 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1430 transitions. [2018-10-03 10:14:25,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 720 states and 1432 transitions. [2018-10-03 10:14:25,312 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1432 transitions. [2018-10-03 10:14:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 721 states and 1434 transitions. [2018-10-03 10:14:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1434 transitions. [2018-10-03 10:14:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 722 states and 1436 transitions. [2018-10-03 10:14:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1436 transitions. [2018-10-03 10:14:25,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 723 states and 1438 transitions. [2018-10-03 10:14:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1438 transitions. [2018-10-03 10:14:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 724 states and 1440 transitions. [2018-10-03 10:14:25,594 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1440 transitions. [2018-10-03 10:14:25,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 725 states and 1442 transitions. [2018-10-03 10:14:25,670 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1442 transitions. [2018-10-03 10:14:25,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 726 states and 1444 transitions. [2018-10-03 10:14:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1444 transitions. [2018-10-03 10:14:25,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 727 states and 1446 transitions. [2018-10-03 10:14:25,818 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1446 transitions. [2018-10-03 10:14:25,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 728 states and 1448 transitions. [2018-10-03 10:14:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1448 transitions. [2018-10-03 10:14:25,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:25,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:25,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 729 states and 1450 transitions. [2018-10-03 10:14:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1450 transitions. [2018-10-03 10:14:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 730 states and 1452 transitions. [2018-10-03 10:14:26,275 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1452 transitions. [2018-10-03 10:14:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 731 states and 1454 transitions. [2018-10-03 10:14:26,346 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1454 transitions. [2018-10-03 10:14:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 732 states and 1456 transitions. [2018-10-03 10:14:26,421 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1456 transitions. [2018-10-03 10:14:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 733 states and 1458 transitions. [2018-10-03 10:14:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1458 transitions. [2018-10-03 10:14:26,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 734 states and 1460 transitions. [2018-10-03 10:14:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1460 transitions. [2018-10-03 10:14:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 735 states and 1462 transitions. [2018-10-03 10:14:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1462 transitions. [2018-10-03 10:14:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 736 states and 1464 transitions. [2018-10-03 10:14:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1464 transitions. [2018-10-03 10:14:26,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 737 states and 1466 transitions. [2018-10-03 10:14:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1466 transitions. [2018-10-03 10:14:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 738 states and 1468 transitions. [2018-10-03 10:14:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1468 transitions. [2018-10-03 10:14:26,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:26,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:26,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 739 states and 1470 transitions. [2018-10-03 10:14:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1470 transitions. [2018-10-03 10:14:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:26,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:26,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 740 states and 1472 transitions. [2018-10-03 10:14:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1472 transitions. [2018-10-03 10:14:27,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 741 states and 1474 transitions. [2018-10-03 10:14:27,113 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1474 transitions. [2018-10-03 10:14:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 742 states and 1476 transitions. [2018-10-03 10:14:27,189 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1476 transitions. [2018-10-03 10:14:27,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 743 states and 1478 transitions. [2018-10-03 10:14:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1478 transitions. [2018-10-03 10:14:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 744 states and 1480 transitions. [2018-10-03 10:14:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1480 transitions. [2018-10-03 10:14:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 745 states and 1482 transitions. [2018-10-03 10:14:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1482 transitions. [2018-10-03 10:14:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 746 states and 1484 transitions. [2018-10-03 10:14:27,487 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1484 transitions. [2018-10-03 10:14:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 747 states and 1486 transitions. [2018-10-03 10:14:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1486 transitions. [2018-10-03 10:14:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 748 states and 1488 transitions. [2018-10-03 10:14:27,641 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1488 transitions. [2018-10-03 10:14:27,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 749 states and 1490 transitions. [2018-10-03 10:14:27,714 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1490 transitions. [2018-10-03 10:14:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 750 states and 1492 transitions. [2018-10-03 10:14:27,792 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1492 transitions. [2018-10-03 10:14:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 751 states and 1494 transitions. [2018-10-03 10:14:27,878 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1494 transitions. [2018-10-03 10:14:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:27,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 752 states and 1496 transitions. [2018-10-03 10:14:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1496 transitions. [2018-10-03 10:14:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:27,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:27,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 753 states and 1498 transitions. [2018-10-03 10:14:28,092 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1498 transitions. [2018-10-03 10:14:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 754 states and 1500 transitions. [2018-10-03 10:14:28,196 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1500 transitions. [2018-10-03 10:14:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 755 states and 1502 transitions. [2018-10-03 10:14:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1502 transitions. [2018-10-03 10:14:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 756 states and 1504 transitions. [2018-10-03 10:14:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1504 transitions. [2018-10-03 10:14:28,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 757 states and 1506 transitions. [2018-10-03 10:14:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1506 transitions. [2018-10-03 10:14:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 758 states and 1508 transitions. [2018-10-03 10:14:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1508 transitions. [2018-10-03 10:14:28,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 759 states and 1510 transitions. [2018-10-03 10:14:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1510 transitions. [2018-10-03 10:14:28,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 760 states and 1512 transitions. [2018-10-03 10:14:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1512 transitions. [2018-10-03 10:14:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 761 states and 1514 transitions. [2018-10-03 10:14:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1514 transitions. [2018-10-03 10:14:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 762 states and 1516 transitions. [2018-10-03 10:14:28,820 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1516 transitions. [2018-10-03 10:14:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 763 states and 1518 transitions. [2018-10-03 10:14:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1518 transitions. [2018-10-03 10:14:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:28,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 764 states and 1520 transitions. [2018-10-03 10:14:28,967 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1520 transitions. [2018-10-03 10:14:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:28,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:28,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 765 states and 1522 transitions. [2018-10-03 10:14:29,052 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1522 transitions. [2018-10-03 10:14:29,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 766 states and 1524 transitions. [2018-10-03 10:14:29,125 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1524 transitions. [2018-10-03 10:14:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 767 states and 1526 transitions. [2018-10-03 10:14:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1526 transitions. [2018-10-03 10:14:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 768 states and 1528 transitions. [2018-10-03 10:14:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1528 transitions. [2018-10-03 10:14:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 769 states and 1530 transitions. [2018-10-03 10:14:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1530 transitions. [2018-10-03 10:14:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 770 states and 1532 transitions. [2018-10-03 10:14:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1532 transitions. [2018-10-03 10:14:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 771 states and 1534 transitions. [2018-10-03 10:14:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1534 transitions. [2018-10-03 10:14:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 772 states and 1536 transitions. [2018-10-03 10:14:29,577 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1536 transitions. [2018-10-03 10:14:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 773 states and 1538 transitions. [2018-10-03 10:14:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1538 transitions. [2018-10-03 10:14:29,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 774 states and 1540 transitions. [2018-10-03 10:14:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1540 transitions. [2018-10-03 10:14:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 775 states and 1542 transitions. [2018-10-03 10:14:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1542 transitions. [2018-10-03 10:14:29,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 776 states and 1544 transitions. [2018-10-03 10:14:29,882 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1544 transitions. [2018-10-03 10:14:29,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:29,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 777 states and 1546 transitions. [2018-10-03 10:14:29,963 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1546 transitions. [2018-10-03 10:14:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:29,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:29,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 778 states and 1548 transitions. [2018-10-03 10:14:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1548 transitions. [2018-10-03 10:14:30,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 779 states and 1550 transitions. [2018-10-03 10:14:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1550 transitions. [2018-10-03 10:14:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 780 states and 1552 transitions. [2018-10-03 10:14:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1552 transitions. [2018-10-03 10:14:30,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 781 states and 1554 transitions. [2018-10-03 10:14:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1554 transitions. [2018-10-03 10:14:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 782 states and 1556 transitions. [2018-10-03 10:14:30,386 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1556 transitions. [2018-10-03 10:14:30,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 783 states and 1558 transitions. [2018-10-03 10:14:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1558 transitions. [2018-10-03 10:14:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 784 states and 1560 transitions. [2018-10-03 10:14:30,539 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1560 transitions. [2018-10-03 10:14:30,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 785 states and 1562 transitions. [2018-10-03 10:14:30,616 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1562 transitions. [2018-10-03 10:14:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 786 states and 1564 transitions. [2018-10-03 10:14:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1564 transitions. [2018-10-03 10:14:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 787 states and 1566 transitions. [2018-10-03 10:14:30,790 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1566 transitions. [2018-10-03 10:14:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 788 states and 1568 transitions. [2018-10-03 10:14:30,867 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1568 transitions. [2018-10-03 10:14:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:30,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 789 states and 1570 transitions. [2018-10-03 10:14:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1570 transitions. [2018-10-03 10:14:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:30,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:30,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:30,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 790 states and 1572 transitions. [2018-10-03 10:14:31,021 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1572 transitions. [2018-10-03 10:14:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 791 states and 1574 transitions. [2018-10-03 10:14:31,101 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1574 transitions. [2018-10-03 10:14:31,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 792 states and 1576 transitions. [2018-10-03 10:14:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1576 transitions. [2018-10-03 10:14:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 793 states and 1578 transitions. [2018-10-03 10:14:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1578 transitions. [2018-10-03 10:14:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 794 states and 1580 transitions. [2018-10-03 10:14:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1580 transitions. [2018-10-03 10:14:31,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 795 states and 1582 transitions. [2018-10-03 10:14:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1582 transitions. [2018-10-03 10:14:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 796 states and 1584 transitions. [2018-10-03 10:14:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1584 transitions. [2018-10-03 10:14:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 797 states and 1586 transitions. [2018-10-03 10:14:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1586 transitions. [2018-10-03 10:14:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 798 states and 1588 transitions. [2018-10-03 10:14:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1588 transitions. [2018-10-03 10:14:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 799 states and 1590 transitions. [2018-10-03 10:14:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1590 transitions. [2018-10-03 10:14:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 800 states and 1592 transitions. [2018-10-03 10:14:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1592 transitions. [2018-10-03 10:14:31,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:31,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:31,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 801 states and 1594 transitions. [2018-10-03 10:14:31,902 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1594 transitions. [2018-10-03 10:14:31,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:31,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:31,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 802 states and 1596 transitions. [2018-10-03 10:14:32,035 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1596 transitions. [2018-10-03 10:14:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 803 states and 1598 transitions. [2018-10-03 10:14:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1598 transitions. [2018-10-03 10:14:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 804 states and 1600 transitions. [2018-10-03 10:14:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1600 transitions. [2018-10-03 10:14:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 805 states and 1602 transitions. [2018-10-03 10:14:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1602 transitions. [2018-10-03 10:14:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 806 states and 1604 transitions. [2018-10-03 10:14:32,337 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1604 transitions. [2018-10-03 10:14:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 807 states and 1606 transitions. [2018-10-03 10:14:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1606 transitions. [2018-10-03 10:14:32,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 808 states and 1608 transitions. [2018-10-03 10:14:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1608 transitions. [2018-10-03 10:14:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 809 states and 1610 transitions. [2018-10-03 10:14:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1610 transitions. [2018-10-03 10:14:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 810 states and 1612 transitions. [2018-10-03 10:14:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1612 transitions. [2018-10-03 10:14:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 811 states and 1614 transitions. [2018-10-03 10:14:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1614 transitions. [2018-10-03 10:14:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 812 states and 1616 transitions. [2018-10-03 10:14:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1616 transitions. [2018-10-03 10:14:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:32,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:32,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 813 states and 1618 transitions. [2018-10-03 10:14:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1618 transitions. [2018-10-03 10:14:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:32,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:32,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 814 states and 1620 transitions. [2018-10-03 10:14:33,295 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1620 transitions. [2018-10-03 10:14:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 815 states and 1622 transitions. [2018-10-03 10:14:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1622 transitions. [2018-10-03 10:14:33,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 816 states and 1624 transitions. [2018-10-03 10:14:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1624 transitions. [2018-10-03 10:14:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 817 states and 1626 transitions. [2018-10-03 10:14:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1626 transitions. [2018-10-03 10:14:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 818 states and 1628 transitions. [2018-10-03 10:14:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1628 transitions. [2018-10-03 10:14:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 819 states and 1630 transitions. [2018-10-03 10:14:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1630 transitions. [2018-10-03 10:14:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 820 states and 1632 transitions. [2018-10-03 10:14:33,791 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1632 transitions. [2018-10-03 10:14:33,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 821 states and 1634 transitions. [2018-10-03 10:14:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1634 transitions. [2018-10-03 10:14:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:33,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 822 states and 1636 transitions. [2018-10-03 10:14:33,949 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1636 transitions. [2018-10-03 10:14:33,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:33,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:33,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:33,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 823 states and 1638 transitions. [2018-10-03 10:14:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1638 transitions. [2018-10-03 10:14:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 824 states and 1640 transitions. [2018-10-03 10:14:34,102 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1640 transitions. [2018-10-03 10:14:34,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 825 states and 1642 transitions. [2018-10-03 10:14:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1642 transitions. [2018-10-03 10:14:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 826 states and 1644 transitions. [2018-10-03 10:14:34,259 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1644 transitions. [2018-10-03 10:14:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 827 states and 1646 transitions. [2018-10-03 10:14:34,335 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1646 transitions. [2018-10-03 10:14:34,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 828 states and 1648 transitions. [2018-10-03 10:14:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1648 transitions. [2018-10-03 10:14:34,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 829 states and 1650 transitions. [2018-10-03 10:14:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1650 transitions. [2018-10-03 10:14:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,500 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 830 states and 1652 transitions. [2018-10-03 10:14:34,574 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1652 transitions. [2018-10-03 10:14:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 831 states and 1654 transitions. [2018-10-03 10:14:34,655 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1654 transitions. [2018-10-03 10:14:34,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 832 states and 1656 transitions. [2018-10-03 10:14:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1656 transitions. [2018-10-03 10:14:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 833 states and 1658 transitions. [2018-10-03 10:14:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1658 transitions. [2018-10-03 10:14:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 834 states and 1660 transitions. [2018-10-03 10:14:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1660 transitions. [2018-10-03 10:14:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:34,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:34,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 835 states and 1662 transitions. [2018-10-03 10:14:35,003 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1662 transitions. [2018-10-03 10:14:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 836 states and 1664 transitions. [2018-10-03 10:14:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1664 transitions. [2018-10-03 10:14:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 837 states and 1666 transitions. [2018-10-03 10:14:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1666 transitions. [2018-10-03 10:14:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 838 states and 1668 transitions. [2018-10-03 10:14:35,232 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1668 transitions. [2018-10-03 10:14:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 839 states and 1670 transitions. [2018-10-03 10:14:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1670 transitions. [2018-10-03 10:14:35,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 840 states and 1672 transitions. [2018-10-03 10:14:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1672 transitions. [2018-10-03 10:14:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 841 states and 1674 transitions. [2018-10-03 10:14:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1674 transitions. [2018-10-03 10:14:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 842 states and 1676 transitions. [2018-10-03 10:14:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1676 transitions. [2018-10-03 10:14:35,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 843 states and 1678 transitions. [2018-10-03 10:14:35,624 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1678 transitions. [2018-10-03 10:14:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 844 states and 1680 transitions. [2018-10-03 10:14:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1680 transitions. [2018-10-03 10:14:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 845 states and 1682 transitions. [2018-10-03 10:14:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1682 transitions. [2018-10-03 10:14:35,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 846 states and 1684 transitions. [2018-10-03 10:14:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1684 transitions. [2018-10-03 10:14:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 847 states and 1686 transitions. [2018-10-03 10:14:35,936 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1686 transitions. [2018-10-03 10:14:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:35,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:35,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 848 states and 1688 transitions. [2018-10-03 10:14:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1688 transitions. [2018-10-03 10:14:36,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 849 states and 1690 transitions. [2018-10-03 10:14:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1690 transitions. [2018-10-03 10:14:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 850 states and 1692 transitions. [2018-10-03 10:14:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1692 transitions. [2018-10-03 10:14:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 851 states and 1694 transitions. [2018-10-03 10:14:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1694 transitions. [2018-10-03 10:14:36,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 852 states and 1696 transitions. [2018-10-03 10:14:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1696 transitions. [2018-10-03 10:14:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 853 states and 1698 transitions. [2018-10-03 10:14:36,422 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1698 transitions. [2018-10-03 10:14:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 854 states and 1700 transitions. [2018-10-03 10:14:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1700 transitions. [2018-10-03 10:14:36,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 855 states and 1702 transitions. [2018-10-03 10:14:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1702 transitions. [2018-10-03 10:14:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 856 states and 1704 transitions. [2018-10-03 10:14:36,669 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1704 transitions. [2018-10-03 10:14:36,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 857 states and 1706 transitions. [2018-10-03 10:14:36,748 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1706 transitions. [2018-10-03 10:14:36,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 858 states and 1708 transitions. [2018-10-03 10:14:36,829 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1708 transitions. [2018-10-03 10:14:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:36,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:36,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 859 states and 1710 transitions. [2018-10-03 10:14:36,927 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1710 transitions. [2018-10-03 10:14:36,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:36,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:36,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 860 states and 1712 transitions. [2018-10-03 10:14:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1712 transitions. [2018-10-03 10:14:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 861 states and 1714 transitions. [2018-10-03 10:14:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1714 transitions. [2018-10-03 10:14:37,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 862 states and 1716 transitions. [2018-10-03 10:14:37,158 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1716 transitions. [2018-10-03 10:14:37,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 863 states and 1718 transitions. [2018-10-03 10:14:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1718 transitions. [2018-10-03 10:14:37,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 864 states and 1720 transitions. [2018-10-03 10:14:37,314 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1720 transitions. [2018-10-03 10:14:37,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 865 states and 1722 transitions. [2018-10-03 10:14:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1722 transitions. [2018-10-03 10:14:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 866 states and 1724 transitions. [2018-10-03 10:14:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1724 transitions. [2018-10-03 10:14:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 867 states and 1726 transitions. [2018-10-03 10:14:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1726 transitions. [2018-10-03 10:14:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 868 states and 1728 transitions. [2018-10-03 10:14:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1728 transitions. [2018-10-03 10:14:37,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 869 states and 1730 transitions. [2018-10-03 10:14:37,755 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1730 transitions. [2018-10-03 10:14:37,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 870 states and 1732 transitions. [2018-10-03 10:14:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1732 transitions. [2018-10-03 10:14:37,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 871 states and 1734 transitions. [2018-10-03 10:14:37,915 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1734 transitions. [2018-10-03 10:14:37,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:37,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 872 states and 1736 transitions. [2018-10-03 10:14:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1736 transitions. [2018-10-03 10:14:37,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:37,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 873 states and 1738 transitions. [2018-10-03 10:14:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1738 transitions. [2018-10-03 10:14:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 874 states and 1740 transitions. [2018-10-03 10:14:38,182 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1740 transitions. [2018-10-03 10:14:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 875 states and 1742 transitions. [2018-10-03 10:14:38,292 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1742 transitions. [2018-10-03 10:14:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 876 states and 1744 transitions. [2018-10-03 10:14:38,397 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1744 transitions. [2018-10-03 10:14:38,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 877 states and 1746 transitions. [2018-10-03 10:14:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1746 transitions. [2018-10-03 10:14:38,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 878 states and 1748 transitions. [2018-10-03 10:14:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1748 transitions. [2018-10-03 10:14:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 879 states and 1750 transitions. [2018-10-03 10:14:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1750 transitions. [2018-10-03 10:14:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 880 states and 1752 transitions. [2018-10-03 10:14:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1752 transitions. [2018-10-03 10:14:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 881 states and 1754 transitions. [2018-10-03 10:14:38,829 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1754 transitions. [2018-10-03 10:14:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 882 states and 1756 transitions. [2018-10-03 10:14:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1756 transitions. [2018-10-03 10:14:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:38,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 883 states and 1758 transitions. [2018-10-03 10:14:38,989 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1758 transitions. [2018-10-03 10:14:38,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:38,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:38,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 884 states and 1760 transitions. [2018-10-03 10:14:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1760 transitions. [2018-10-03 10:14:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 885 states and 1762 transitions. [2018-10-03 10:14:39,150 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1762 transitions. [2018-10-03 10:14:39,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 886 states and 1764 transitions. [2018-10-03 10:14:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1764 transitions. [2018-10-03 10:14:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 887 states and 1766 transitions. [2018-10-03 10:14:39,310 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1766 transitions. [2018-10-03 10:14:39,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 888 states and 1768 transitions. [2018-10-03 10:14:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1768 transitions. [2018-10-03 10:14:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 889 states and 1770 transitions. [2018-10-03 10:14:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1770 transitions. [2018-10-03 10:14:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 890 states and 1772 transitions. [2018-10-03 10:14:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1772 transitions. [2018-10-03 10:14:39,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 891 states and 1774 transitions. [2018-10-03 10:14:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1774 transitions. [2018-10-03 10:14:39,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 892 states and 1776 transitions. [2018-10-03 10:14:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1776 transitions. [2018-10-03 10:14:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 893 states and 1778 transitions. [2018-10-03 10:14:39,791 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1778 transitions. [2018-10-03 10:14:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 894 states and 1780 transitions. [2018-10-03 10:14:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1780 transitions. [2018-10-03 10:14:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 895 states and 1782 transitions. [2018-10-03 10:14:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1782 transitions. [2018-10-03 10:14:39,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:39,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:39,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:39,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 896 states and 1784 transitions. [2018-10-03 10:14:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1784 transitions. [2018-10-03 10:14:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 897 states and 1786 transitions. [2018-10-03 10:14:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1786 transitions. [2018-10-03 10:14:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 898 states and 1788 transitions. [2018-10-03 10:14:40,209 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1788 transitions. [2018-10-03 10:14:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 899 states and 1790 transitions. [2018-10-03 10:14:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1790 transitions. [2018-10-03 10:14:40,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 900 states and 1792 transitions. [2018-10-03 10:14:40,368 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1792 transitions. [2018-10-03 10:14:40,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 901 states and 1794 transitions. [2018-10-03 10:14:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1794 transitions. [2018-10-03 10:14:40,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 902 states and 1796 transitions. [2018-10-03 10:14:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1796 transitions. [2018-10-03 10:14:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 903 states and 1798 transitions. [2018-10-03 10:14:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1798 transitions. [2018-10-03 10:14:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 904 states and 1800 transitions. [2018-10-03 10:14:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1800 transitions. [2018-10-03 10:14:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 905 states and 1802 transitions. [2018-10-03 10:14:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1802 transitions. [2018-10-03 10:14:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 906 states and 1804 transitions. [2018-10-03 10:14:40,882 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1804 transitions. [2018-10-03 10:14:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 907 states and 1806 transitions. [2018-10-03 10:14:40,962 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1806 transitions. [2018-10-03 10:14:40,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:40,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:40,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:40,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 908 states and 1808 transitions. [2018-10-03 10:14:41,043 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1808 transitions. [2018-10-03 10:14:41,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 909 states and 1810 transitions. [2018-10-03 10:14:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1810 transitions. [2018-10-03 10:14:41,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 910 states and 1812 transitions. [2018-10-03 10:14:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1812 transitions. [2018-10-03 10:14:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 911 states and 1814 transitions. [2018-10-03 10:14:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1814 transitions. [2018-10-03 10:14:41,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 912 states and 1816 transitions. [2018-10-03 10:14:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1816 transitions. [2018-10-03 10:14:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 913 states and 1818 transitions. [2018-10-03 10:14:41,466 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1818 transitions. [2018-10-03 10:14:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 914 states and 1820 transitions. [2018-10-03 10:14:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1820 transitions. [2018-10-03 10:14:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 915 states and 1822 transitions. [2018-10-03 10:14:41,629 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1822 transitions. [2018-10-03 10:14:41,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 916 states and 1824 transitions. [2018-10-03 10:14:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1824 transitions. [2018-10-03 10:14:41,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 917 states and 1826 transitions. [2018-10-03 10:14:41,791 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1826 transitions. [2018-10-03 10:14:41,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 918 states and 1828 transitions. [2018-10-03 10:14:41,874 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1828 transitions. [2018-10-03 10:14:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 919 states and 1830 transitions. [2018-10-03 10:14:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1830 transitions. [2018-10-03 10:14:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:41,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:41,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 920 states and 1832 transitions. [2018-10-03 10:14:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1832 transitions. [2018-10-03 10:14:42,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 921 states and 1834 transitions. [2018-10-03 10:14:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1834 transitions. [2018-10-03 10:14:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 922 states and 1836 transitions. [2018-10-03 10:14:42,203 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1836 transitions. [2018-10-03 10:14:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 923 states and 1838 transitions. [2018-10-03 10:14:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1838 transitions. [2018-10-03 10:14:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 924 states and 1840 transitions. [2018-10-03 10:14:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1840 transitions. [2018-10-03 10:14:42,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 925 states and 1842 transitions. [2018-10-03 10:14:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1842 transitions. [2018-10-03 10:14:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 926 states and 1844 transitions. [2018-10-03 10:14:42,557 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1844 transitions. [2018-10-03 10:14:42,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 927 states and 1846 transitions. [2018-10-03 10:14:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1846 transitions. [2018-10-03 10:14:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 928 states and 1848 transitions. [2018-10-03 10:14:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1848 transitions. [2018-10-03 10:14:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 929 states and 1850 transitions. [2018-10-03 10:14:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1850 transitions. [2018-10-03 10:14:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 930 states and 1852 transitions. [2018-10-03 10:14:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1852 transitions. [2018-10-03 10:14:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:42,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:42,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:42,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 931 states and 1854 transitions. [2018-10-03 10:14:43,007 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1854 transitions. [2018-10-03 10:14:43,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 932 states and 1856 transitions. [2018-10-03 10:14:43,089 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1856 transitions. [2018-10-03 10:14:43,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 933 states and 1858 transitions. [2018-10-03 10:14:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1858 transitions. [2018-10-03 10:14:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 934 states and 1860 transitions. [2018-10-03 10:14:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1860 transitions. [2018-10-03 10:14:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 935 states and 1862 transitions. [2018-10-03 10:14:43,394 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1862 transitions. [2018-10-03 10:14:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 936 states and 1864 transitions. [2018-10-03 10:14:43,508 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1864 transitions. [2018-10-03 10:14:43,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 937 states and 1866 transitions. [2018-10-03 10:14:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1866 transitions. [2018-10-03 10:14:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 938 states and 1868 transitions. [2018-10-03 10:14:43,712 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1868 transitions. [2018-10-03 10:14:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 939 states and 1870 transitions. [2018-10-03 10:14:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1870 transitions. [2018-10-03 10:14:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 940 states and 1872 transitions. [2018-10-03 10:14:43,869 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1872 transitions. [2018-10-03 10:14:43,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 941 states and 1874 transitions. [2018-10-03 10:14:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1874 transitions. [2018-10-03 10:14:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:43,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:43,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:43,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 942 states and 1876 transitions. [2018-10-03 10:14:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1876 transitions. [2018-10-03 10:14:44,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 943 states and 1878 transitions. [2018-10-03 10:14:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1878 transitions. [2018-10-03 10:14:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 944 states and 1880 transitions. [2018-10-03 10:14:44,199 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1880 transitions. [2018-10-03 10:14:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 945 states and 1882 transitions. [2018-10-03 10:14:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1882 transitions. [2018-10-03 10:14:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 946 states and 1884 transitions. [2018-10-03 10:14:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1884 transitions. [2018-10-03 10:14:44,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 947 states and 1886 transitions. [2018-10-03 10:14:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1886 transitions. [2018-10-03 10:14:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 948 states and 1888 transitions. [2018-10-03 10:14:44,527 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1888 transitions. [2018-10-03 10:14:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 949 states and 1890 transitions. [2018-10-03 10:14:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1890 transitions. [2018-10-03 10:14:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 950 states and 1892 transitions. [2018-10-03 10:14:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1892 transitions. [2018-10-03 10:14:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 951 states and 1894 transitions. [2018-10-03 10:14:44,770 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1894 transitions. [2018-10-03 10:14:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 952 states and 1896 transitions. [2018-10-03 10:14:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1896 transitions. [2018-10-03 10:14:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:44,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 953 states and 1898 transitions. [2018-10-03 10:14:44,932 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1898 transitions. [2018-10-03 10:14:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:44,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:44,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 954 states and 1900 transitions. [2018-10-03 10:14:45,013 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1900 transitions. [2018-10-03 10:14:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 955 states and 1902 transitions. [2018-10-03 10:14:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1902 transitions. [2018-10-03 10:14:45,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 956 states and 1904 transitions. [2018-10-03 10:14:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1904 transitions. [2018-10-03 10:14:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 957 states and 1906 transitions. [2018-10-03 10:14:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1906 transitions. [2018-10-03 10:14:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 958 states and 1908 transitions. [2018-10-03 10:14:45,352 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1908 transitions. [2018-10-03 10:14:45,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 959 states and 1910 transitions. [2018-10-03 10:14:45,434 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1910 transitions. [2018-10-03 10:14:45,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 960 states and 1912 transitions. [2018-10-03 10:14:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1912 transitions. [2018-10-03 10:14:45,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 961 states and 1914 transitions. [2018-10-03 10:14:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1914 transitions. [2018-10-03 10:14:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 962 states and 1916 transitions. [2018-10-03 10:14:45,684 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1916 transitions. [2018-10-03 10:14:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 963 states and 1918 transitions. [2018-10-03 10:14:45,782 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1918 transitions. [2018-10-03 10:14:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 964 states and 1920 transitions. [2018-10-03 10:14:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1920 transitions. [2018-10-03 10:14:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:45,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:45,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 965 states and 1922 transitions. [2018-10-03 10:14:45,941 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1922 transitions. [2018-10-03 10:14:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:45,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:45,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 966 states and 1924 transitions. [2018-10-03 10:14:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1924 transitions. [2018-10-03 10:14:46,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 967 states and 1926 transitions. [2018-10-03 10:14:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1926 transitions. [2018-10-03 10:14:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 968 states and 1928 transitions. [2018-10-03 10:14:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1928 transitions. [2018-10-03 10:14:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 969 states and 1930 transitions. [2018-10-03 10:14:46,274 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1930 transitions. [2018-10-03 10:14:46,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 970 states and 1932 transitions. [2018-10-03 10:14:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1932 transitions. [2018-10-03 10:14:46,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 971 states and 1934 transitions. [2018-10-03 10:14:46,438 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1934 transitions. [2018-10-03 10:14:46,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 972 states and 1936 transitions. [2018-10-03 10:14:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1936 transitions. [2018-10-03 10:14:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 973 states and 1938 transitions. [2018-10-03 10:14:46,607 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1938 transitions. [2018-10-03 10:14:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 974 states and 1940 transitions. [2018-10-03 10:14:46,691 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1940 transitions. [2018-10-03 10:14:46,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 975 states and 1942 transitions. [2018-10-03 10:14:46,769 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1942 transitions. [2018-10-03 10:14:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 976 states and 1944 transitions. [2018-10-03 10:14:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1944 transitions. [2018-10-03 10:14:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 977 states and 1946 transitions. [2018-10-03 10:14:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1946 transitions. [2018-10-03 10:14:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:46,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:46,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 978 states and 1948 transitions. [2018-10-03 10:14:47,020 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1948 transitions. [2018-10-03 10:14:47,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 979 states and 1950 transitions. [2018-10-03 10:14:47,100 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1950 transitions. [2018-10-03 10:14:47,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 980 states and 1952 transitions. [2018-10-03 10:14:47,180 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1952 transitions. [2018-10-03 10:14:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 981 states and 1954 transitions. [2018-10-03 10:14:47,262 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1954 transitions. [2018-10-03 10:14:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 982 states and 1956 transitions. [2018-10-03 10:14:47,345 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1956 transitions. [2018-10-03 10:14:47,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 983 states and 1958 transitions. [2018-10-03 10:14:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1958 transitions. [2018-10-03 10:14:47,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 984 states and 1960 transitions. [2018-10-03 10:14:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1960 transitions. [2018-10-03 10:14:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 985 states and 1962 transitions. [2018-10-03 10:14:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1962 transitions. [2018-10-03 10:14:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 986 states and 1964 transitions. [2018-10-03 10:14:47,673 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1964 transitions. [2018-10-03 10:14:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 987 states and 1966 transitions. [2018-10-03 10:14:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1966 transitions. [2018-10-03 10:14:47,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 988 states and 1968 transitions. [2018-10-03 10:14:47,839 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1968 transitions. [2018-10-03 10:14:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 989 states and 1970 transitions. [2018-10-03 10:14:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1970 transitions. [2018-10-03 10:14:47,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:47,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:47,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 990 states and 1972 transitions. [2018-10-03 10:14:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1972 transitions. [2018-10-03 10:14:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 991 states and 1974 transitions. [2018-10-03 10:14:48,087 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1974 transitions. [2018-10-03 10:14:48,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 992 states and 1976 transitions. [2018-10-03 10:14:48,169 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1976 transitions. [2018-10-03 10:14:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 993 states and 1978 transitions. [2018-10-03 10:14:48,253 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1978 transitions. [2018-10-03 10:14:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 994 states and 1980 transitions. [2018-10-03 10:14:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1980 transitions. [2018-10-03 10:14:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 995 states and 1982 transitions. [2018-10-03 10:14:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1982 transitions. [2018-10-03 10:14:48,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 996 states and 1984 transitions. [2018-10-03 10:14:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1984 transitions. [2018-10-03 10:14:48,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 997 states and 1986 transitions. [2018-10-03 10:14:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1986 transitions. [2018-10-03 10:14:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 998 states and 1988 transitions. [2018-10-03 10:14:48,790 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1988 transitions. [2018-10-03 10:14:48,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 999 states and 1990 transitions. [2018-10-03 10:14:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1990 transitions. [2018-10-03 10:14:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1000 states and 1992 transitions. [2018-10-03 10:14:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1992 transitions. [2018-10-03 10:14:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:48,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:48,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:48,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1001 states and 1994 transitions. [2018-10-03 10:14:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1994 transitions. [2018-10-03 10:14:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1002 states and 1996 transitions. [2018-10-03 10:14:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1996 transitions. [2018-10-03 10:14:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1003 states and 1998 transitions. [2018-10-03 10:14:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1998 transitions. [2018-10-03 10:14:49,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1004 states and 2000 transitions. [2018-10-03 10:14:49,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2000 transitions. [2018-10-03 10:14:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1005 states and 2002 transitions. [2018-10-03 10:14:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2002 transitions. [2018-10-03 10:14:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1006 states and 2004 transitions. [2018-10-03 10:14:49,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2004 transitions. [2018-10-03 10:14:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1007 states and 2006 transitions. [2018-10-03 10:14:49,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2006 transitions. [2018-10-03 10:14:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1008 states and 2008 transitions. [2018-10-03 10:14:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2008 transitions. [2018-10-03 10:14:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1009 states and 2010 transitions. [2018-10-03 10:14:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2010 transitions. [2018-10-03 10:14:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1010 states and 2012 transitions. [2018-10-03 10:14:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2012 transitions. [2018-10-03 10:14:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1011 states and 2014 transitions. [2018-10-03 10:14:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2014 transitions. [2018-10-03 10:14:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1012 states and 2016 transitions. [2018-10-03 10:14:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2016 transitions. [2018-10-03 10:14:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:49,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:49,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:49,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1013 states and 2018 transitions. [2018-10-03 10:14:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2018 transitions. [2018-10-03 10:14:50,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1014 states and 2020 transitions. [2018-10-03 10:14:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2020 transitions. [2018-10-03 10:14:50,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1015 states and 2022 transitions. [2018-10-03 10:14:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2022 transitions. [2018-10-03 10:14:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1016 states and 2024 transitions. [2018-10-03 10:14:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2024 transitions. [2018-10-03 10:14:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1017 states and 2026 transitions. [2018-10-03 10:14:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2026 transitions. [2018-10-03 10:14:50,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1018 states and 2028 transitions. [2018-10-03 10:14:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2028 transitions. [2018-10-03 10:14:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1019 states and 2030 transitions. [2018-10-03 10:14:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2030 transitions. [2018-10-03 10:14:50,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1020 states and 2032 transitions. [2018-10-03 10:14:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2032 transitions. [2018-10-03 10:14:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1021 states and 2034 transitions. [2018-10-03 10:14:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2034 transitions. [2018-10-03 10:14:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1022 states and 2036 transitions. [2018-10-03 10:14:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2036 transitions. [2018-10-03 10:14:50,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1023 states and 2038 transitions. [2018-10-03 10:14:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2038 transitions. [2018-10-03 10:14:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1024 states and 2040 transitions. [2018-10-03 10:14:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2040 transitions. [2018-10-03 10:14:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:50,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:50,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1025 states and 2042 transitions. [2018-10-03 10:14:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2042 transitions. [2018-10-03 10:14:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1026 states and 2044 transitions. [2018-10-03 10:14:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2044 transitions. [2018-10-03 10:14:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1027 states and 2046 transitions. [2018-10-03 10:14:51,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2046 transitions. [2018-10-03 10:14:51,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1028 states and 2048 transitions. [2018-10-03 10:14:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2048 transitions. [2018-10-03 10:14:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1029 states and 2050 transitions. [2018-10-03 10:14:51,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2050 transitions. [2018-10-03 10:14:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1030 states and 2052 transitions. [2018-10-03 10:14:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2052 transitions. [2018-10-03 10:14:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1031 states and 2054 transitions. [2018-10-03 10:14:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2054 transitions. [2018-10-03 10:14:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1032 states and 2056 transitions. [2018-10-03 10:14:51,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2056 transitions. [2018-10-03 10:14:51,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1033 states and 2058 transitions. [2018-10-03 10:14:51,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2058 transitions. [2018-10-03 10:14:51,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1034 states and 2060 transitions. [2018-10-03 10:14:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2060 transitions. [2018-10-03 10:14:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1035 states and 2062 transitions. [2018-10-03 10:14:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2062 transitions. [2018-10-03 10:14:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:51,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:51,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1036 states and 2064 transitions. [2018-10-03 10:14:51,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2064 transitions. [2018-10-03 10:14:51,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:51,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:51,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1037 states and 2066 transitions. [2018-10-03 10:14:52,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2066 transitions. [2018-10-03 10:14:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1038 states and 2068 transitions. [2018-10-03 10:14:52,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2068 transitions. [2018-10-03 10:14:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1039 states and 2070 transitions. [2018-10-03 10:14:52,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2070 transitions. [2018-10-03 10:14:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1040 states and 2072 transitions. [2018-10-03 10:14:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2072 transitions. [2018-10-03 10:14:52,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1041 states and 2074 transitions. [2018-10-03 10:14:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2074 transitions. [2018-10-03 10:14:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1042 states and 2076 transitions. [2018-10-03 10:14:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2076 transitions. [2018-10-03 10:14:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1043 states and 2078 transitions. [2018-10-03 10:14:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2078 transitions. [2018-10-03 10:14:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1044 states and 2080 transitions. [2018-10-03 10:14:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2080 transitions. [2018-10-03 10:14:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1045 states and 2082 transitions. [2018-10-03 10:14:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2082 transitions. [2018-10-03 10:14:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1046 states and 2084 transitions. [2018-10-03 10:14:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2084 transitions. [2018-10-03 10:14:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:52,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1047 states and 2086 transitions. [2018-10-03 10:14:52,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2086 transitions. [2018-10-03 10:14:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:52,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:52,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1048 states and 2088 transitions. [2018-10-03 10:14:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2088 transitions. [2018-10-03 10:14:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1049 states and 2090 transitions. [2018-10-03 10:14:53,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2090 transitions. [2018-10-03 10:14:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1050 states and 2092 transitions. [2018-10-03 10:14:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2092 transitions. [2018-10-03 10:14:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,232 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1051 states and 2094 transitions. [2018-10-03 10:14:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2094 transitions. [2018-10-03 10:14:53,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1052 states and 2096 transitions. [2018-10-03 10:14:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2096 transitions. [2018-10-03 10:14:53,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1053 states and 2098 transitions. [2018-10-03 10:14:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2098 transitions. [2018-10-03 10:14:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,519 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1054 states and 2100 transitions. [2018-10-03 10:14:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2100 transitions. [2018-10-03 10:14:53,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1055 states and 2102 transitions. [2018-10-03 10:14:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2102 transitions. [2018-10-03 10:14:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1056 states and 2104 transitions. [2018-10-03 10:14:53,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2104 transitions. [2018-10-03 10:14:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:53,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1057 states and 2106 transitions. [2018-10-03 10:14:53,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2106 transitions. [2018-10-03 10:14:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:53,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:53,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1058 states and 2108 transitions. [2018-10-03 10:14:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2108 transitions. [2018-10-03 10:14:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1059 states and 2110 transitions. [2018-10-03 10:14:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2110 transitions. [2018-10-03 10:14:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1060 states and 2112 transitions. [2018-10-03 10:14:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2112 transitions. [2018-10-03 10:14:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1061 states and 2114 transitions. [2018-10-03 10:14:54,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2114 transitions. [2018-10-03 10:14:54,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1062 states and 2116 transitions. [2018-10-03 10:14:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2116 transitions. [2018-10-03 10:14:54,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1063 states and 2118 transitions. [2018-10-03 10:14:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2118 transitions. [2018-10-03 10:14:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1064 states and 2120 transitions. [2018-10-03 10:14:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2120 transitions. [2018-10-03 10:14:54,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1065 states and 2122 transitions. [2018-10-03 10:14:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2122 transitions. [2018-10-03 10:14:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1066 states and 2124 transitions. [2018-10-03 10:14:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2124 transitions. [2018-10-03 10:14:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1067 states and 2126 transitions. [2018-10-03 10:14:54,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2126 transitions. [2018-10-03 10:14:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1068 states and 2128 transitions. [2018-10-03 10:14:54,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2128 transitions. [2018-10-03 10:14:54,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:54,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1069 states and 2130 transitions. [2018-10-03 10:14:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2130 transitions. [2018-10-03 10:14:54,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:54,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:54,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1070 states and 2132 transitions. [2018-10-03 10:14:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2132 transitions. [2018-10-03 10:14:55,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1071 states and 2134 transitions. [2018-10-03 10:14:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2134 transitions. [2018-10-03 10:14:55,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1072 states and 2136 transitions. [2018-10-03 10:14:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2136 transitions. [2018-10-03 10:14:55,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1073 states and 2138 transitions. [2018-10-03 10:14:55,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2138 transitions. [2018-10-03 10:14:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1074 states and 2140 transitions. [2018-10-03 10:14:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2140 transitions. [2018-10-03 10:14:55,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1075 states and 2142 transitions. [2018-10-03 10:14:55,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2142 transitions. [2018-10-03 10:14:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1076 states and 2144 transitions. [2018-10-03 10:14:55,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2144 transitions. [2018-10-03 10:14:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1077 states and 2146 transitions. [2018-10-03 10:14:55,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2146 transitions. [2018-10-03 10:14:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1078 states and 2148 transitions. [2018-10-03 10:14:55,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2148 transitions. [2018-10-03 10:14:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:55,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1079 states and 2150 transitions. [2018-10-03 10:14:55,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2150 transitions. [2018-10-03 10:14:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:55,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:55,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1080 states and 2152 transitions. [2018-10-03 10:14:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2152 transitions. [2018-10-03 10:14:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1081 states and 2154 transitions. [2018-10-03 10:14:56,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2154 transitions. [2018-10-03 10:14:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1082 states and 2156 transitions. [2018-10-03 10:14:56,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2156 transitions. [2018-10-03 10:14:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1083 states and 2158 transitions. [2018-10-03 10:14:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2158 transitions. [2018-10-03 10:14:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1084 states and 2160 transitions. [2018-10-03 10:14:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2160 transitions. [2018-10-03 10:14:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1085 states and 2162 transitions. [2018-10-03 10:14:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2162 transitions. [2018-10-03 10:14:56,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1086 states and 2164 transitions. [2018-10-03 10:14:56,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2164 transitions. [2018-10-03 10:14:56,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1087 states and 2166 transitions. [2018-10-03 10:14:56,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2166 transitions. [2018-10-03 10:14:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1088 states and 2168 transitions. [2018-10-03 10:14:56,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2168 transitions. [2018-10-03 10:14:56,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1089 states and 2170 transitions. [2018-10-03 10:14:56,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2170 transitions. [2018-10-03 10:14:56,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:56,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1090 states and 2172 transitions. [2018-10-03 10:14:56,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2172 transitions. [2018-10-03 10:14:56,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:56,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1091 states and 2174 transitions. [2018-10-03 10:14:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2174 transitions. [2018-10-03 10:14:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1092 states and 2176 transitions. [2018-10-03 10:14:57,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 2176 transitions. [2018-10-03 10:14:57,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1093 states and 2178 transitions. [2018-10-03 10:14:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2178 transitions. [2018-10-03 10:14:57,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1094 states and 2180 transitions. [2018-10-03 10:14:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2180 transitions. [2018-10-03 10:14:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1095 states and 2182 transitions. [2018-10-03 10:14:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2182 transitions. [2018-10-03 10:14:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1096 states and 2184 transitions. [2018-10-03 10:14:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2184 transitions. [2018-10-03 10:14:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1097 states and 2186 transitions. [2018-10-03 10:14:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2186 transitions. [2018-10-03 10:14:57,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1098 states and 2188 transitions. [2018-10-03 10:14:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2188 transitions. [2018-10-03 10:14:57,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1099 states and 2190 transitions. [2018-10-03 10:14:57,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2190 transitions. [2018-10-03 10:14:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1100 states and 2192 transitions. [2018-10-03 10:14:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2192 transitions. [2018-10-03 10:14:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1101 states and 2194 transitions. [2018-10-03 10:14:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2194 transitions. [2018-10-03 10:14:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:57,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:57,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1102 states and 2196 transitions. [2018-10-03 10:14:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2196 transitions. [2018-10-03 10:14:58,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1103 states and 2198 transitions. [2018-10-03 10:14:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2198 transitions. [2018-10-03 10:14:58,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1104 states and 2200 transitions. [2018-10-03 10:14:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2200 transitions. [2018-10-03 10:14:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1105 states and 2202 transitions. [2018-10-03 10:14:58,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2202 transitions. [2018-10-03 10:14:58,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1106 states and 2204 transitions. [2018-10-03 10:14:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2204 transitions. [2018-10-03 10:14:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1107 states and 2206 transitions. [2018-10-03 10:14:58,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2206 transitions. [2018-10-03 10:14:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1108 states and 2208 transitions. [2018-10-03 10:14:58,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2208 transitions. [2018-10-03 10:14:58,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1109 states and 2210 transitions. [2018-10-03 10:14:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2210 transitions. [2018-10-03 10:14:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1110 states and 2212 transitions. [2018-10-03 10:14:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2212 transitions. [2018-10-03 10:14:58,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:58,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:58,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1111 states and 2214 transitions. [2018-10-03 10:14:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2214 transitions. [2018-10-03 10:14:59,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1112 states and 2216 transitions. [2018-10-03 10:14:59,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2216 transitions. [2018-10-03 10:14:59,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1113 states and 2218 transitions. [2018-10-03 10:14:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2218 transitions. [2018-10-03 10:14:59,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1114 states and 2220 transitions. [2018-10-03 10:14:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2220 transitions. [2018-10-03 10:14:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1115 states and 2222 transitions. [2018-10-03 10:14:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2222 transitions. [2018-10-03 10:14:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1116 states and 2224 transitions. [2018-10-03 10:14:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2224 transitions. [2018-10-03 10:14:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1117 states and 2226 transitions. [2018-10-03 10:14:59,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2226 transitions. [2018-10-03 10:14:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1118 states and 2228 transitions. [2018-10-03 10:14:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2228 transitions. [2018-10-03 10:14:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1119 states and 2230 transitions. [2018-10-03 10:14:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2230 transitions. [2018-10-03 10:14:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1120 states and 2232 transitions. [2018-10-03 10:14:59,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2232 transitions. [2018-10-03 10:14:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1121 states and 2234 transitions. [2018-10-03 10:14:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2234 transitions. [2018-10-03 10:14:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:14:59,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:14:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1122 states and 2236 transitions. [2018-10-03 10:14:59,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2236 transitions. [2018-10-03 10:14:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:14:59,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:14:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:14:59,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:14:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1123 states and 2238 transitions. [2018-10-03 10:15:00,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2238 transitions. [2018-10-03 10:15:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1124 states and 2240 transitions. [2018-10-03 10:15:00,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2240 transitions. [2018-10-03 10:15:00,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1125 states and 2242 transitions. [2018-10-03 10:15:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2242 transitions. [2018-10-03 10:15:00,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1126 states and 2244 transitions. [2018-10-03 10:15:00,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2244 transitions. [2018-10-03 10:15:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1127 states and 2246 transitions. [2018-10-03 10:15:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2246 transitions. [2018-10-03 10:15:00,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1128 states and 2248 transitions. [2018-10-03 10:15:00,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2248 transitions. [2018-10-03 10:15:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1129 states and 2250 transitions. [2018-10-03 10:15:00,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2250 transitions. [2018-10-03 10:15:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1130 states and 2252 transitions. [2018-10-03 10:15:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2252 transitions. [2018-10-03 10:15:00,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1131 states and 2254 transitions. [2018-10-03 10:15:00,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2254 transitions. [2018-10-03 10:15:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1132 states and 2256 transitions. [2018-10-03 10:15:00,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2256 transitions. [2018-10-03 10:15:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:00,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1133 states and 2258 transitions. [2018-10-03 10:15:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2258 transitions. [2018-10-03 10:15:00,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:00,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:00,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1134 states and 2260 transitions. [2018-10-03 10:15:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2260 transitions. [2018-10-03 10:15:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1135 states and 2262 transitions. [2018-10-03 10:15:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2262 transitions. [2018-10-03 10:15:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:01,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1136 states and 2264 transitions. [2018-10-03 10:15:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2264 transitions. [2018-10-03 10:15:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:01,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1137 states and 2266 transitions. [2018-10-03 10:15:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2266 transitions. [2018-10-03 10:15:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1138 states and 2268 transitions. [2018-10-03 10:15:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2268 transitions. [2018-10-03 10:15:01,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:01,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1139 states and 2270 transitions. [2018-10-03 10:15:01,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2270 transitions. [2018-10-03 10:15:01,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:01,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1140 states and 2272 transitions. [2018-10-03 10:15:01,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2272 transitions. [2018-10-03 10:15:01,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:01,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:01,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1141 states and 2274 transitions. [2018-10-03 10:15:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2274 transitions. [2018-10-03 10:15:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1142 states and 2276 transitions. [2018-10-03 10:15:02,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2276 transitions. [2018-10-03 10:15:02,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1143 states and 2278 transitions. [2018-10-03 10:15:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2278 transitions. [2018-10-03 10:15:02,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1144 states and 2280 transitions. [2018-10-03 10:15:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2280 transitions. [2018-10-03 10:15:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1145 states and 2282 transitions. [2018-10-03 10:15:02,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2282 transitions. [2018-10-03 10:15:02,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1146 states and 2284 transitions. [2018-10-03 10:15:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2284 transitions. [2018-10-03 10:15:02,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1147 states and 2286 transitions. [2018-10-03 10:15:02,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2286 transitions. [2018-10-03 10:15:02,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,601 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1148 states and 2288 transitions. [2018-10-03 10:15:02,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2288 transitions. [2018-10-03 10:15:02,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1149 states and 2290 transitions. [2018-10-03 10:15:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2290 transitions. [2018-10-03 10:15:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1150 states and 2292 transitions. [2018-10-03 10:15:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2292 transitions. [2018-10-03 10:15:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1151 states and 2294 transitions. [2018-10-03 10:15:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2294 transitions. [2018-10-03 10:15:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:02,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:02,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1152 states and 2296 transitions. [2018-10-03 10:15:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2296 transitions. [2018-10-03 10:15:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1153 states and 2298 transitions. [2018-10-03 10:15:03,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2298 transitions. [2018-10-03 10:15:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1154 states and 2300 transitions. [2018-10-03 10:15:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2300 transitions. [2018-10-03 10:15:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1155 states and 2302 transitions. [2018-10-03 10:15:03,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2302 transitions. [2018-10-03 10:15:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1156 states and 2304 transitions. [2018-10-03 10:15:03,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2304 transitions. [2018-10-03 10:15:03,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1157 states and 2306 transitions. [2018-10-03 10:15:03,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2306 transitions. [2018-10-03 10:15:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1158 states and 2308 transitions. [2018-10-03 10:15:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2308 transitions. [2018-10-03 10:15:03,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1159 states and 2310 transitions. [2018-10-03 10:15:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2310 transitions. [2018-10-03 10:15:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1160 states and 2312 transitions. [2018-10-03 10:15:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2312 transitions. [2018-10-03 10:15:03,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1161 states and 2314 transitions. [2018-10-03 10:15:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2314 transitions. [2018-10-03 10:15:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:03,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:03,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1162 states and 2316 transitions. [2018-10-03 10:15:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2316 transitions. [2018-10-03 10:15:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1163 states and 2318 transitions. [2018-10-03 10:15:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2318 transitions. [2018-10-03 10:15:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1164 states and 2320 transitions. [2018-10-03 10:15:04,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2320 transitions. [2018-10-03 10:15:04,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1165 states and 2322 transitions. [2018-10-03 10:15:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2322 transitions. [2018-10-03 10:15:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1166 states and 2324 transitions. [2018-10-03 10:15:04,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2324 transitions. [2018-10-03 10:15:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1167 states and 2326 transitions. [2018-10-03 10:15:04,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2326 transitions. [2018-10-03 10:15:04,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1168 states and 2328 transitions. [2018-10-03 10:15:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2328 transitions. [2018-10-03 10:15:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1169 states and 2330 transitions. [2018-10-03 10:15:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2330 transitions. [2018-10-03 10:15:04,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1170 states and 2332 transitions. [2018-10-03 10:15:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2332 transitions. [2018-10-03 10:15:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1171 states and 2334 transitions. [2018-10-03 10:15:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2334 transitions. [2018-10-03 10:15:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1172 states and 2336 transitions. [2018-10-03 10:15:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2336 transitions. [2018-10-03 10:15:04,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:04,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:04,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1173 states and 2338 transitions. [2018-10-03 10:15:04,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2338 transitions. [2018-10-03 10:15:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:04,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:04,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1174 states and 2340 transitions. [2018-10-03 10:15:05,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2340 transitions. [2018-10-03 10:15:05,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1175 states and 2342 transitions. [2018-10-03 10:15:05,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2342 transitions. [2018-10-03 10:15:05,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1176 states and 2344 transitions. [2018-10-03 10:15:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2344 transitions. [2018-10-03 10:15:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1177 states and 2346 transitions. [2018-10-03 10:15:05,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2346 transitions. [2018-10-03 10:15:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1178 states and 2348 transitions. [2018-10-03 10:15:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2348 transitions. [2018-10-03 10:15:05,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1179 states and 2350 transitions. [2018-10-03 10:15:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2350 transitions. [2018-10-03 10:15:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1180 states and 2352 transitions. [2018-10-03 10:15:05,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2352 transitions. [2018-10-03 10:15:05,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1181 states and 2354 transitions. [2018-10-03 10:15:05,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2354 transitions. [2018-10-03 10:15:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1182 states and 2356 transitions. [2018-10-03 10:15:05,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2356 transitions. [2018-10-03 10:15:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1183 states and 2358 transitions. [2018-10-03 10:15:05,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2358 transitions. [2018-10-03 10:15:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:05,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1184 states and 2360 transitions. [2018-10-03 10:15:05,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2360 transitions. [2018-10-03 10:15:05,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:05,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:05,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1185 states and 2362 transitions. [2018-10-03 10:15:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2362 transitions. [2018-10-03 10:15:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1186 states and 2364 transitions. [2018-10-03 10:15:06,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2364 transitions. [2018-10-03 10:15:06,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1187 states and 2366 transitions. [2018-10-03 10:15:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2366 transitions. [2018-10-03 10:15:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1188 states and 2368 transitions. [2018-10-03 10:15:06,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2368 transitions. [2018-10-03 10:15:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1189 states and 2370 transitions. [2018-10-03 10:15:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2370 transitions. [2018-10-03 10:15:06,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1190 states and 2372 transitions. [2018-10-03 10:15:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 2372 transitions. [2018-10-03 10:15:06,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1191 states and 2374 transitions. [2018-10-03 10:15:06,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2374 transitions. [2018-10-03 10:15:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1192 states and 2376 transitions. [2018-10-03 10:15:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2376 transitions. [2018-10-03 10:15:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1193 states and 2378 transitions. [2018-10-03 10:15:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2378 transitions. [2018-10-03 10:15:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1194 states and 2380 transitions. [2018-10-03 10:15:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2380 transitions. [2018-10-03 10:15:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:06,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1195 states and 2382 transitions. [2018-10-03 10:15:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2382 transitions. [2018-10-03 10:15:06,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:06,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:06,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:06,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1196 states and 2384 transitions. [2018-10-03 10:15:07,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2384 transitions. [2018-10-03 10:15:07,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1197 states and 2386 transitions. [2018-10-03 10:15:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2386 transitions. [2018-10-03 10:15:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1198 states and 2388 transitions. [2018-10-03 10:15:07,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2388 transitions. [2018-10-03 10:15:07,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1199 states and 2390 transitions. [2018-10-03 10:15:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2390 transitions. [2018-10-03 10:15:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1200 states and 2392 transitions. [2018-10-03 10:15:07,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2392 transitions. [2018-10-03 10:15:07,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1201 states and 2394 transitions. [2018-10-03 10:15:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2394 transitions. [2018-10-03 10:15:07,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1202 states and 2396 transitions. [2018-10-03 10:15:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2396 transitions. [2018-10-03 10:15:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:07,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1203 states and 2398 transitions. [2018-10-03 10:15:07,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2398 transitions. [2018-10-03 10:15:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:07,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:07,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1204 states and 2400 transitions. [2018-10-03 10:15:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2400 transitions. [2018-10-03 10:15:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1205 states and 2402 transitions. [2018-10-03 10:15:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2402 transitions. [2018-10-03 10:15:08,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1206 states and 2404 transitions. [2018-10-03 10:15:08,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2404 transitions. [2018-10-03 10:15:08,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1207 states and 2406 transitions. [2018-10-03 10:15:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2406 transitions. [2018-10-03 10:15:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1208 states and 2408 transitions. [2018-10-03 10:15:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2408 transitions. [2018-10-03 10:15:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1209 states and 2410 transitions. [2018-10-03 10:15:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2410 transitions. [2018-10-03 10:15:08,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1210 states and 2412 transitions. [2018-10-03 10:15:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 2412 transitions. [2018-10-03 10:15:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1211 states and 2414 transitions. [2018-10-03 10:15:08,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2414 transitions. [2018-10-03 10:15:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1212 states and 2416 transitions. [2018-10-03 10:15:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2416 transitions. [2018-10-03 10:15:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:08,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1213 states and 2418 transitions. [2018-10-03 10:15:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2418 transitions. [2018-10-03 10:15:08,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:08,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:08,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:08,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1214 states and 2420 transitions. [2018-10-03 10:15:09,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2420 transitions. [2018-10-03 10:15:09,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1215 states and 2422 transitions. [2018-10-03 10:15:09,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2422 transitions. [2018-10-03 10:15:09,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1216 states and 2424 transitions. [2018-10-03 10:15:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2424 transitions. [2018-10-03 10:15:09,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1217 states and 2426 transitions. [2018-10-03 10:15:09,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 2426 transitions. [2018-10-03 10:15:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1218 states and 2428 transitions. [2018-10-03 10:15:09,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2428 transitions. [2018-10-03 10:15:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1219 states and 2430 transitions. [2018-10-03 10:15:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2430 transitions. [2018-10-03 10:15:09,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1220 states and 2432 transitions. [2018-10-03 10:15:09,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2432 transitions. [2018-10-03 10:15:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1221 states and 2434 transitions. [2018-10-03 10:15:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 2434 transitions. [2018-10-03 10:15:09,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 1222 states and 2436 transitions. [2018-10-03 10:15:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2436 transitions. [2018-10-03 10:15:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:09,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1223 states and 2438 transitions. [2018-10-03 10:15:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2438 transitions. [2018-10-03 10:15:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:09,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:09,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1224 states and 2440 transitions. [2018-10-03 10:15:10,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2440 transitions. [2018-10-03 10:15:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1225 states and 2442 transitions. [2018-10-03 10:15:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2442 transitions. [2018-10-03 10:15:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1226 states and 2444 transitions. [2018-10-03 10:15:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2444 transitions. [2018-10-03 10:15:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1227 states and 2446 transitions. [2018-10-03 10:15:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2446 transitions. [2018-10-03 10:15:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 1228 states and 2448 transitions. [2018-10-03 10:15:10,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2448 transitions. [2018-10-03 10:15:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1229 states and 2450 transitions. [2018-10-03 10:15:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2450 transitions. [2018-10-03 10:15:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1230 states and 2452 transitions. [2018-10-03 10:15:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2452 transitions. [2018-10-03 10:15:10,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1231 states and 2454 transitions. [2018-10-03 10:15:10,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2454 transitions. [2018-10-03 10:15:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1232 states and 2456 transitions. [2018-10-03 10:15:10,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2456 transitions. [2018-10-03 10:15:10,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 1233 states and 2458 transitions. [2018-10-03 10:15:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2458 transitions. [2018-10-03 10:15:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:10,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:10,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1234 states and 2460 transitions. [2018-10-03 10:15:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2460 transitions. [2018-10-03 10:15:10,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:10,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:10,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1235 states and 2462 transitions. [2018-10-03 10:15:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2462 transitions. [2018-10-03 10:15:11,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1236 states and 2464 transitions. [2018-10-03 10:15:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2464 transitions. [2018-10-03 10:15:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 1237 states and 2466 transitions. [2018-10-03 10:15:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2466 transitions. [2018-10-03 10:15:11,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1238 states and 2468 transitions. [2018-10-03 10:15:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2468 transitions. [2018-10-03 10:15:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 1239 states and 2470 transitions. [2018-10-03 10:15:11,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2470 transitions. [2018-10-03 10:15:11,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 1240 states and 2472 transitions. [2018-10-03 10:15:11,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2472 transitions. [2018-10-03 10:15:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 1241 states and 2474 transitions. [2018-10-03 10:15:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2474 transitions. [2018-10-03 10:15:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1242 states and 2476 transitions. [2018-10-03 10:15:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2476 transitions. [2018-10-03 10:15:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 1243 states and 2478 transitions. [2018-10-03 10:15:11,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2478 transitions. [2018-10-03 10:15:11,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 1244 states and 2480 transitions. [2018-10-03 10:15:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2480 transitions. [2018-10-03 10:15:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:11,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:11,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 1245 states and 2482 transitions. [2018-10-03 10:15:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2482 transitions. [2018-10-03 10:15:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 1246 states and 2484 transitions. [2018-10-03 10:15:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2484 transitions. [2018-10-03 10:15:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1247 states and 2486 transitions. [2018-10-03 10:15:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2486 transitions. [2018-10-03 10:15:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 1248 states and 2488 transitions. [2018-10-03 10:15:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2488 transitions. [2018-10-03 10:15:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 1249 states and 2490 transitions. [2018-10-03 10:15:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2490 transitions. [2018-10-03 10:15:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1250 states and 2492 transitions. [2018-10-03 10:15:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2492 transitions. [2018-10-03 10:15:12,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1251 states and 2494 transitions. [2018-10-03 10:15:12,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2494 transitions. [2018-10-03 10:15:12,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1252 states and 2496 transitions. [2018-10-03 10:15:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2496 transitions. [2018-10-03 10:15:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1253 states and 2498 transitions. [2018-10-03 10:15:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2498 transitions. [2018-10-03 10:15:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1254 states and 2500 transitions. [2018-10-03 10:15:12,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2500 transitions. [2018-10-03 10:15:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:12,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 1255 states and 2502 transitions. [2018-10-03 10:15:12,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2502 transitions. [2018-10-03 10:15:12,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:12,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:12,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:12,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 1256 states and 2504 transitions. [2018-10-03 10:15:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2504 transitions. [2018-10-03 10:15:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1257 states and 2506 transitions. [2018-10-03 10:15:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2506 transitions. [2018-10-03 10:15:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 1258 states and 2508 transitions. [2018-10-03 10:15:13,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 2508 transitions. [2018-10-03 10:15:13,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 1259 states and 2510 transitions. [2018-10-03 10:15:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2510 transitions. [2018-10-03 10:15:13,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1260 states and 2512 transitions. [2018-10-03 10:15:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2512 transitions. [2018-10-03 10:15:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 1261 states and 2514 transitions. [2018-10-03 10:15:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2514 transitions. [2018-10-03 10:15:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 1262 states and 2516 transitions. [2018-10-03 10:15:13,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2516 transitions. [2018-10-03 10:15:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1263 states and 2518 transitions. [2018-10-03 10:15:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2518 transitions. [2018-10-03 10:15:13,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1264 states and 2520 transitions. [2018-10-03 10:15:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2520 transitions. [2018-10-03 10:15:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1265 states and 2522 transitions. [2018-10-03 10:15:13,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2522 transitions. [2018-10-03 10:15:13,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:13,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 1266 states and 2524 transitions. [2018-10-03 10:15:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2524 transitions. [2018-10-03 10:15:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:13,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:13,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1267 states and 2526 transitions. [2018-10-03 10:15:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2526 transitions. [2018-10-03 10:15:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 1268 states and 2528 transitions. [2018-10-03 10:15:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2528 transitions. [2018-10-03 10:15:14,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 1269 states and 2530 transitions. [2018-10-03 10:15:14,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2530 transitions. [2018-10-03 10:15:14,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 1270 states and 2532 transitions. [2018-10-03 10:15:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2532 transitions. [2018-10-03 10:15:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 1271 states and 2534 transitions. [2018-10-03 10:15:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2534 transitions. [2018-10-03 10:15:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1272 states and 2536 transitions. [2018-10-03 10:15:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2536 transitions. [2018-10-03 10:15:14,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1273 states and 2538 transitions. [2018-10-03 10:15:14,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2538 transitions. [2018-10-03 10:15:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1274 states and 2540 transitions. [2018-10-03 10:15:14,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2540 transitions. [2018-10-03 10:15:14,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1275 states and 2542 transitions. [2018-10-03 10:15:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2542 transitions. [2018-10-03 10:15:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 1276 states and 2544 transitions. [2018-10-03 10:15:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2544 transitions. [2018-10-03 10:15:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:14,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:14,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 1277 states and 2546 transitions. [2018-10-03 10:15:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2546 transitions. [2018-10-03 10:15:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 1278 states and 2548 transitions. [2018-10-03 10:15:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2548 transitions. [2018-10-03 10:15:15,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1279 states and 2550 transitions. [2018-10-03 10:15:15,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2550 transitions. [2018-10-03 10:15:15,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 1280 states and 2552 transitions. [2018-10-03 10:15:15,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2552 transitions. [2018-10-03 10:15:15,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1281 states and 2554 transitions. [2018-10-03 10:15:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2554 transitions. [2018-10-03 10:15:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1282 states and 2556 transitions. [2018-10-03 10:15:15,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2556 transitions. [2018-10-03 10:15:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1283 states and 2558 transitions. [2018-10-03 10:15:15,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2558 transitions. [2018-10-03 10:15:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1284 states and 2560 transitions. [2018-10-03 10:15:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2560 transitions. [2018-10-03 10:15:15,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1285 states and 2562 transitions. [2018-10-03 10:15:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2562 transitions. [2018-10-03 10:15:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:15,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:15,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1286 states and 2564 transitions. [2018-10-03 10:15:15,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2564 transitions. [2018-10-03 10:15:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:15,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:15,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1287 states and 2566 transitions. [2018-10-03 10:15:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 2566 transitions. [2018-10-03 10:15:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 1288 states and 2568 transitions. [2018-10-03 10:15:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2568 transitions. [2018-10-03 10:15:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1289 states and 2570 transitions. [2018-10-03 10:15:16,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2570 transitions. [2018-10-03 10:15:16,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1290 states and 2572 transitions. [2018-10-03 10:15:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2572 transitions. [2018-10-03 10:15:16,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1291 states and 2574 transitions. [2018-10-03 10:15:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2574 transitions. [2018-10-03 10:15:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1292 states and 2576 transitions. [2018-10-03 10:15:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2576 transitions. [2018-10-03 10:15:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1293 states and 2578 transitions. [2018-10-03 10:15:16,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2578 transitions. [2018-10-03 10:15:16,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1294 states and 2580 transitions. [2018-10-03 10:15:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2580 transitions. [2018-10-03 10:15:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1295 states and 2582 transitions. [2018-10-03 10:15:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2582 transitions. [2018-10-03 10:15:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 1296 states and 2584 transitions. [2018-10-03 10:15:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2584 transitions. [2018-10-03 10:15:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:16,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1297 states and 2586 transitions. [2018-10-03 10:15:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2586 transitions. [2018-10-03 10:15:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:16,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:16,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1298 states and 2588 transitions. [2018-10-03 10:15:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2588 transitions. [2018-10-03 10:15:17,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 1299 states and 2590 transitions. [2018-10-03 10:15:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2590 transitions. [2018-10-03 10:15:17,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 1300 states and 2592 transitions. [2018-10-03 10:15:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2592 transitions. [2018-10-03 10:15:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 1301 states and 2594 transitions. [2018-10-03 10:15:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2594 transitions. [2018-10-03 10:15:17,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 1302 states and 2596 transitions. [2018-10-03 10:15:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2596 transitions. [2018-10-03 10:15:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 1303 states and 2598 transitions. [2018-10-03 10:15:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2598 transitions. [2018-10-03 10:15:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1304 states and 2600 transitions. [2018-10-03 10:15:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2600 transitions. [2018-10-03 10:15:17,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 1305 states and 2602 transitions. [2018-10-03 10:15:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2602 transitions. [2018-10-03 10:15:17,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1306 states and 2604 transitions. [2018-10-03 10:15:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2604 transitions. [2018-10-03 10:15:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:17,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:17,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 1307 states and 2606 transitions. [2018-10-03 10:15:17,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2606 transitions. [2018-10-03 10:15:17,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:17,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:17,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 1308 states and 2608 transitions. [2018-10-03 10:15:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2608 transitions. [2018-10-03 10:15:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 1309 states and 2610 transitions. [2018-10-03 10:15:18,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2610 transitions. [2018-10-03 10:15:18,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1310 states and 2612 transitions. [2018-10-03 10:15:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2612 transitions. [2018-10-03 10:15:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 1311 states and 2614 transitions. [2018-10-03 10:15:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2614 transitions. [2018-10-03 10:15:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1312 states and 2616 transitions. [2018-10-03 10:15:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2616 transitions. [2018-10-03 10:15:18,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 1313 states and 2618 transitions. [2018-10-03 10:15:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2618 transitions. [2018-10-03 10:15:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1314 states and 2620 transitions. [2018-10-03 10:15:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2620 transitions. [2018-10-03 10:15:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1315 states and 2622 transitions. [2018-10-03 10:15:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2622 transitions. [2018-10-03 10:15:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 1316 states and 2624 transitions. [2018-10-03 10:15:18,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2624 transitions. [2018-10-03 10:15:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1317 states and 2626 transitions. [2018-10-03 10:15:18,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2626 transitions. [2018-10-03 10:15:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 1318 states and 2628 transitions. [2018-10-03 10:15:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 2628 transitions. [2018-10-03 10:15:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:18,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:18,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 1319 states and 2630 transitions. [2018-10-03 10:15:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2630 transitions. [2018-10-03 10:15:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1320 states and 2632 transitions. [2018-10-03 10:15:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2632 transitions. [2018-10-03 10:15:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 1321 states and 2634 transitions. [2018-10-03 10:15:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 2634 transitions. [2018-10-03 10:15:19,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 1322 states and 2636 transitions. [2018-10-03 10:15:19,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 2636 transitions. [2018-10-03 10:15:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1323 states and 2638 transitions. [2018-10-03 10:15:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2638 transitions. [2018-10-03 10:15:19,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 1324 states and 2640 transitions. [2018-10-03 10:15:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2640 transitions. [2018-10-03 10:15:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 1325 states and 2642 transitions. [2018-10-03 10:15:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2642 transitions. [2018-10-03 10:15:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1326 states and 2644 transitions. [2018-10-03 10:15:19,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2644 transitions. [2018-10-03 10:15:19,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 1327 states and 2646 transitions. [2018-10-03 10:15:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2646 transitions. [2018-10-03 10:15:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 1328 states and 2648 transitions. [2018-10-03 10:15:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2648 transitions. [2018-10-03 10:15:19,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:19,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:19,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 1329 states and 2650 transitions. [2018-10-03 10:15:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2650 transitions. [2018-10-03 10:15:20,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1330 states and 2652 transitions. [2018-10-03 10:15:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2652 transitions. [2018-10-03 10:15:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 1331 states and 2654 transitions. [2018-10-03 10:15:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2654 transitions. [2018-10-03 10:15:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 1332 states and 2656 transitions. [2018-10-03 10:15:20,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2656 transitions. [2018-10-03 10:15:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1333 states and 2658 transitions. [2018-10-03 10:15:20,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2658 transitions. [2018-10-03 10:15:20,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 1334 states and 2660 transitions. [2018-10-03 10:15:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2660 transitions. [2018-10-03 10:15:20,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1335 states and 2662 transitions. [2018-10-03 10:15:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 2662 transitions. [2018-10-03 10:15:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1336 states and 2664 transitions. [2018-10-03 10:15:20,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2664 transitions. [2018-10-03 10:15:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1337 states and 2666 transitions. [2018-10-03 10:15:20,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2666 transitions. [2018-10-03 10:15:20,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1338 states and 2668 transitions. [2018-10-03 10:15:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2668 transitions. [2018-10-03 10:15:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:20,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:20,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 1339 states and 2670 transitions. [2018-10-03 10:15:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2670 transitions. [2018-10-03 10:15:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1340 states and 2672 transitions. [2018-10-03 10:15:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2672 transitions. [2018-10-03 10:15:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 1341 states and 2674 transitions. [2018-10-03 10:15:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2674 transitions. [2018-10-03 10:15:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 1342 states and 2676 transitions. [2018-10-03 10:15:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2676 transitions. [2018-10-03 10:15:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1343 states and 2678 transitions. [2018-10-03 10:15:21,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2678 transitions. [2018-10-03 10:15:21,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1344 states and 2680 transitions. [2018-10-03 10:15:21,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 2680 transitions. [2018-10-03 10:15:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 1345 states and 2682 transitions. [2018-10-03 10:15:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2682 transitions. [2018-10-03 10:15:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1346 states and 2684 transitions. [2018-10-03 10:15:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 2684 transitions. [2018-10-03 10:15:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1347 states and 2686 transitions. [2018-10-03 10:15:21,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2686 transitions. [2018-10-03 10:15:21,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 1348 states and 2688 transitions. [2018-10-03 10:15:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2688 transitions. [2018-10-03 10:15:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:21,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:21,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 1349 states and 2690 transitions. [2018-10-03 10:15:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2690 transitions. [2018-10-03 10:15:21,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:21,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 1350 states and 2692 transitions. [2018-10-03 10:15:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2692 transitions. [2018-10-03 10:15:22,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1351 states and 2694 transitions. [2018-10-03 10:15:22,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2694 transitions. [2018-10-03 10:15:22,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1352 states and 2696 transitions. [2018-10-03 10:15:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 2696 transitions. [2018-10-03 10:15:22,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1353 states and 2698 transitions. [2018-10-03 10:15:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2698 transitions. [2018-10-03 10:15:22,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1354 states and 2700 transitions. [2018-10-03 10:15:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2700 transitions. [2018-10-03 10:15:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1355 states and 2702 transitions. [2018-10-03 10:15:22,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2702 transitions. [2018-10-03 10:15:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1356 states and 2704 transitions. [2018-10-03 10:15:22,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2704 transitions. [2018-10-03 10:15:22,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1357 states and 2706 transitions. [2018-10-03 10:15:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 2706 transitions. [2018-10-03 10:15:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:22,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:22,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1358 states and 2708 transitions. [2018-10-03 10:15:23,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2708 transitions. [2018-10-03 10:15:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1359 states and 2710 transitions. [2018-10-03 10:15:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2710 transitions. [2018-10-03 10:15:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1360 states and 2712 transitions. [2018-10-03 10:15:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2712 transitions. [2018-10-03 10:15:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1361 states and 2714 transitions. [2018-10-03 10:15:23,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2714 transitions. [2018-10-03 10:15:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1362 states and 2716 transitions. [2018-10-03 10:15:23,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2716 transitions. [2018-10-03 10:15:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 1363 states and 2718 transitions. [2018-10-03 10:15:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 2718 transitions. [2018-10-03 10:15:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 1364 states and 2720 transitions. [2018-10-03 10:15:23,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2720 transitions. [2018-10-03 10:15:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1365 states and 2722 transitions. [2018-10-03 10:15:23,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2722 transitions. [2018-10-03 10:15:23,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1366 states and 2724 transitions. [2018-10-03 10:15:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2724 transitions. [2018-10-03 10:15:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1367 states and 2726 transitions. [2018-10-03 10:15:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 2726 transitions. [2018-10-03 10:15:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1368 states and 2728 transitions. [2018-10-03 10:15:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2728 transitions. [2018-10-03 10:15:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:23,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:23,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 1369 states and 2730 transitions. [2018-10-03 10:15:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2730 transitions. [2018-10-03 10:15:24,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1370 states and 2732 transitions. [2018-10-03 10:15:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2732 transitions. [2018-10-03 10:15:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1371 states and 2734 transitions. [2018-10-03 10:15:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2734 transitions. [2018-10-03 10:15:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1372 states and 2736 transitions. [2018-10-03 10:15:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2736 transitions. [2018-10-03 10:15:24,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1373 states and 2738 transitions. [2018-10-03 10:15:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2738 transitions. [2018-10-03 10:15:24,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 1374 states and 2740 transitions. [2018-10-03 10:15:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2740 transitions. [2018-10-03 10:15:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1375 states and 2742 transitions. [2018-10-03 10:15:24,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 2742 transitions. [2018-10-03 10:15:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 1376 states and 2744 transitions. [2018-10-03 10:15:24,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2744 transitions. [2018-10-03 10:15:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:24,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1377 states and 2746 transitions. [2018-10-03 10:15:24,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2746 transitions. [2018-10-03 10:15:24,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:24,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:24,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 1378 states and 2748 transitions. [2018-10-03 10:15:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2748 transitions. [2018-10-03 10:15:25,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1379 states and 2750 transitions. [2018-10-03 10:15:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2750 transitions. [2018-10-03 10:15:25,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1380 states and 2752 transitions. [2018-10-03 10:15:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2752 transitions. [2018-10-03 10:15:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1381 states and 2754 transitions. [2018-10-03 10:15:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2754 transitions. [2018-10-03 10:15:25,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1382 states and 2756 transitions. [2018-10-03 10:15:25,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2756 transitions. [2018-10-03 10:15:25,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1383 states and 2758 transitions. [2018-10-03 10:15:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2758 transitions. [2018-10-03 10:15:25,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1384 states and 2760 transitions. [2018-10-03 10:15:25,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2760 transitions. [2018-10-03 10:15:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 1385 states and 2762 transitions. [2018-10-03 10:15:25,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2762 transitions. [2018-10-03 10:15:25,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1386 states and 2764 transitions. [2018-10-03 10:15:25,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2764 transitions. [2018-10-03 10:15:25,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1387 states and 2766 transitions. [2018-10-03 10:15:25,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2766 transitions. [2018-10-03 10:15:25,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1388 states and 2768 transitions. [2018-10-03 10:15:25,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2768 transitions. [2018-10-03 10:15:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:25,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:25,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1389 states and 2770 transitions. [2018-10-03 10:15:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2770 transitions. [2018-10-03 10:15:26,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1390 states and 2772 transitions. [2018-10-03 10:15:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2772 transitions. [2018-10-03 10:15:26,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1391 states and 2774 transitions. [2018-10-03 10:15:26,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 2774 transitions. [2018-10-03 10:15:26,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 1392 states and 2776 transitions. [2018-10-03 10:15:26,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2776 transitions. [2018-10-03 10:15:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 1393 states and 2778 transitions. [2018-10-03 10:15:26,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 2778 transitions. [2018-10-03 10:15:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1394 states and 2780 transitions. [2018-10-03 10:15:26,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2780 transitions. [2018-10-03 10:15:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1395 states and 2782 transitions. [2018-10-03 10:15:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2782 transitions. [2018-10-03 10:15:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1396 states and 2784 transitions. [2018-10-03 10:15:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2784 transitions. [2018-10-03 10:15:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 1397 states and 2786 transitions. [2018-10-03 10:15:26,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2786 transitions. [2018-10-03 10:15:26,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:26,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1398 states and 2788 transitions. [2018-10-03 10:15:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2788 transitions. [2018-10-03 10:15:26,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:26,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:26,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 1399 states and 2790 transitions. [2018-10-03 10:15:27,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2790 transitions. [2018-10-03 10:15:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1400 states and 2792 transitions. [2018-10-03 10:15:27,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2792 transitions. [2018-10-03 10:15:27,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 1401 states and 2794 transitions. [2018-10-03 10:15:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 2794 transitions. [2018-10-03 10:15:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1402 states and 2796 transitions. [2018-10-03 10:15:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2796 transitions. [2018-10-03 10:15:27,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1403 states and 2798 transitions. [2018-10-03 10:15:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2798 transitions. [2018-10-03 10:15:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1404 states and 2800 transitions. [2018-10-03 10:15:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2800 transitions. [2018-10-03 10:15:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1405 states and 2802 transitions. [2018-10-03 10:15:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2802 transitions. [2018-10-03 10:15:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1406 states and 2804 transitions. [2018-10-03 10:15:27,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2804 transitions. [2018-10-03 10:15:27,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1407 states and 2806 transitions. [2018-10-03 10:15:27,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2806 transitions. [2018-10-03 10:15:27,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1408 states and 2808 transitions. [2018-10-03 10:15:27,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2808 transitions. [2018-10-03 10:15:27,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:27,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:27,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 1409 states and 2810 transitions. [2018-10-03 10:15:28,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2810 transitions. [2018-10-03 10:15:28,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 1410 states and 2812 transitions. [2018-10-03 10:15:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2812 transitions. [2018-10-03 10:15:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1411 states and 2814 transitions. [2018-10-03 10:15:28,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2814 transitions. [2018-10-03 10:15:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 1412 states and 2816 transitions. [2018-10-03 10:15:28,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2816 transitions. [2018-10-03 10:15:28,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1413 states and 2818 transitions. [2018-10-03 10:15:28,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2818 transitions. [2018-10-03 10:15:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 1414 states and 2820 transitions. [2018-10-03 10:15:28,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2820 transitions. [2018-10-03 10:15:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1415 states and 2822 transitions. [2018-10-03 10:15:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2822 transitions. [2018-10-03 10:15:28,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1416 states and 2824 transitions. [2018-10-03 10:15:28,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2824 transitions. [2018-10-03 10:15:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1417 states and 2826 transitions. [2018-10-03 10:15:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2826 transitions. [2018-10-03 10:15:28,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:28,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:28,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:28,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:28,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1418 states and 2828 transitions. [2018-10-03 10:15:29,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2828 transitions. [2018-10-03 10:15:29,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1419 states and 2830 transitions. [2018-10-03 10:15:29,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2830 transitions. [2018-10-03 10:15:29,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 1420 states and 2832 transitions. [2018-10-03 10:15:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2832 transitions. [2018-10-03 10:15:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,192 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1421 states and 2834 transitions. [2018-10-03 10:15:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2834 transitions. [2018-10-03 10:15:29,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1422 states and 2836 transitions. [2018-10-03 10:15:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2836 transitions. [2018-10-03 10:15:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1423 states and 2838 transitions. [2018-10-03 10:15:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2838 transitions. [2018-10-03 10:15:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1424 states and 2840 transitions. [2018-10-03 10:15:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2840 transitions. [2018-10-03 10:15:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1425 states and 2842 transitions. [2018-10-03 10:15:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2842 transitions. [2018-10-03 10:15:29,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 1426 states and 2844 transitions. [2018-10-03 10:15:29,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2844 transitions. [2018-10-03 10:15:29,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:29,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:29,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1427 states and 2846 transitions. [2018-10-03 10:15:29,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2846 transitions. [2018-10-03 10:15:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:29,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:29,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1428 states and 2848 transitions. [2018-10-03 10:15:30,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2848 transitions. [2018-10-03 10:15:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 1429 states and 2850 transitions. [2018-10-03 10:15:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2850 transitions. [2018-10-03 10:15:30,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1430 states and 2852 transitions. [2018-10-03 10:15:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2852 transitions. [2018-10-03 10:15:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1431 states and 2854 transitions. [2018-10-03 10:15:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2854 transitions. [2018-10-03 10:15:30,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1432 states and 2856 transitions. [2018-10-03 10:15:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2856 transitions. [2018-10-03 10:15:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1433 states and 2858 transitions. [2018-10-03 10:15:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2858 transitions. [2018-10-03 10:15:30,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1434 states and 2860 transitions. [2018-10-03 10:15:30,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2860 transitions. [2018-10-03 10:15:30,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1435 states and 2862 transitions. [2018-10-03 10:15:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2862 transitions. [2018-10-03 10:15:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1436 states and 2864 transitions. [2018-10-03 10:15:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2864 transitions. [2018-10-03 10:15:30,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1437 states and 2866 transitions. [2018-10-03 10:15:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2866 transitions. [2018-10-03 10:15:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:30,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:30,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 1438 states and 2868 transitions. [2018-10-03 10:15:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2868 transitions. [2018-10-03 10:15:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1439 states and 2870 transitions. [2018-10-03 10:15:31,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2870 transitions. [2018-10-03 10:15:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 1440 states and 2872 transitions. [2018-10-03 10:15:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2872 transitions. [2018-10-03 10:15:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1441 states and 2874 transitions. [2018-10-03 10:15:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 2874 transitions. [2018-10-03 10:15:31,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 1442 states and 2876 transitions. [2018-10-03 10:15:31,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2876 transitions. [2018-10-03 10:15:31,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 1443 states and 2878 transitions. [2018-10-03 10:15:31,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 2878 transitions. [2018-10-03 10:15:31,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 1444 states and 2880 transitions. [2018-10-03 10:15:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2880 transitions. [2018-10-03 10:15:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1445 states and 2882 transitions. [2018-10-03 10:15:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2882 transitions. [2018-10-03 10:15:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1446 states and 2884 transitions. [2018-10-03 10:15:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 2884 transitions. [2018-10-03 10:15:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:31,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:31,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1447 states and 2886 transitions. [2018-10-03 10:15:31,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2886 transitions. [2018-10-03 10:15:31,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:31,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:31,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1448 states and 2888 transitions. [2018-10-03 10:15:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2888 transitions. [2018-10-03 10:15:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1449 states and 2890 transitions. [2018-10-03 10:15:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 2890 transitions. [2018-10-03 10:15:32,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1450 states and 2892 transitions. [2018-10-03 10:15:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2892 transitions. [2018-10-03 10:15:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1451 states and 2894 transitions. [2018-10-03 10:15:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2894 transitions. [2018-10-03 10:15:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1452 states and 2896 transitions. [2018-10-03 10:15:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2896 transitions. [2018-10-03 10:15:32,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1453 states and 2898 transitions. [2018-10-03 10:15:32,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2898 transitions. [2018-10-03 10:15:32,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1454 states and 2900 transitions. [2018-10-03 10:15:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2900 transitions. [2018-10-03 10:15:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 1455 states and 2902 transitions. [2018-10-03 10:15:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2902 transitions. [2018-10-03 10:15:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 1456 states and 2904 transitions. [2018-10-03 10:15:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2904 transitions. [2018-10-03 10:15:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1457 states and 2906 transitions. [2018-10-03 10:15:32,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2906 transitions. [2018-10-03 10:15:32,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:32,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:32,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:32,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1458 states and 2908 transitions. [2018-10-03 10:15:33,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2908 transitions. [2018-10-03 10:15:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1459 states and 2910 transitions. [2018-10-03 10:15:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2910 transitions. [2018-10-03 10:15:33,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 1460 states and 2912 transitions. [2018-10-03 10:15:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2912 transitions. [2018-10-03 10:15:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1461 states and 2914 transitions. [2018-10-03 10:15:33,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2914 transitions. [2018-10-03 10:15:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1462 states and 2916 transitions. [2018-10-03 10:15:33,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2916 transitions. [2018-10-03 10:15:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1463 states and 2918 transitions. [2018-10-03 10:15:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 2918 transitions. [2018-10-03 10:15:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1464 states and 2920 transitions. [2018-10-03 10:15:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2920 transitions. [2018-10-03 10:15:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 1465 states and 2922 transitions. [2018-10-03 10:15:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2922 transitions. [2018-10-03 10:15:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1466 states and 2924 transitions. [2018-10-03 10:15:33,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2924 transitions. [2018-10-03 10:15:33,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1467 states and 2926 transitions. [2018-10-03 10:15:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2926 transitions. [2018-10-03 10:15:33,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:33,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:33,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:33,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:33,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 1468 states and 2928 transitions. [2018-10-03 10:15:33,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2928 transitions. [2018-10-03 10:15:33,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:33,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 1469 states and 2930 transitions. [2018-10-03 10:15:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2930 transitions. [2018-10-03 10:15:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 1470 states and 2932 transitions. [2018-10-03 10:15:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 2932 transitions. [2018-10-03 10:15:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 1471 states and 2934 transitions. [2018-10-03 10:15:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2934 transitions. [2018-10-03 10:15:34,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 1472 states and 2936 transitions. [2018-10-03 10:15:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2936 transitions. [2018-10-03 10:15:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1473 states and 2938 transitions. [2018-10-03 10:15:34,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2938 transitions. [2018-10-03 10:15:34,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1474 states and 2940 transitions. [2018-10-03 10:15:34,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2940 transitions. [2018-10-03 10:15:34,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1475 states and 2942 transitions. [2018-10-03 10:15:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2942 transitions. [2018-10-03 10:15:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1476 states and 2944 transitions. [2018-10-03 10:15:34,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2944 transitions. [2018-10-03 10:15:34,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:34,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 1477 states and 2946 transitions. [2018-10-03 10:15:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2946 transitions. [2018-10-03 10:15:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:34,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:34,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 1478 states and 2948 transitions. [2018-10-03 10:15:35,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2948 transitions. [2018-10-03 10:15:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1479 states and 2950 transitions. [2018-10-03 10:15:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2950 transitions. [2018-10-03 10:15:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1480 states and 2952 transitions. [2018-10-03 10:15:35,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2952 transitions. [2018-10-03 10:15:35,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1481 states and 2954 transitions. [2018-10-03 10:15:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2954 transitions. [2018-10-03 10:15:35,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1482 states and 2956 transitions. [2018-10-03 10:15:35,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2956 transitions. [2018-10-03 10:15:35,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 1483 states and 2958 transitions. [2018-10-03 10:15:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2958 transitions. [2018-10-03 10:15:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1484 states and 2960 transitions. [2018-10-03 10:15:35,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2960 transitions. [2018-10-03 10:15:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1485 states and 2962 transitions. [2018-10-03 10:15:35,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2962 transitions. [2018-10-03 10:15:35,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1486 states and 2964 transitions. [2018-10-03 10:15:35,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2964 transitions. [2018-10-03 10:15:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1487 states and 2966 transitions. [2018-10-03 10:15:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 2966 transitions. [2018-10-03 10:15:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:35,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:35,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1488 states and 2968 transitions. [2018-10-03 10:15:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2968 transitions. [2018-10-03 10:15:36,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1489 states and 2970 transitions. [2018-10-03 10:15:36,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2970 transitions. [2018-10-03 10:15:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1490 states and 2972 transitions. [2018-10-03 10:15:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2972 transitions. [2018-10-03 10:15:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1491 states and 2974 transitions. [2018-10-03 10:15:36,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2974 transitions. [2018-10-03 10:15:36,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 1492 states and 2976 transitions. [2018-10-03 10:15:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2976 transitions. [2018-10-03 10:15:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1493 states and 2978 transitions. [2018-10-03 10:15:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2978 transitions. [2018-10-03 10:15:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 1494 states and 2980 transitions. [2018-10-03 10:15:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2980 transitions. [2018-10-03 10:15:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1495 states and 2982 transitions. [2018-10-03 10:15:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2982 transitions. [2018-10-03 10:15:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1496 states and 2984 transitions. [2018-10-03 10:15:36,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2984 transitions. [2018-10-03 10:15:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1497 states and 2986 transitions. [2018-10-03 10:15:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2986 transitions. [2018-10-03 10:15:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:36,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:36,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1498 states and 2988 transitions. [2018-10-03 10:15:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2988 transitions. [2018-10-03 10:15:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1499 states and 2990 transitions. [2018-10-03 10:15:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2990 transitions. [2018-10-03 10:15:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 1500 states and 2992 transitions. [2018-10-03 10:15:37,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2992 transitions. [2018-10-03 10:15:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1501 states and 2994 transitions. [2018-10-03 10:15:37,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2994 transitions. [2018-10-03 10:15:37,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 1502 states and 2996 transitions. [2018-10-03 10:15:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2996 transitions. [2018-10-03 10:15:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1503 states and 2998 transitions. [2018-10-03 10:15:37,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2998 transitions. [2018-10-03 10:15:37,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1504 states and 3000 transitions. [2018-10-03 10:15:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3000 transitions. [2018-10-03 10:15:37,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:37,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:37,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:37,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1505 states and 3002 transitions. [2018-10-03 10:15:38,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3002 transitions. [2018-10-03 10:15:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1506 states and 3004 transitions. [2018-10-03 10:15:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3004 transitions. [2018-10-03 10:15:38,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1507 states and 3006 transitions. [2018-10-03 10:15:38,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3006 transitions. [2018-10-03 10:15:38,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 1508 states and 3008 transitions. [2018-10-03 10:15:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3008 transitions. [2018-10-03 10:15:38,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1509 states and 3010 transitions. [2018-10-03 10:15:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3010 transitions. [2018-10-03 10:15:38,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 1510 states and 3012 transitions. [2018-10-03 10:15:38,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3012 transitions. [2018-10-03 10:15:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1511 states and 3014 transitions. [2018-10-03 10:15:38,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 3014 transitions. [2018-10-03 10:15:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 1512 states and 3016 transitions. [2018-10-03 10:15:38,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 3016 transitions. [2018-10-03 10:15:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 1513 states and 3018 transitions. [2018-10-03 10:15:38,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3018 transitions. [2018-10-03 10:15:38,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 1514 states and 3020 transitions. [2018-10-03 10:15:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 3020 transitions. [2018-10-03 10:15:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:38,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 1515 states and 3022 transitions. [2018-10-03 10:15:38,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 3022 transitions. [2018-10-03 10:15:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:38,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:38,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1516 states and 3024 transitions. [2018-10-03 10:15:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 3024 transitions. [2018-10-03 10:15:39,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 1517 states and 3026 transitions. [2018-10-03 10:15:39,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3026 transitions. [2018-10-03 10:15:39,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 1518 states and 3028 transitions. [2018-10-03 10:15:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3028 transitions. [2018-10-03 10:15:39,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1519 states and 3030 transitions. [2018-10-03 10:15:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3030 transitions. [2018-10-03 10:15:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1520 states and 3032 transitions. [2018-10-03 10:15:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3032 transitions. [2018-10-03 10:15:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1521 states and 3034 transitions. [2018-10-03 10:15:39,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3034 transitions. [2018-10-03 10:15:39,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1522 states and 3036 transitions. [2018-10-03 10:15:39,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3036 transitions. [2018-10-03 10:15:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1523 states and 3038 transitions. [2018-10-03 10:15:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 3038 transitions. [2018-10-03 10:15:39,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:39,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:39,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1524 states and 3040 transitions. [2018-10-03 10:15:40,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 3040 transitions. [2018-10-03 10:15:40,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 1525 states and 3042 transitions. [2018-10-03 10:15:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3042 transitions. [2018-10-03 10:15:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1526 states and 3044 transitions. [2018-10-03 10:15:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3044 transitions. [2018-10-03 10:15:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1527 states and 3046 transitions. [2018-10-03 10:15:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3046 transitions. [2018-10-03 10:15:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 1528 states and 3048 transitions. [2018-10-03 10:15:40,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 3048 transitions. [2018-10-03 10:15:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1529 states and 3050 transitions. [2018-10-03 10:15:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3050 transitions. [2018-10-03 10:15:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1530 states and 3052 transitions. [2018-10-03 10:15:40,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 3052 transitions. [2018-10-03 10:15:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 1531 states and 3054 transitions. [2018-10-03 10:15:40,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3054 transitions. [2018-10-03 10:15:40,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1532 states and 3056 transitions. [2018-10-03 10:15:40,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 3056 transitions. [2018-10-03 10:15:40,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:40,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 1533 states and 3058 transitions. [2018-10-03 10:15:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 3058 transitions. [2018-10-03 10:15:40,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:40,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:40,959 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:40,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1534 states and 3060 transitions. [2018-10-03 10:15:41,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 3060 transitions. [2018-10-03 10:15:41,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1535 states and 3062 transitions. [2018-10-03 10:15:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3062 transitions. [2018-10-03 10:15:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 1536 states and 3064 transitions. [2018-10-03 10:15:41,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 3064 transitions. [2018-10-03 10:15:41,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1537 states and 3066 transitions. [2018-10-03 10:15:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 3066 transitions. [2018-10-03 10:15:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 1538 states and 3068 transitions. [2018-10-03 10:15:41,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3068 transitions. [2018-10-03 10:15:41,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 1539 states and 3070 transitions. [2018-10-03 10:15:41,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3070 transitions. [2018-10-03 10:15:41,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1540 states and 3072 transitions. [2018-10-03 10:15:41,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3072 transitions. [2018-10-03 10:15:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1541 states and 3074 transitions. [2018-10-03 10:15:41,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 3074 transitions. [2018-10-03 10:15:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1542 states and 3076 transitions. [2018-10-03 10:15:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3076 transitions. [2018-10-03 10:15:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:41,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:41,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1543 states and 3078 transitions. [2018-10-03 10:15:41,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3078 transitions. [2018-10-03 10:15:41,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:41,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:41,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:41,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 1544 states and 3080 transitions. [2018-10-03 10:15:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3080 transitions. [2018-10-03 10:15:42,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1545 states and 3082 transitions. [2018-10-03 10:15:42,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3082 transitions. [2018-10-03 10:15:42,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1546 states and 3084 transitions. [2018-10-03 10:15:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3084 transitions. [2018-10-03 10:15:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1547 states and 3086 transitions. [2018-10-03 10:15:42,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 3086 transitions. [2018-10-03 10:15:42,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 1548 states and 3088 transitions. [2018-10-03 10:15:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3088 transitions. [2018-10-03 10:15:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 1549 states and 3090 transitions. [2018-10-03 10:15:42,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 3090 transitions. [2018-10-03 10:15:42,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1550 states and 3092 transitions. [2018-10-03 10:15:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3092 transitions. [2018-10-03 10:15:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1551 states and 3094 transitions. [2018-10-03 10:15:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 3094 transitions. [2018-10-03 10:15:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1552 states and 3096 transitions. [2018-10-03 10:15:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3096 transitions. [2018-10-03 10:15:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:42,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1553 states and 3098 transitions. [2018-10-03 10:15:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3098 transitions. [2018-10-03 10:15:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:42,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:42,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 1554 states and 3100 transitions. [2018-10-03 10:15:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3100 transitions. [2018-10-03 10:15:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1555 states and 3102 transitions. [2018-10-03 10:15:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 3102 transitions. [2018-10-03 10:15:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 1556 states and 3104 transitions. [2018-10-03 10:15:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 3104 transitions. [2018-10-03 10:15:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1557 states and 3106 transitions. [2018-10-03 10:15:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3106 transitions. [2018-10-03 10:15:43,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1558 states and 3108 transitions. [2018-10-03 10:15:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3108 transitions. [2018-10-03 10:15:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 1559 states and 3110 transitions. [2018-10-03 10:15:43,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 3110 transitions. [2018-10-03 10:15:43,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1560 states and 3112 transitions. [2018-10-03 10:15:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3112 transitions. [2018-10-03 10:15:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 1561 states and 3114 transitions. [2018-10-03 10:15:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 3114 transitions. [2018-10-03 10:15:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:43,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 1562 states and 3116 transitions. [2018-10-03 10:15:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 3116 transitions. [2018-10-03 10:15:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:43,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:43,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 1563 states and 3118 transitions. [2018-10-03 10:15:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 3118 transitions. [2018-10-03 10:15:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1564 states and 3120 transitions. [2018-10-03 10:15:44,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3120 transitions. [2018-10-03 10:15:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1565 states and 3122 transitions. [2018-10-03 10:15:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 3122 transitions. [2018-10-03 10:15:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 1566 states and 3124 transitions. [2018-10-03 10:15:44,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 3124 transitions. [2018-10-03 10:15:44,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1567 states and 3126 transitions. [2018-10-03 10:15:44,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3126 transitions. [2018-10-03 10:15:44,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 1568 states and 3128 transitions. [2018-10-03 10:15:44,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 3128 transitions. [2018-10-03 10:15:44,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 1569 states and 3130 transitions. [2018-10-03 10:15:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 3130 transitions. [2018-10-03 10:15:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 1570 states and 3132 transitions. [2018-10-03 10:15:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 3132 transitions. [2018-10-03 10:15:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1571 states and 3134 transitions. [2018-10-03 10:15:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 3134 transitions. [2018-10-03 10:15:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:44,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:44,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1572 states and 3136 transitions. [2018-10-03 10:15:45,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 3136 transitions. [2018-10-03 10:15:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1573 states and 3138 transitions. [2018-10-03 10:15:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 3138 transitions. [2018-10-03 10:15:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 1574 states and 3140 transitions. [2018-10-03 10:15:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 3140 transitions. [2018-10-03 10:15:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 1575 states and 3142 transitions. [2018-10-03 10:15:45,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3142 transitions. [2018-10-03 10:15:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 1576 states and 3144 transitions. [2018-10-03 10:15:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 3144 transitions. [2018-10-03 10:15:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 1577 states and 3146 transitions. [2018-10-03 10:15:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 3146 transitions. [2018-10-03 10:15:45,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1578 states and 3148 transitions. [2018-10-03 10:15:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 3148 transitions. [2018-10-03 10:15:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1579 states and 3150 transitions. [2018-10-03 10:15:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 3150 transitions. [2018-10-03 10:15:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1580 states and 3152 transitions. [2018-10-03 10:15:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 3152 transitions. [2018-10-03 10:15:45,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 1581 states and 3154 transitions. [2018-10-03 10:15:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3154 transitions. [2018-10-03 10:15:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:45,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:45,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 1582 states and 3156 transitions. [2018-10-03 10:15:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3156 transitions. [2018-10-03 10:15:46,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3158 states to 1583 states and 3158 transitions. [2018-10-03 10:15:46,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3158 transitions. [2018-10-03 10:15:46,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1584 states and 3160 transitions. [2018-10-03 10:15:46,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3160 transitions. [2018-10-03 10:15:46,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 1585 states and 3162 transitions. [2018-10-03 10:15:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3162 transitions. [2018-10-03 10:15:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1586 states and 3164 transitions. [2018-10-03 10:15:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 3164 transitions. [2018-10-03 10:15:46,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 1587 states and 3166 transitions. [2018-10-03 10:15:46,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 3166 transitions. [2018-10-03 10:15:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1588 states and 3168 transitions. [2018-10-03 10:15:46,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3168 transitions. [2018-10-03 10:15:46,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1589 states and 3170 transitions. [2018-10-03 10:15:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3170 transitions. [2018-10-03 10:15:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1590 states and 3172 transitions. [2018-10-03 10:15:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3172 transitions. [2018-10-03 10:15:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1591 states and 3174 transitions. [2018-10-03 10:15:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 3174 transitions. [2018-10-03 10:15:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:46,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:46,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1592 states and 3176 transitions. [2018-10-03 10:15:47,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3176 transitions. [2018-10-03 10:15:47,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1593 states and 3178 transitions. [2018-10-03 10:15:47,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 3178 transitions. [2018-10-03 10:15:47,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1594 states and 3180 transitions. [2018-10-03 10:15:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3180 transitions. [2018-10-03 10:15:47,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 1595 states and 3182 transitions. [2018-10-03 10:15:47,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3182 transitions. [2018-10-03 10:15:47,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1596 states and 3184 transitions. [2018-10-03 10:15:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 3184 transitions. [2018-10-03 10:15:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 1597 states and 3186 transitions. [2018-10-03 10:15:47,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3186 transitions. [2018-10-03 10:15:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 1598 states and 3188 transitions. [2018-10-03 10:15:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 3188 transitions. [2018-10-03 10:15:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1599 states and 3190 transitions. [2018-10-03 10:15:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3190 transitions. [2018-10-03 10:15:47,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1600 states and 3192 transitions. [2018-10-03 10:15:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 3192 transitions. [2018-10-03 10:15:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 1601 states and 3194 transitions. [2018-10-03 10:15:47,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 3194 transitions. [2018-10-03 10:15:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:47,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:47,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1602 states and 3196 transitions. [2018-10-03 10:15:48,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3196 transitions. [2018-10-03 10:15:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 1603 states and 3198 transitions. [2018-10-03 10:15:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3198 transitions. [2018-10-03 10:15:48,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1604 states and 3200 transitions. [2018-10-03 10:15:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3200 transitions. [2018-10-03 10:15:48,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1605 states and 3202 transitions. [2018-10-03 10:15:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3202 transitions. [2018-10-03 10:15:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 1606 states and 3204 transitions. [2018-10-03 10:15:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 3204 transitions. [2018-10-03 10:15:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 1607 states and 3206 transitions. [2018-10-03 10:15:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 3206 transitions. [2018-10-03 10:15:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 1608 states and 3208 transitions. [2018-10-03 10:15:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 3208 transitions. [2018-10-03 10:15:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1609 states and 3210 transitions. [2018-10-03 10:15:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3210 transitions. [2018-10-03 10:15:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:48,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:48,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1610 states and 3212 transitions. [2018-10-03 10:15:48,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 3212 transitions. [2018-10-03 10:15:48,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:48,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:48,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 1611 states and 3214 transitions. [2018-10-03 10:15:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3214 transitions. [2018-10-03 10:15:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 1612 states and 3216 transitions. [2018-10-03 10:15:49,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 3216 transitions. [2018-10-03 10:15:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1613 states and 3218 transitions. [2018-10-03 10:15:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3218 transitions. [2018-10-03 10:15:49,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 1614 states and 3220 transitions. [2018-10-03 10:15:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 3220 transitions. [2018-10-03 10:15:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 1615 states and 3222 transitions. [2018-10-03 10:15:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 3222 transitions. [2018-10-03 10:15:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1616 states and 3224 transitions. [2018-10-03 10:15:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3224 transitions. [2018-10-03 10:15:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 1617 states and 3226 transitions. [2018-10-03 10:15:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 3226 transitions. [2018-10-03 10:15:49,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1618 states and 3228 transitions. [2018-10-03 10:15:49,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 3228 transitions. [2018-10-03 10:15:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:49,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1619 states and 3230 transitions. [2018-10-03 10:15:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3230 transitions. [2018-10-03 10:15:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:49,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:49,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:49,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 1620 states and 3232 transitions. [2018-10-03 10:15:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 3232 transitions. [2018-10-03 10:15:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1621 states and 3234 transitions. [2018-10-03 10:15:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 3234 transitions. [2018-10-03 10:15:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1622 states and 3236 transitions. [2018-10-03 10:15:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3236 transitions. [2018-10-03 10:15:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 1623 states and 3238 transitions. [2018-10-03 10:15:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3238 transitions. [2018-10-03 10:15:50,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 1624 states and 3240 transitions. [2018-10-03 10:15:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3240 transitions. [2018-10-03 10:15:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 1625 states and 3242 transitions. [2018-10-03 10:15:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 3242 transitions. [2018-10-03 10:15:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1626 states and 3244 transitions. [2018-10-03 10:15:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 3244 transitions. [2018-10-03 10:15:50,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:50,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1627 states and 3246 transitions. [2018-10-03 10:15:50,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3246 transitions. [2018-10-03 10:15:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:50,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:50,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1628 states and 3248 transitions. [2018-10-03 10:15:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 3248 transitions. [2018-10-03 10:15:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1629 states and 3250 transitions. [2018-10-03 10:15:51,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 3250 transitions. [2018-10-03 10:15:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1630 states and 3252 transitions. [2018-10-03 10:15:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 3252 transitions. [2018-10-03 10:15:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 1631 states and 3254 transitions. [2018-10-03 10:15:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 3254 transitions. [2018-10-03 10:15:51,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 1632 states and 3256 transitions. [2018-10-03 10:15:51,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 3256 transitions. [2018-10-03 10:15:51,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1633 states and 3258 transitions. [2018-10-03 10:15:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3258 transitions. [2018-10-03 10:15:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 1634 states and 3260 transitions. [2018-10-03 10:15:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 3260 transitions. [2018-10-03 10:15:51,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 1635 states and 3262 transitions. [2018-10-03 10:15:51,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 3262 transitions. [2018-10-03 10:15:51,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1636 states and 3264 transitions. [2018-10-03 10:15:51,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3264 transitions. [2018-10-03 10:15:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:51,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:51,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 1637 states and 3266 transitions. [2018-10-03 10:15:51,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 3266 transitions. [2018-10-03 10:15:51,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:51,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:51,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 1638 states and 3268 transitions. [2018-10-03 10:15:52,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3268 transitions. [2018-10-03 10:15:52,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1639 states and 3270 transitions. [2018-10-03 10:15:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3270 transitions. [2018-10-03 10:15:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1640 states and 3272 transitions. [2018-10-03 10:15:52,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3272 transitions. [2018-10-03 10:15:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 1641 states and 3274 transitions. [2018-10-03 10:15:52,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 3274 transitions. [2018-10-03 10:15:52,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 1642 states and 3276 transitions. [2018-10-03 10:15:52,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 3276 transitions. [2018-10-03 10:15:52,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 1643 states and 3278 transitions. [2018-10-03 10:15:52,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3278 transitions. [2018-10-03 10:15:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 1644 states and 3280 transitions. [2018-10-03 10:15:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3280 transitions. [2018-10-03 10:15:52,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1645 states and 3282 transitions. [2018-10-03 10:15:52,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 3282 transitions. [2018-10-03 10:15:52,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 1646 states and 3284 transitions. [2018-10-03 10:15:52,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 3284 transitions. [2018-10-03 10:15:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:52,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:52,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:52,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 1647 states and 3286 transitions. [2018-10-03 10:15:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3286 transitions. [2018-10-03 10:15:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 1648 states and 3288 transitions. [2018-10-03 10:15:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3288 transitions. [2018-10-03 10:15:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 1649 states and 3290 transitions. [2018-10-03 10:15:53,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3290 transitions. [2018-10-03 10:15:53,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 1650 states and 3292 transitions. [2018-10-03 10:15:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 3292 transitions. [2018-10-03 10:15:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 1651 states and 3294 transitions. [2018-10-03 10:15:53,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 3294 transitions. [2018-10-03 10:15:53,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 1652 states and 3296 transitions. [2018-10-03 10:15:53,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3296 transitions. [2018-10-03 10:15:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1653 states and 3298 transitions. [2018-10-03 10:15:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3298 transitions. [2018-10-03 10:15:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 1654 states and 3300 transitions. [2018-10-03 10:15:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3300 transitions. [2018-10-03 10:15:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 1655 states and 3302 transitions. [2018-10-03 10:15:53,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 3302 transitions. [2018-10-03 10:15:53,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 1656 states and 3304 transitions. [2018-10-03 10:15:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 3304 transitions. [2018-10-03 10:15:53,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:53,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:53,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:53,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 1657 states and 3306 transitions. [2018-10-03 10:15:54,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3306 transitions. [2018-10-03 10:15:54,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1658 states and 3308 transitions. [2018-10-03 10:15:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3308 transitions. [2018-10-03 10:15:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 1659 states and 3310 transitions. [2018-10-03 10:15:54,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 3310 transitions. [2018-10-03 10:15:54,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 1660 states and 3312 transitions. [2018-10-03 10:15:54,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 3312 transitions. [2018-10-03 10:15:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1661 states and 3314 transitions. [2018-10-03 10:15:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 3314 transitions. [2018-10-03 10:15:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 1662 states and 3316 transitions. [2018-10-03 10:15:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3316 transitions. [2018-10-03 10:15:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1663 states and 3318 transitions. [2018-10-03 10:15:54,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 3318 transitions. [2018-10-03 10:15:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1664 states and 3320 transitions. [2018-10-03 10:15:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 3320 transitions. [2018-10-03 10:15:54,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:54,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:54,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 1665 states and 3322 transitions. [2018-10-03 10:15:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 3322 transitions. [2018-10-03 10:15:54,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:54,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:54,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1666 states and 3324 transitions. [2018-10-03 10:15:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3324 transitions. [2018-10-03 10:15:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1667 states and 3326 transitions. [2018-10-03 10:15:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 3326 transitions. [2018-10-03 10:15:55,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1668 states and 3328 transitions. [2018-10-03 10:15:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3328 transitions. [2018-10-03 10:15:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 1669 states and 3330 transitions. [2018-10-03 10:15:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3330 transitions. [2018-10-03 10:15:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 1670 states and 3332 transitions. [2018-10-03 10:15:55,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 3332 transitions. [2018-10-03 10:15:55,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1671 states and 3334 transitions. [2018-10-03 10:15:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 3334 transitions. [2018-10-03 10:15:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1672 states and 3336 transitions. [2018-10-03 10:15:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3336 transitions. [2018-10-03 10:15:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:55,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:55,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:55,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1673 states and 3338 transitions. [2018-10-03 10:15:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 3338 transitions. [2018-10-03 10:15:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 1674 states and 3340 transitions. [2018-10-03 10:15:56,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 3340 transitions. [2018-10-03 10:15:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 1675 states and 3342 transitions. [2018-10-03 10:15:56,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 3342 transitions. [2018-10-03 10:15:56,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 1676 states and 3344 transitions. [2018-10-03 10:15:56,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 3344 transitions. [2018-10-03 10:15:56,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1677 states and 3346 transitions. [2018-10-03 10:15:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 3346 transitions. [2018-10-03 10:15:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1678 states and 3348 transitions. [2018-10-03 10:15:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3348 transitions. [2018-10-03 10:15:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 1679 states and 3350 transitions. [2018-10-03 10:15:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 3350 transitions. [2018-10-03 10:15:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1680 states and 3352 transitions. [2018-10-03 10:15:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 3352 transitions. [2018-10-03 10:15:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1681 states and 3354 transitions. [2018-10-03 10:15:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 3354 transitions. [2018-10-03 10:15:56,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:56,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 1682 states and 3356 transitions. [2018-10-03 10:15:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3356 transitions. [2018-10-03 10:15:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:56,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:56,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1683 states and 3358 transitions. [2018-10-03 10:15:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 3358 transitions. [2018-10-03 10:15:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1684 states and 3360 transitions. [2018-10-03 10:15:57,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 3360 transitions. [2018-10-03 10:15:57,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 1685 states and 3362 transitions. [2018-10-03 10:15:57,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 3362 transitions. [2018-10-03 10:15:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1686 states and 3364 transitions. [2018-10-03 10:15:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 3364 transitions. [2018-10-03 10:15:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 1687 states and 3366 transitions. [2018-10-03 10:15:57,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 3366 transitions. [2018-10-03 10:15:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 1688 states and 3368 transitions. [2018-10-03 10:15:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 3368 transitions. [2018-10-03 10:15:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 1689 states and 3370 transitions. [2018-10-03 10:15:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3370 transitions. [2018-10-03 10:15:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1690 states and 3372 transitions. [2018-10-03 10:15:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 3372 transitions. [2018-10-03 10:15:57,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 1691 states and 3374 transitions. [2018-10-03 10:15:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 3374 transitions. [2018-10-03 10:15:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:57,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:57,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1692 states and 3376 transitions. [2018-10-03 10:15:58,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 3376 transitions. [2018-10-03 10:15:58,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1693 states and 3378 transitions. [2018-10-03 10:15:58,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 3378 transitions. [2018-10-03 10:15:58,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1694 states and 3380 transitions. [2018-10-03 10:15:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3380 transitions. [2018-10-03 10:15:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1695 states and 3382 transitions. [2018-10-03 10:15:58,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 3382 transitions. [2018-10-03 10:15:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1696 states and 3384 transitions. [2018-10-03 10:15:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 3384 transitions. [2018-10-03 10:15:58,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 1697 states and 3386 transitions. [2018-10-03 10:15:58,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 3386 transitions. [2018-10-03 10:15:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1698 states and 3388 transitions. [2018-10-03 10:15:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 3388 transitions. [2018-10-03 10:15:58,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1699 states and 3390 transitions. [2018-10-03 10:15:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 3390 transitions. [2018-10-03 10:15:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:58,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1700 states and 3392 transitions. [2018-10-03 10:15:58,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 3392 transitions. [2018-10-03 10:15:58,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:58,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:58,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 1701 states and 3394 transitions. [2018-10-03 10:15:59,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 3394 transitions. [2018-10-03 10:15:59,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 1702 states and 3396 transitions. [2018-10-03 10:15:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3396 transitions. [2018-10-03 10:15:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 1703 states and 3398 transitions. [2018-10-03 10:15:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 3398 transitions. [2018-10-03 10:15:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1704 states and 3400 transitions. [2018-10-03 10:15:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 3400 transitions. [2018-10-03 10:15:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 1705 states and 3402 transitions. [2018-10-03 10:15:59,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 3402 transitions. [2018-10-03 10:15:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1706 states and 3404 transitions. [2018-10-03 10:15:59,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 3404 transitions. [2018-10-03 10:15:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1707 states and 3406 transitions. [2018-10-03 10:15:59,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 3406 transitions. [2018-10-03 10:15:59,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1708 states and 3408 transitions. [2018-10-03 10:15:59,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 3408 transitions. [2018-10-03 10:15:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1709 states and 3410 transitions. [2018-10-03 10:15:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 3410 transitions. [2018-10-03 10:15:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:15:59,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:15:59,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1710 states and 3412 transitions. [2018-10-03 10:15:59,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3412 transitions. [2018-10-03 10:15:59,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:15:59,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:15:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:15:59,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:15:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1711 states and 3414 transitions. [2018-10-03 10:16:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 3414 transitions. [2018-10-03 10:16:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1712 states and 3416 transitions. [2018-10-03 10:16:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3416 transitions. [2018-10-03 10:16:00,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1713 states and 3418 transitions. [2018-10-03 10:16:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 3418 transitions. [2018-10-03 10:16:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 1714 states and 3420 transitions. [2018-10-03 10:16:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 3420 transitions. [2018-10-03 10:16:00,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 1715 states and 3422 transitions. [2018-10-03 10:16:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3422 transitions. [2018-10-03 10:16:00,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1716 states and 3424 transitions. [2018-10-03 10:16:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3424 transitions. [2018-10-03 10:16:00,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1717 states and 3426 transitions. [2018-10-03 10:16:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3426 transitions. [2018-10-03 10:16:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1718 states and 3428 transitions. [2018-10-03 10:16:00,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3428 transitions. [2018-10-03 10:16:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:00,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1719 states and 3430 transitions. [2018-10-03 10:16:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3430 transitions. [2018-10-03 10:16:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:00,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:00,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1720 states and 3432 transitions. [2018-10-03 10:16:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3432 transitions. [2018-10-03 10:16:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1721 states and 3434 transitions. [2018-10-03 10:16:01,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3434 transitions. [2018-10-03 10:16:01,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1722 states and 3436 transitions. [2018-10-03 10:16:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3436 transitions. [2018-10-03 10:16:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1723 states and 3438 transitions. [2018-10-03 10:16:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3438 transitions. [2018-10-03 10:16:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1724 states and 3440 transitions. [2018-10-03 10:16:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3440 transitions. [2018-10-03 10:16:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1725 states and 3442 transitions. [2018-10-03 10:16:01,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 3442 transitions. [2018-10-03 10:16:01,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1726 states and 3444 transitions. [2018-10-03 10:16:01,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3444 transitions. [2018-10-03 10:16:01,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1727 states and 3446 transitions. [2018-10-03 10:16:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3446 transitions. [2018-10-03 10:16:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1728 states and 3448 transitions. [2018-10-03 10:16:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 3448 transitions. [2018-10-03 10:16:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:01,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:01,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:01,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 1729 states and 3450 transitions. [2018-10-03 10:16:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3450 transitions. [2018-10-03 10:16:02,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1730 states and 3452 transitions. [2018-10-03 10:16:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3452 transitions. [2018-10-03 10:16:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1731 states and 3454 transitions. [2018-10-03 10:16:02,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3454 transitions. [2018-10-03 10:16:02,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1732 states and 3456 transitions. [2018-10-03 10:16:02,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3456 transitions. [2018-10-03 10:16:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 1733 states and 3458 transitions. [2018-10-03 10:16:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3458 transitions. [2018-10-03 10:16:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1734 states and 3460 transitions. [2018-10-03 10:16:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3460 transitions. [2018-10-03 10:16:02,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1735 states and 3462 transitions. [2018-10-03 10:16:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3462 transitions. [2018-10-03 10:16:02,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1736 states and 3464 transitions. [2018-10-03 10:16:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3464 transitions. [2018-10-03 10:16:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:02,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 1737 states and 3466 transitions. [2018-10-03 10:16:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3466 transitions. [2018-10-03 10:16:02,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:02,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:02,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1738 states and 3468 transitions. [2018-10-03 10:16:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3468 transitions. [2018-10-03 10:16:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3470 states to 1739 states and 3470 transitions. [2018-10-03 10:16:03,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3470 transitions. [2018-10-03 10:16:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1740 states and 3472 transitions. [2018-10-03 10:16:03,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3472 transitions. [2018-10-03 10:16:03,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1741 states and 3474 transitions. [2018-10-03 10:16:03,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3474 transitions. [2018-10-03 10:16:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 1742 states and 3476 transitions. [2018-10-03 10:16:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3476 transitions. [2018-10-03 10:16:03,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1743 states and 3478 transitions. [2018-10-03 10:16:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3478 transitions. [2018-10-03 10:16:03,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1744 states and 3480 transitions. [2018-10-03 10:16:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3480 transitions. [2018-10-03 10:16:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1745 states and 3482 transitions. [2018-10-03 10:16:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3482 transitions. [2018-10-03 10:16:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:03,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1746 states and 3484 transitions. [2018-10-03 10:16:03,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3484 transitions. [2018-10-03 10:16:03,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:03,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:03,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:03,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1747 states and 3486 transitions. [2018-10-03 10:16:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3486 transitions. [2018-10-03 10:16:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1748 states and 3488 transitions. [2018-10-03 10:16:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3488 transitions. [2018-10-03 10:16:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 1749 states and 3490 transitions. [2018-10-03 10:16:04,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3490 transitions. [2018-10-03 10:16:04,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1750 states and 3492 transitions. [2018-10-03 10:16:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3492 transitions. [2018-10-03 10:16:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1751 states and 3494 transitions. [2018-10-03 10:16:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3494 transitions. [2018-10-03 10:16:04,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3496 transitions. [2018-10-03 10:16:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3496 transitions. [2018-10-03 10:16:04,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1753 states and 3498 transitions. [2018-10-03 10:16:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3498 transitions. [2018-10-03 10:16:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1754 states and 3500 transitions. [2018-10-03 10:16:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3500 transitions. [2018-10-03 10:16:04,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:04,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1755 states and 3502 transitions. [2018-10-03 10:16:04,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3502 transitions. [2018-10-03 10:16:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:04,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:04,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1756 states and 3504 transitions. [2018-10-03 10:16:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3504 transitions. [2018-10-03 10:16:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1757 states and 3506 transitions. [2018-10-03 10:16:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3506 transitions. [2018-10-03 10:16:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 1758 states and 3508 transitions. [2018-10-03 10:16:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3508 transitions. [2018-10-03 10:16:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1759 states and 3510 transitions. [2018-10-03 10:16:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3510 transitions. [2018-10-03 10:16:05,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1760 states and 3512 transitions. [2018-10-03 10:16:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3512 transitions. [2018-10-03 10:16:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1761 states and 3514 transitions. [2018-10-03 10:16:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3514 transitions. [2018-10-03 10:16:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1762 states and 3516 transitions. [2018-10-03 10:16:05,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3516 transitions. [2018-10-03 10:16:05,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 1763 states and 3518 transitions. [2018-10-03 10:16:05,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3518 transitions. [2018-10-03 10:16:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:05,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:05,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 1764 states and 3520 transitions. [2018-10-03 10:16:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3520 transitions. [2018-10-03 10:16:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1765 states and 3522 transitions. [2018-10-03 10:16:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3522 transitions. [2018-10-03 10:16:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 1766 states and 3524 transitions. [2018-10-03 10:16:06,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3524 transitions. [2018-10-03 10:16:06,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1767 states and 3526 transitions. [2018-10-03 10:16:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3526 transitions. [2018-10-03 10:16:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 1768 states and 3528 transitions. [2018-10-03 10:16:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3528 transitions. [2018-10-03 10:16:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1769 states and 3530 transitions. [2018-10-03 10:16:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3530 transitions. [2018-10-03 10:16:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1770 states and 3532 transitions. [2018-10-03 10:16:06,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3532 transitions. [2018-10-03 10:16:06,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 1771 states and 3534 transitions. [2018-10-03 10:16:06,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3534 transitions. [2018-10-03 10:16:06,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1772 states and 3536 transitions. [2018-10-03 10:16:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3536 transitions. [2018-10-03 10:16:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:06,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:06,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:06,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1773 states and 3538 transitions. [2018-10-03 10:16:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3538 transitions. [2018-10-03 10:16:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1774 states and 3540 transitions. [2018-10-03 10:16:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3540 transitions. [2018-10-03 10:16:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1775 states and 3542 transitions. [2018-10-03 10:16:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3542 transitions. [2018-10-03 10:16:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3544 transitions. [2018-10-03 10:16:07,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3544 transitions. [2018-10-03 10:16:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1777 states and 3546 transitions. [2018-10-03 10:16:07,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3546 transitions. [2018-10-03 10:16:07,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1778 states and 3548 transitions. [2018-10-03 10:16:07,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3548 transitions. [2018-10-03 10:16:07,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1779 states and 3550 transitions. [2018-10-03 10:16:07,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3550 transitions. [2018-10-03 10:16:07,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1780 states and 3552 transitions. [2018-10-03 10:16:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3552 transitions. [2018-10-03 10:16:07,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:07,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 1781 states and 3554 transitions. [2018-10-03 10:16:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3554 transitions. [2018-10-03 10:16:07,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:07,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:07,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1782 states and 3556 transitions. [2018-10-03 10:16:08,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3556 transitions. [2018-10-03 10:16:08,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1783 states and 3558 transitions. [2018-10-03 10:16:08,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3558 transitions. [2018-10-03 10:16:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1784 states and 3560 transitions. [2018-10-03 10:16:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3560 transitions. [2018-10-03 10:16:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 1785 states and 3562 transitions. [2018-10-03 10:16:08,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3562 transitions. [2018-10-03 10:16:08,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 1786 states and 3564 transitions. [2018-10-03 10:16:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3564 transitions. [2018-10-03 10:16:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1787 states and 3566 transitions. [2018-10-03 10:16:08,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3566 transitions. [2018-10-03 10:16:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1788 states and 3568 transitions. [2018-10-03 10:16:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3568 transitions. [2018-10-03 10:16:08,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1789 states and 3570 transitions. [2018-10-03 10:16:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3570 transitions. [2018-10-03 10:16:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:08,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 1790 states and 3572 transitions. [2018-10-03 10:16:08,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3572 transitions. [2018-10-03 10:16:08,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:08,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:08,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1791 states and 3574 transitions. [2018-10-03 10:16:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3574 transitions. [2018-10-03 10:16:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1792 states and 3576 transitions. [2018-10-03 10:16:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3576 transitions. [2018-10-03 10:16:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1793 states and 3578 transitions. [2018-10-03 10:16:09,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3578 transitions. [2018-10-03 10:16:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1794 states and 3580 transitions. [2018-10-03 10:16:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3580 transitions. [2018-10-03 10:16:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 1795 states and 3582 transitions. [2018-10-03 10:16:09,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3582 transitions. [2018-10-03 10:16:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1796 states and 3584 transitions. [2018-10-03 10:16:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3584 transitions. [2018-10-03 10:16:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1797 states and 3586 transitions. [2018-10-03 10:16:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3586 transitions. [2018-10-03 10:16:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1798 states and 3588 transitions. [2018-10-03 10:16:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3588 transitions. [2018-10-03 10:16:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1799 states and 3590 transitions. [2018-10-03 10:16:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3590 transitions. [2018-10-03 10:16:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:09,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:09,895 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1800 states and 3592 transitions. [2018-10-03 10:16:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3592 transitions. [2018-10-03 10:16:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1801 states and 3594 transitions. [2018-10-03 10:16:10,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3594 transitions. [2018-10-03 10:16:10,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:10,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:10,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 1802 states and 3596 transitions. [2018-10-03 10:16:10,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3596 transitions. [2018-10-03 10:16:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1803 states and 3598 transitions. [2018-10-03 10:16:10,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3598 transitions. [2018-10-03 10:16:10,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1804 states and 3600 transitions. [2018-10-03 10:16:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3600 transitions. [2018-10-03 10:16:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 1805 states and 3602 transitions. [2018-10-03 10:16:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3602 transitions. [2018-10-03 10:16:10,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:10,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:10,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1806 states and 3604 transitions. [2018-10-03 10:16:10,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3604 transitions. [2018-10-03 10:16:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:10,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:10,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:10,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1807 states and 3606 transitions. [2018-10-03 10:16:11,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3606 transitions. [2018-10-03 10:16:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1808 states and 3608 transitions. [2018-10-03 10:16:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3608 transitions. [2018-10-03 10:16:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1809 states and 3610 transitions. [2018-10-03 10:16:11,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3610 transitions. [2018-10-03 10:16:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1810 states and 3612 transitions. [2018-10-03 10:16:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3612 transitions. [2018-10-03 10:16:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1811 states and 3614 transitions. [2018-10-03 10:16:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3614 transitions. [2018-10-03 10:16:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1812 states and 3616 transitions. [2018-10-03 10:16:11,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3616 transitions. [2018-10-03 10:16:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1813 states and 3618 transitions. [2018-10-03 10:16:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3618 transitions. [2018-10-03 10:16:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1814 states and 3620 transitions. [2018-10-03 10:16:11,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3620 transitions. [2018-10-03 10:16:11,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1815 states and 3622 transitions. [2018-10-03 10:16:11,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3622 transitions. [2018-10-03 10:16:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:11,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:11,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:11,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1816 states and 3624 transitions. [2018-10-03 10:16:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3624 transitions. [2018-10-03 10:16:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1817 states and 3626 transitions. [2018-10-03 10:16:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3626 transitions. [2018-10-03 10:16:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:12,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1818 states and 3628 transitions. [2018-10-03 10:16:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3628 transitions. [2018-10-03 10:16:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:12,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1819 states and 3630 transitions. [2018-10-03 10:16:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3630 transitions. [2018-10-03 10:16:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 1820 states and 3632 transitions. [2018-10-03 10:16:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3632 transitions. [2018-10-03 10:16:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:12,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1821 states and 3634 transitions. [2018-10-03 10:16:12,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3634 transitions. [2018-10-03 10:16:12,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 1822 states and 3636 transitions. [2018-10-03 10:16:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3636 transitions. [2018-10-03 10:16:12,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:12,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:12,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 1823 states and 3638 transitions. [2018-10-03 10:16:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3638 transitions. [2018-10-03 10:16:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1824 states and 3640 transitions. [2018-10-03 10:16:13,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3640 transitions. [2018-10-03 10:16:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 1825 states and 3642 transitions. [2018-10-03 10:16:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3642 transitions. [2018-10-03 10:16:13,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1826 states and 3644 transitions. [2018-10-03 10:16:13,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 3644 transitions. [2018-10-03 10:16:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 1827 states and 3646 transitions. [2018-10-03 10:16:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3646 transitions. [2018-10-03 10:16:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 1828 states and 3648 transitions. [2018-10-03 10:16:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3648 transitions. [2018-10-03 10:16:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 1829 states and 3650 transitions. [2018-10-03 10:16:13,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3650 transitions. [2018-10-03 10:16:13,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1830 states and 3652 transitions. [2018-10-03 10:16:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3652 transitions. [2018-10-03 10:16:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1831 states and 3654 transitions. [2018-10-03 10:16:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3654 transitions. [2018-10-03 10:16:13,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:13,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:13,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1832 states and 3656 transitions. [2018-10-03 10:16:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3656 transitions. [2018-10-03 10:16:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1833 states and 3658 transitions. [2018-10-03 10:16:14,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3658 transitions. [2018-10-03 10:16:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 1834 states and 3660 transitions. [2018-10-03 10:16:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3660 transitions. [2018-10-03 10:16:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 1835 states and 3662 transitions. [2018-10-03 10:16:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3662 transitions. [2018-10-03 10:16:14,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1836 states and 3664 transitions. [2018-10-03 10:16:14,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3664 transitions. [2018-10-03 10:16:14,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1837 states and 3666 transitions. [2018-10-03 10:16:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 3666 transitions. [2018-10-03 10:16:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 1838 states and 3668 transitions. [2018-10-03 10:16:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3668 transitions. [2018-10-03 10:16:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 1839 states and 3670 transitions. [2018-10-03 10:16:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3670 transitions. [2018-10-03 10:16:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:14,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:14,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 1840 states and 3672 transitions. [2018-10-03 10:16:14,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3672 transitions. [2018-10-03 10:16:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:14,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:14,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:14,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1841 states and 3674 transitions. [2018-10-03 10:16:15,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3674 transitions. [2018-10-03 10:16:15,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3676 transitions. [2018-10-03 10:16:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3676 transitions. [2018-10-03 10:16:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1843 states and 3678 transitions. [2018-10-03 10:16:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3678 transitions. [2018-10-03 10:16:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1844 states and 3680 transitions. [2018-10-03 10:16:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3680 transitions. [2018-10-03 10:16:15,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 1845 states and 3682 transitions. [2018-10-03 10:16:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3682 transitions. [2018-10-03 10:16:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1846 states and 3684 transitions. [2018-10-03 10:16:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3684 transitions. [2018-10-03 10:16:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1847 states and 3686 transitions. [2018-10-03 10:16:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3686 transitions. [2018-10-03 10:16:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:15,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1848 states and 3688 transitions. [2018-10-03 10:16:15,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3688 transitions. [2018-10-03 10:16:15,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:15,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:15,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1849 states and 3690 transitions. [2018-10-03 10:16:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3690 transitions. [2018-10-03 10:16:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1850 states and 3692 transitions. [2018-10-03 10:16:16,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3692 transitions. [2018-10-03 10:16:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1851 states and 3694 transitions. [2018-10-03 10:16:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3694 transitions. [2018-10-03 10:16:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 1852 states and 3696 transitions. [2018-10-03 10:16:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3696 transitions. [2018-10-03 10:16:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 1853 states and 3698 transitions. [2018-10-03 10:16:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3698 transitions. [2018-10-03 10:16:16,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 1854 states and 3700 transitions. [2018-10-03 10:16:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3700 transitions. [2018-10-03 10:16:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1855 states and 3702 transitions. [2018-10-03 10:16:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3702 transitions. [2018-10-03 10:16:16,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3704 states to 1856 states and 3704 transitions. [2018-10-03 10:16:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3704 transitions. [2018-10-03 10:16:16,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:16,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1857 states and 3706 transitions. [2018-10-03 10:16:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3706 transitions. [2018-10-03 10:16:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:16,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:16,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 1858 states and 3708 transitions. [2018-10-03 10:16:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3708 transitions. [2018-10-03 10:16:17,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 1859 states and 3710 transitions. [2018-10-03 10:16:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3710 transitions. [2018-10-03 10:16:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1860 states and 3712 transitions. [2018-10-03 10:16:17,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3712 transitions. [2018-10-03 10:16:17,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1861 states and 3714 transitions. [2018-10-03 10:16:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3714 transitions. [2018-10-03 10:16:17,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1862 states and 3716 transitions. [2018-10-03 10:16:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3716 transitions. [2018-10-03 10:16:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1863 states and 3718 transitions. [2018-10-03 10:16:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3718 transitions. [2018-10-03 10:16:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1864 states and 3720 transitions. [2018-10-03 10:16:17,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3720 transitions. [2018-10-03 10:16:17,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1865 states and 3722 transitions. [2018-10-03 10:16:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3722 transitions. [2018-10-03 10:16:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:17,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:17,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 1866 states and 3724 transitions. [2018-10-03 10:16:17,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3724 transitions. [2018-10-03 10:16:17,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:17,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:17,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1867 states and 3726 transitions. [2018-10-03 10:16:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3726 transitions. [2018-10-03 10:16:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1868 states and 3728 transitions. [2018-10-03 10:16:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3728 transitions. [2018-10-03 10:16:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1869 states and 3730 transitions. [2018-10-03 10:16:18,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3730 transitions. [2018-10-03 10:16:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 1870 states and 3732 transitions. [2018-10-03 10:16:18,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 3732 transitions. [2018-10-03 10:16:18,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 1871 states and 3734 transitions. [2018-10-03 10:16:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3734 transitions. [2018-10-03 10:16:18,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1872 states and 3736 transitions. [2018-10-03 10:16:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3736 transitions. [2018-10-03 10:16:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 1873 states and 3738 transitions. [2018-10-03 10:16:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 3738 transitions. [2018-10-03 10:16:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1874 states and 3740 transitions. [2018-10-03 10:16:18,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 3740 transitions. [2018-10-03 10:16:18,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:18,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1875 states and 3742 transitions. [2018-10-03 10:16:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3742 transitions. [2018-10-03 10:16:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:18,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1876 states and 3744 transitions. [2018-10-03 10:16:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3744 transitions. [2018-10-03 10:16:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 1877 states and 3746 transitions. [2018-10-03 10:16:19,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3746 transitions. [2018-10-03 10:16:19,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1878 states and 3748 transitions. [2018-10-03 10:16:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3748 transitions. [2018-10-03 10:16:19,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 1879 states and 3750 transitions. [2018-10-03 10:16:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3750 transitions. [2018-10-03 10:16:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1880 states and 3752 transitions. [2018-10-03 10:16:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3752 transitions. [2018-10-03 10:16:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3754 states to 1881 states and 3754 transitions. [2018-10-03 10:16:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3754 transitions. [2018-10-03 10:16:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 1882 states and 3756 transitions. [2018-10-03 10:16:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3756 transitions. [2018-10-03 10:16:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1883 states and 3758 transitions. [2018-10-03 10:16:19,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3758 transitions. [2018-10-03 10:16:19,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:19,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 1884 states and 3760 transitions. [2018-10-03 10:16:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3760 transitions. [2018-10-03 10:16:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:19,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1885 states and 3762 transitions. [2018-10-03 10:16:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3762 transitions. [2018-10-03 10:16:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 1886 states and 3764 transitions. [2018-10-03 10:16:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3764 transitions. [2018-10-03 10:16:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1887 states and 3766 transitions. [2018-10-03 10:16:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3766 transitions. [2018-10-03 10:16:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 1888 states and 3768 transitions. [2018-10-03 10:16:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3768 transitions. [2018-10-03 10:16:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1889 states and 3770 transitions. [2018-10-03 10:16:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3770 transitions. [2018-10-03 10:16:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 1890 states and 3772 transitions. [2018-10-03 10:16:20,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3772 transitions. [2018-10-03 10:16:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 1891 states and 3774 transitions. [2018-10-03 10:16:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3774 transitions. [2018-10-03 10:16:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:20,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:20,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1892 states and 3776 transitions. [2018-10-03 10:16:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3776 transitions. [2018-10-03 10:16:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1893 states and 3778 transitions. [2018-10-03 10:16:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3778 transitions. [2018-10-03 10:16:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1894 states and 3780 transitions. [2018-10-03 10:16:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3780 transitions. [2018-10-03 10:16:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1895 states and 3782 transitions. [2018-10-03 10:16:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3782 transitions. [2018-10-03 10:16:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 1896 states and 3784 transitions. [2018-10-03 10:16:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3784 transitions. [2018-10-03 10:16:21,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1897 states and 3786 transitions. [2018-10-03 10:16:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3786 transitions. [2018-10-03 10:16:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1898 states and 3788 transitions. [2018-10-03 10:16:21,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3788 transitions. [2018-10-03 10:16:21,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1899 states and 3790 transitions. [2018-10-03 10:16:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3790 transitions. [2018-10-03 10:16:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1900 states and 3792 transitions. [2018-10-03 10:16:21,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3792 transitions. [2018-10-03 10:16:21,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:21,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:21,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1901 states and 3794 transitions. [2018-10-03 10:16:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3794 transitions. [2018-10-03 10:16:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1902 states and 3796 transitions. [2018-10-03 10:16:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3796 transitions. [2018-10-03 10:16:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 1903 states and 3798 transitions. [2018-10-03 10:16:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3798 transitions. [2018-10-03 10:16:22,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 1904 states and 3800 transitions. [2018-10-03 10:16:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3800 transitions. [2018-10-03 10:16:22,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 1905 states and 3802 transitions. [2018-10-03 10:16:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3802 transitions. [2018-10-03 10:16:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1906 states and 3804 transitions. [2018-10-03 10:16:22,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3804 transitions. [2018-10-03 10:16:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 1907 states and 3806 transitions. [2018-10-03 10:16:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3806 transitions. [2018-10-03 10:16:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 1908 states and 3808 transitions. [2018-10-03 10:16:22,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3808 transitions. [2018-10-03 10:16:22,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:22,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1909 states and 3810 transitions. [2018-10-03 10:16:22,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3810 transitions. [2018-10-03 10:16:22,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:22,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:22,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1910 states and 3812 transitions. [2018-10-03 10:16:23,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3812 transitions. [2018-10-03 10:16:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 1911 states and 3814 transitions. [2018-10-03 10:16:23,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3814 transitions. [2018-10-03 10:16:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 1912 states and 3816 transitions. [2018-10-03 10:16:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3816 transitions. [2018-10-03 10:16:23,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3818 states to 1913 states and 3818 transitions. [2018-10-03 10:16:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3818 transitions. [2018-10-03 10:16:23,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1914 states and 3820 transitions. [2018-10-03 10:16:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3820 transitions. [2018-10-03 10:16:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1915 states and 3822 transitions. [2018-10-03 10:16:23,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3822 transitions. [2018-10-03 10:16:23,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 1916 states and 3824 transitions. [2018-10-03 10:16:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3824 transitions. [2018-10-03 10:16:23,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 1917 states and 3826 transitions. [2018-10-03 10:16:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3826 transitions. [2018-10-03 10:16:23,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:23,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 1918 states and 3828 transitions. [2018-10-03 10:16:23,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3828 transitions. [2018-10-03 10:16:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:23,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:23,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:23,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1919 states and 3830 transitions. [2018-10-03 10:16:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3830 transitions. [2018-10-03 10:16:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 1920 states and 3832 transitions. [2018-10-03 10:16:24,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3832 transitions. [2018-10-03 10:16:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 1921 states and 3834 transitions. [2018-10-03 10:16:24,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3834 transitions. [2018-10-03 10:16:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,292 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1922 states and 3836 transitions. [2018-10-03 10:16:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 3836 transitions. [2018-10-03 10:16:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 1923 states and 3838 transitions. [2018-10-03 10:16:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3838 transitions. [2018-10-03 10:16:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1924 states and 3840 transitions. [2018-10-03 10:16:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3840 transitions. [2018-10-03 10:16:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1925 states and 3842 transitions. [2018-10-03 10:16:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3842 transitions. [2018-10-03 10:16:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 1926 states and 3844 transitions. [2018-10-03 10:16:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 3844 transitions. [2018-10-03 10:16:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1927 states and 3846 transitions. [2018-10-03 10:16:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3846 transitions. [2018-10-03 10:16:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:24,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:24,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 1928 states and 3848 transitions. [2018-10-03 10:16:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3848 transitions. [2018-10-03 10:16:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1929 states and 3850 transitions. [2018-10-03 10:16:25,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3850 transitions. [2018-10-03 10:16:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1930 states and 3852 transitions. [2018-10-03 10:16:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3852 transitions. [2018-10-03 10:16:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 1931 states and 3854 transitions. [2018-10-03 10:16:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3854 transitions. [2018-10-03 10:16:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 1932 states and 3856 transitions. [2018-10-03 10:16:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3856 transitions. [2018-10-03 10:16:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3858 states to 1933 states and 3858 transitions. [2018-10-03 10:16:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3858 transitions. [2018-10-03 10:16:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 1934 states and 3860 transitions. [2018-10-03 10:16:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3860 transitions. [2018-10-03 10:16:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3862 states to 1935 states and 3862 transitions. [2018-10-03 10:16:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3862 transitions. [2018-10-03 10:16:25,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:25,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:25,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:25,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1936 states and 3864 transitions. [2018-10-03 10:16:26,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3864 transitions. [2018-10-03 10:16:26,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 1937 states and 3866 transitions. [2018-10-03 10:16:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3866 transitions. [2018-10-03 10:16:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3868 states to 1938 states and 3868 transitions. [2018-10-03 10:16:26,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3868 transitions. [2018-10-03 10:16:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 1939 states and 3870 transitions. [2018-10-03 10:16:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3870 transitions. [2018-10-03 10:16:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 1940 states and 3872 transitions. [2018-10-03 10:16:26,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3872 transitions. [2018-10-03 10:16:26,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 1941 states and 3874 transitions. [2018-10-03 10:16:26,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3874 transitions. [2018-10-03 10:16:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 1942 states and 3876 transitions. [2018-10-03 10:16:26,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3876 transitions. [2018-10-03 10:16:26,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 1943 states and 3878 transitions. [2018-10-03 10:16:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3878 transitions. [2018-10-03 10:16:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:26,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 1944 states and 3880 transitions. [2018-10-03 10:16:26,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3880 transitions. [2018-10-03 10:16:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:26,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:26,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 1945 states and 3882 transitions. [2018-10-03 10:16:27,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3882 transitions. [2018-10-03 10:16:27,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 1946 states and 3884 transitions. [2018-10-03 10:16:27,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3884 transitions. [2018-10-03 10:16:27,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1947 states and 3886 transitions. [2018-10-03 10:16:27,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3886 transitions. [2018-10-03 10:16:27,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 1948 states and 3888 transitions. [2018-10-03 10:16:27,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3888 transitions. [2018-10-03 10:16:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 1949 states and 3890 transitions. [2018-10-03 10:16:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 3890 transitions. [2018-10-03 10:16:27,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 1950 states and 3892 transitions. [2018-10-03 10:16:27,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3892 transitions. [2018-10-03 10:16:27,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 1951 states and 3894 transitions. [2018-10-03 10:16:27,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3894 transitions. [2018-10-03 10:16:27,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:27,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 1952 states and 3896 transitions. [2018-10-03 10:16:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3896 transitions. [2018-10-03 10:16:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:27,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:27,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 1953 states and 3898 transitions. [2018-10-03 10:16:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3898 transitions. [2018-10-03 10:16:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 1954 states and 3900 transitions. [2018-10-03 10:16:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3900 transitions. [2018-10-03 10:16:28,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 1955 states and 3902 transitions. [2018-10-03 10:16:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3902 transitions. [2018-10-03 10:16:28,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 1956 states and 3904 transitions. [2018-10-03 10:16:28,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3904 transitions. [2018-10-03 10:16:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 1957 states and 3906 transitions. [2018-10-03 10:16:28,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3906 transitions. [2018-10-03 10:16:28,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1958 states and 3908 transitions. [2018-10-03 10:16:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3908 transitions. [2018-10-03 10:16:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 1959 states and 3910 transitions. [2018-10-03 10:16:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3910 transitions. [2018-10-03 10:16:28,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 1960 states and 3912 transitions. [2018-10-03 10:16:28,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3912 transitions. [2018-10-03 10:16:28,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:28,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:28,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 1961 states and 3914 transitions. [2018-10-03 10:16:28,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3914 transitions. [2018-10-03 10:16:28,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:28,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:28,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:28,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1962 states and 3916 transitions. [2018-10-03 10:16:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3916 transitions. [2018-10-03 10:16:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,036 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1963 states and 3918 transitions. [2018-10-03 10:16:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3918 transitions. [2018-10-03 10:16:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 1964 states and 3920 transitions. [2018-10-03 10:16:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3920 transitions. [2018-10-03 10:16:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,260 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 1965 states and 3922 transitions. [2018-10-03 10:16:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3922 transitions. [2018-10-03 10:16:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1966 states and 3924 transitions. [2018-10-03 10:16:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 3924 transitions. [2018-10-03 10:16:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1967 states and 3926 transitions. [2018-10-03 10:16:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 3926 transitions. [2018-10-03 10:16:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 1968 states and 3928 transitions. [2018-10-03 10:16:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3928 transitions. [2018-10-03 10:16:29,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1969 states and 3930 transitions. [2018-10-03 10:16:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3930 transitions. [2018-10-03 10:16:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:29,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 1970 states and 3932 transitions. [2018-10-03 10:16:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3932 transitions. [2018-10-03 10:16:29,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:29,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:29,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3934 states to 1971 states and 3934 transitions. [2018-10-03 10:16:30,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3934 transitions. [2018-10-03 10:16:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 1972 states and 3936 transitions. [2018-10-03 10:16:30,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3936 transitions. [2018-10-03 10:16:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1973 states and 3938 transitions. [2018-10-03 10:16:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3938 transitions. [2018-10-03 10:16:30,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 1974 states and 3940 transitions. [2018-10-03 10:16:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3940 transitions. [2018-10-03 10:16:30,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 1975 states and 3942 transitions. [2018-10-03 10:16:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3942 transitions. [2018-10-03 10:16:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1976 states and 3944 transitions. [2018-10-03 10:16:30,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3944 transitions. [2018-10-03 10:16:30,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 1977 states and 3946 transitions. [2018-10-03 10:16:30,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 3946 transitions. [2018-10-03 10:16:30,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1978 states and 3948 transitions. [2018-10-03 10:16:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3948 transitions. [2018-10-03 10:16:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:30,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:30,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 1979 states and 3950 transitions. [2018-10-03 10:16:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3950 transitions. [2018-10-03 10:16:31,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1980 states and 3952 transitions. [2018-10-03 10:16:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3952 transitions. [2018-10-03 10:16:31,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 1981 states and 3954 transitions. [2018-10-03 10:16:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3954 transitions. [2018-10-03 10:16:31,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1982 states and 3956 transitions. [2018-10-03 10:16:31,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3956 transitions. [2018-10-03 10:16:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 1983 states and 3958 transitions. [2018-10-03 10:16:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3958 transitions. [2018-10-03 10:16:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 1984 states and 3960 transitions. [2018-10-03 10:16:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3960 transitions. [2018-10-03 10:16:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 1985 states and 3962 transitions. [2018-10-03 10:16:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3962 transitions. [2018-10-03 10:16:31,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3964 states to 1986 states and 3964 transitions. [2018-10-03 10:16:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 3964 transitions. [2018-10-03 10:16:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 1987 states and 3966 transitions. [2018-10-03 10:16:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3966 transitions. [2018-10-03 10:16:31,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:31,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:31,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:31,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 1988 states and 3968 transitions. [2018-10-03 10:16:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 3968 transitions. [2018-10-03 10:16:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 1989 states and 3970 transitions. [2018-10-03 10:16:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3970 transitions. [2018-10-03 10:16:32,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 1990 states and 3972 transitions. [2018-10-03 10:16:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3972 transitions. [2018-10-03 10:16:32,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 1991 states and 3974 transitions. [2018-10-03 10:16:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 3974 transitions. [2018-10-03 10:16:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 1992 states and 3976 transitions. [2018-10-03 10:16:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3976 transitions. [2018-10-03 10:16:32,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 1993 states and 3978 transitions. [2018-10-03 10:16:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3978 transitions. [2018-10-03 10:16:32,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 1994 states and 3980 transitions. [2018-10-03 10:16:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3980 transitions. [2018-10-03 10:16:32,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 1995 states and 3982 transitions. [2018-10-03 10:16:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3982 transitions. [2018-10-03 10:16:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1996 states and 3984 transitions. [2018-10-03 10:16:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3984 transitions. [2018-10-03 10:16:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:32,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:32,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 1997 states and 3986 transitions. [2018-10-03 10:16:33,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3986 transitions. [2018-10-03 10:16:33,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 1998 states and 3988 transitions. [2018-10-03 10:16:33,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3988 transitions. [2018-10-03 10:16:33,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 1999 states and 3990 transitions. [2018-10-03 10:16:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3990 transitions. [2018-10-03 10:16:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 2000 states and 3992 transitions. [2018-10-03 10:16:33,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3992 transitions. [2018-10-03 10:16:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 2001 states and 3994 transitions. [2018-10-03 10:16:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3994 transitions. [2018-10-03 10:16:33,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 2002 states and 3996 transitions. [2018-10-03 10:16:33,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3996 transitions. [2018-10-03 10:16:33,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 2003 states and 3998 transitions. [2018-10-03 10:16:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3998 transitions. [2018-10-03 10:16:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:33,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 2004 states and 4000 transitions. [2018-10-03 10:16:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 4000 transitions. [2018-10-03 10:16:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:33,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:33,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 2005 states and 4002 transitions. [2018-10-03 10:16:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 4002 transitions. [2018-10-03 10:16:34,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 2006 states and 4004 transitions. [2018-10-03 10:16:34,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 4004 transitions. [2018-10-03 10:16:34,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 2007 states and 4006 transitions. [2018-10-03 10:16:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 4006 transitions. [2018-10-03 10:16:34,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 2008 states and 4008 transitions. [2018-10-03 10:16:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 4008 transitions. [2018-10-03 10:16:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2009 states and 4010 transitions. [2018-10-03 10:16:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 4010 transitions. [2018-10-03 10:16:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 2010 states and 4012 transitions. [2018-10-03 10:16:34,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 4012 transitions. [2018-10-03 10:16:34,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2011 states and 4014 transitions. [2018-10-03 10:16:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 4014 transitions. [2018-10-03 10:16:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 2012 states and 4016 transitions. [2018-10-03 10:16:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 4016 transitions. [2018-10-03 10:16:34,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:34,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:34,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2013 states and 4018 transitions. [2018-10-03 10:16:34,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 4018 transitions. [2018-10-03 10:16:34,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:34,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:34,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:34,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 2014 states and 4020 transitions. [2018-10-03 10:16:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 4020 transitions. [2018-10-03 10:16:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 2015 states and 4022 transitions. [2018-10-03 10:16:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 4022 transitions. [2018-10-03 10:16:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 2016 states and 4024 transitions. [2018-10-03 10:16:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 4024 transitions. [2018-10-03 10:16:35,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 2017 states and 4026 transitions. [2018-10-03 10:16:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 4026 transitions. [2018-10-03 10:16:35,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 2018 states and 4028 transitions. [2018-10-03 10:16:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 4028 transitions. [2018-10-03 10:16:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 2019 states and 4030 transitions. [2018-10-03 10:16:35,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4030 transitions. [2018-10-03 10:16:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 2020 states and 4032 transitions. [2018-10-03 10:16:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 4032 transitions. [2018-10-03 10:16:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:35,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 2021 states and 4034 transitions. [2018-10-03 10:16:35,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 4034 transitions. [2018-10-03 10:16:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:35,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:35,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 2022 states and 4036 transitions. [2018-10-03 10:16:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 4036 transitions. [2018-10-03 10:16:36,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 2023 states and 4038 transitions. [2018-10-03 10:16:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 4038 transitions. [2018-10-03 10:16:36,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 2024 states and 4040 transitions. [2018-10-03 10:16:36,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 4040 transitions. [2018-10-03 10:16:36,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 2025 states and 4042 transitions. [2018-10-03 10:16:36,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 4042 transitions. [2018-10-03 10:16:36,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4044 states to 2026 states and 4044 transitions. [2018-10-03 10:16:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 4044 transitions. [2018-10-03 10:16:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 2027 states and 4046 transitions. [2018-10-03 10:16:36,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 4046 transitions. [2018-10-03 10:16:36,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2028 states and 4048 transitions. [2018-10-03 10:16:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 4048 transitions. [2018-10-03 10:16:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 2029 states and 4050 transitions. [2018-10-03 10:16:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 4050 transitions. [2018-10-03 10:16:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:36,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:36,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:36,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 2030 states and 4052 transitions. [2018-10-03 10:16:36,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 4052 transitions. [2018-10-03 10:16:36,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:36,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:36,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 2031 states and 4054 transitions. [2018-10-03 10:16:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 4054 transitions. [2018-10-03 10:16:37,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4056 states to 2032 states and 4056 transitions. [2018-10-03 10:16:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 4056 transitions. [2018-10-03 10:16:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 2033 states and 4058 transitions. [2018-10-03 10:16:37,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 4058 transitions. [2018-10-03 10:16:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 2034 states and 4060 transitions. [2018-10-03 10:16:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 4060 transitions. [2018-10-03 10:16:37,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 2035 states and 4062 transitions. [2018-10-03 10:16:37,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 4062 transitions. [2018-10-03 10:16:37,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 2036 states and 4064 transitions. [2018-10-03 10:16:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 4064 transitions. [2018-10-03 10:16:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 2037 states and 4066 transitions. [2018-10-03 10:16:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 4066 transitions. [2018-10-03 10:16:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:37,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:37,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4068 states to 2038 states and 4068 transitions. [2018-10-03 10:16:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 4068 transitions. [2018-10-03 10:16:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:37,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:37,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 2039 states and 4070 transitions. [2018-10-03 10:16:38,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 4070 transitions. [2018-10-03 10:16:38,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 2040 states and 4072 transitions. [2018-10-03 10:16:38,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 4072 transitions. [2018-10-03 10:16:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 2041 states and 4074 transitions. [2018-10-03 10:16:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 4074 transitions. [2018-10-03 10:16:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 2042 states and 4076 transitions. [2018-10-03 10:16:38,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 4076 transitions. [2018-10-03 10:16:38,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 2043 states and 4078 transitions. [2018-10-03 10:16:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 4078 transitions. [2018-10-03 10:16:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2044 states and 4080 transitions. [2018-10-03 10:16:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 4080 transitions. [2018-10-03 10:16:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2045 states and 4082 transitions. [2018-10-03 10:16:38,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 4082 transitions. [2018-10-03 10:16:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2046 states and 4084 transitions. [2018-10-03 10:16:38,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 4084 transitions. [2018-10-03 10:16:38,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:38,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 2047 states and 4086 transitions. [2018-10-03 10:16:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 4086 transitions. [2018-10-03 10:16:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:38,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:38,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:38,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 2048 states and 4088 transitions. [2018-10-03 10:16:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 4088 transitions. [2018-10-03 10:16:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 2049 states and 4090 transitions. [2018-10-03 10:16:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 4090 transitions. [2018-10-03 10:16:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 2050 states and 4092 transitions. [2018-10-03 10:16:39,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 4092 transitions. [2018-10-03 10:16:39,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 2051 states and 4094 transitions. [2018-10-03 10:16:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 4094 transitions. [2018-10-03 10:16:39,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 2052 states and 4096 transitions. [2018-10-03 10:16:39,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 4096 transitions. [2018-10-03 10:16:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2053 states and 4098 transitions. [2018-10-03 10:16:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 4098 transitions. [2018-10-03 10:16:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 2054 states and 4100 transitions. [2018-10-03 10:16:39,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 4100 transitions. [2018-10-03 10:16:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:39,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 2055 states and 4102 transitions. [2018-10-03 10:16:39,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 4102 transitions. [2018-10-03 10:16:39,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:39,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:39,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 2056 states and 4104 transitions. [2018-10-03 10:16:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4104 transitions. [2018-10-03 10:16:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2057 states and 4106 transitions. [2018-10-03 10:16:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 4106 transitions. [2018-10-03 10:16:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 2058 states and 4108 transitions. [2018-10-03 10:16:40,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 4108 transitions. [2018-10-03 10:16:40,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 2059 states and 4110 transitions. [2018-10-03 10:16:40,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 4110 transitions. [2018-10-03 10:16:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 2060 states and 4112 transitions. [2018-10-03 10:16:40,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 4112 transitions. [2018-10-03 10:16:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 2061 states and 4114 transitions. [2018-10-03 10:16:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 4114 transitions. [2018-10-03 10:16:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2062 states and 4116 transitions. [2018-10-03 10:16:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 4116 transitions. [2018-10-03 10:16:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2063 states and 4118 transitions. [2018-10-03 10:16:40,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 4118 transitions. [2018-10-03 10:16:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2064 states and 4120 transitions. [2018-10-03 10:16:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 4120 transitions. [2018-10-03 10:16:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:40,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:40,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2065 states and 4122 transitions. [2018-10-03 10:16:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 4122 transitions. [2018-10-03 10:16:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 2066 states and 4124 transitions. [2018-10-03 10:16:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 4124 transitions. [2018-10-03 10:16:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 2067 states and 4126 transitions. [2018-10-03 10:16:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 4126 transitions. [2018-10-03 10:16:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2068 states and 4128 transitions. [2018-10-03 10:16:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 4128 transitions. [2018-10-03 10:16:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 2069 states and 4130 transitions. [2018-10-03 10:16:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 4130 transitions. [2018-10-03 10:16:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 2070 states and 4132 transitions. [2018-10-03 10:16:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 4132 transitions. [2018-10-03 10:16:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 2071 states and 4134 transitions. [2018-10-03 10:16:41,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4134 transitions. [2018-10-03 10:16:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:41,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:41,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 2072 states and 4136 transitions. [2018-10-03 10:16:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 4136 transitions. [2018-10-03 10:16:41,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:41,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:41,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 2073 states and 4138 transitions. [2018-10-03 10:16:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 4138 transitions. [2018-10-03 10:16:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 2074 states and 4140 transitions. [2018-10-03 10:16:42,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 4140 transitions. [2018-10-03 10:16:42,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4142 states to 2075 states and 4142 transitions. [2018-10-03 10:16:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 4142 transitions. [2018-10-03 10:16:42,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 2076 states and 4144 transitions. [2018-10-03 10:16:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 4144 transitions. [2018-10-03 10:16:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 2077 states and 4146 transitions. [2018-10-03 10:16:42,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 4146 transitions. [2018-10-03 10:16:42,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 2078 states and 4148 transitions. [2018-10-03 10:16:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 4148 transitions. [2018-10-03 10:16:42,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 2079 states and 4150 transitions. [2018-10-03 10:16:42,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 4150 transitions. [2018-10-03 10:16:42,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 2080 states and 4152 transitions. [2018-10-03 10:16:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 4152 transitions. [2018-10-03 10:16:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:42,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:42,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 2081 states and 4154 transitions. [2018-10-03 10:16:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4154 transitions. [2018-10-03 10:16:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4156 states to 2082 states and 4156 transitions. [2018-10-03 10:16:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4156 transitions. [2018-10-03 10:16:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 2083 states and 4158 transitions. [2018-10-03 10:16:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4158 transitions. [2018-10-03 10:16:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 2084 states and 4160 transitions. [2018-10-03 10:16:43,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4160 transitions. [2018-10-03 10:16:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 2085 states and 4162 transitions. [2018-10-03 10:16:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4162 transitions. [2018-10-03 10:16:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 2086 states and 4164 transitions. [2018-10-03 10:16:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4164 transitions. [2018-10-03 10:16:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2087 states and 4166 transitions. [2018-10-03 10:16:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 4166 transitions. [2018-10-03 10:16:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:43,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:43,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 2088 states and 4168 transitions. [2018-10-03 10:16:43,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 4168 transitions. [2018-10-03 10:16:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:43,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:43,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 2089 states and 4170 transitions. [2018-10-03 10:16:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 4170 transitions. [2018-10-03 10:16:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 2090 states and 4172 transitions. [2018-10-03 10:16:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 4172 transitions. [2018-10-03 10:16:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 2091 states and 4174 transitions. [2018-10-03 10:16:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 4174 transitions. [2018-10-03 10:16:44,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 2092 states and 4176 transitions. [2018-10-03 10:16:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 4176 transitions. [2018-10-03 10:16:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 2093 states and 4178 transitions. [2018-10-03 10:16:44,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 4178 transitions. [2018-10-03 10:16:44,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 2094 states and 4180 transitions. [2018-10-03 10:16:44,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 4180 transitions. [2018-10-03 10:16:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 2095 states and 4182 transitions. [2018-10-03 10:16:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 4182 transitions. [2018-10-03 10:16:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 2096 states and 4184 transitions. [2018-10-03 10:16:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 4184 transitions. [2018-10-03 10:16:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2097 states and 4186 transitions. [2018-10-03 10:16:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 4186 transitions. [2018-10-03 10:16:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:44,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:44,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 2098 states and 4188 transitions. [2018-10-03 10:16:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 4188 transitions. [2018-10-03 10:16:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 2099 states and 4190 transitions. [2018-10-03 10:16:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 4190 transitions. [2018-10-03 10:16:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 2100 states and 4192 transitions. [2018-10-03 10:16:45,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4192 transitions. [2018-10-03 10:16:45,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 2101 states and 4194 transitions. [2018-10-03 10:16:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4194 transitions. [2018-10-03 10:16:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 2102 states and 4196 transitions. [2018-10-03 10:16:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4196 transitions. [2018-10-03 10:16:45,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4198 states to 2103 states and 4198 transitions. [2018-10-03 10:16:45,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4198 transitions. [2018-10-03 10:16:45,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 2104 states and 4200 transitions. [2018-10-03 10:16:45,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4200 transitions. [2018-10-03 10:16:45,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 2105 states and 4202 transitions. [2018-10-03 10:16:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4202 transitions. [2018-10-03 10:16:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:45,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:45,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:45,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 2106 states and 4204 transitions. [2018-10-03 10:16:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 4204 transitions. [2018-10-03 10:16:46,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 2107 states and 4206 transitions. [2018-10-03 10:16:46,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 4206 transitions. [2018-10-03 10:16:46,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 2108 states and 4208 transitions. [2018-10-03 10:16:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4208 transitions. [2018-10-03 10:16:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2109 states and 4210 transitions. [2018-10-03 10:16:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 4210 transitions. [2018-10-03 10:16:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 2110 states and 4212 transitions. [2018-10-03 10:16:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 4212 transitions. [2018-10-03 10:16:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 2111 states and 4214 transitions. [2018-10-03 10:16:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 4214 transitions. [2018-10-03 10:16:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 2112 states and 4216 transitions. [2018-10-03 10:16:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 4216 transitions. [2018-10-03 10:16:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:46,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:46,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 2113 states and 4218 transitions. [2018-10-03 10:16:46,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 4218 transitions. [2018-10-03 10:16:46,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:46,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:46,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 2114 states and 4220 transitions. [2018-10-03 10:16:47,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 4220 transitions. [2018-10-03 10:16:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 2115 states and 4222 transitions. [2018-10-03 10:16:47,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 4222 transitions. [2018-10-03 10:16:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 2116 states and 4224 transitions. [2018-10-03 10:16:47,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 4224 transitions. [2018-10-03 10:16:47,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 2117 states and 4226 transitions. [2018-10-03 10:16:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 4226 transitions. [2018-10-03 10:16:47,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 2118 states and 4228 transitions. [2018-10-03 10:16:47,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 4228 transitions. [2018-10-03 10:16:47,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2119 states and 4230 transitions. [2018-10-03 10:16:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 4230 transitions. [2018-10-03 10:16:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4232 states to 2120 states and 4232 transitions. [2018-10-03 10:16:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 4232 transitions. [2018-10-03 10:16:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:47,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 2121 states and 4234 transitions. [2018-10-03 10:16:47,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 4234 transitions. [2018-10-03 10:16:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:47,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:47,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 2122 states and 4236 transitions. [2018-10-03 10:16:48,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 4236 transitions. [2018-10-03 10:16:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 2123 states and 4238 transitions. [2018-10-03 10:16:48,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 4238 transitions. [2018-10-03 10:16:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 2124 states and 4240 transitions. [2018-10-03 10:16:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 4240 transitions. [2018-10-03 10:16:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2125 states and 4242 transitions. [2018-10-03 10:16:48,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4242 transitions. [2018-10-03 10:16:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4244 states to 2126 states and 4244 transitions. [2018-10-03 10:16:48,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 4244 transitions. [2018-10-03 10:16:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 2127 states and 4246 transitions. [2018-10-03 10:16:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4246 transitions. [2018-10-03 10:16:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2128 states and 4248 transitions. [2018-10-03 10:16:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4248 transitions. [2018-10-03 10:16:48,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2129 states and 4250 transitions. [2018-10-03 10:16:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4250 transitions. [2018-10-03 10:16:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:48,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:48,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:48,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 2130 states and 4252 transitions. [2018-10-03 10:16:48,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 4252 transitions. [2018-10-03 10:16:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:48,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 2131 states and 4254 transitions. [2018-10-03 10:16:49,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 4254 transitions. [2018-10-03 10:16:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 2132 states and 4256 transitions. [2018-10-03 10:16:49,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 4256 transitions. [2018-10-03 10:16:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 2133 states and 4258 transitions. [2018-10-03 10:16:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 4258 transitions. [2018-10-03 10:16:49,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 2134 states and 4260 transitions. [2018-10-03 10:16:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 4260 transitions. [2018-10-03 10:16:49,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 2135 states and 4262 transitions. [2018-10-03 10:16:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 4262 transitions. [2018-10-03 10:16:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 2136 states and 4264 transitions. [2018-10-03 10:16:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 4264 transitions. [2018-10-03 10:16:49,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2137 states and 4266 transitions. [2018-10-03 10:16:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4266 transitions. [2018-10-03 10:16:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 2138 states and 4268 transitions. [2018-10-03 10:16:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 4268 transitions. [2018-10-03 10:16:49,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:49,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:49,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 2139 states and 4270 transitions. [2018-10-03 10:16:50,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 4270 transitions. [2018-10-03 10:16:50,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 2140 states and 4272 transitions. [2018-10-03 10:16:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4272 transitions. [2018-10-03 10:16:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 2141 states and 4274 transitions. [2018-10-03 10:16:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 4274 transitions. [2018-10-03 10:16:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 2142 states and 4276 transitions. [2018-10-03 10:16:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 4276 transitions. [2018-10-03 10:16:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 2143 states and 4278 transitions. [2018-10-03 10:16:50,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 4278 transitions. [2018-10-03 10:16:50,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 2144 states and 4280 transitions. [2018-10-03 10:16:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4280 transitions. [2018-10-03 10:16:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 2145 states and 4282 transitions. [2018-10-03 10:16:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4282 transitions. [2018-10-03 10:16:50,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 2146 states and 4284 transitions. [2018-10-03 10:16:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 4284 transitions. [2018-10-03 10:16:50,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:50,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:50,992 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4286 states to 2147 states and 4286 transitions. [2018-10-03 10:16:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4286 transitions. [2018-10-03 10:16:51,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 2148 states and 4288 transitions. [2018-10-03 10:16:51,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 4288 transitions. [2018-10-03 10:16:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 2149 states and 4290 transitions. [2018-10-03 10:16:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 4290 transitions. [2018-10-03 10:16:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 2150 states and 4292 transitions. [2018-10-03 10:16:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4292 transitions. [2018-10-03 10:16:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 2151 states and 4294 transitions. [2018-10-03 10:16:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4294 transitions. [2018-10-03 10:16:51,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 2152 states and 4296 transitions. [2018-10-03 10:16:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4296 transitions. [2018-10-03 10:16:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 2153 states and 4298 transitions. [2018-10-03 10:16:51,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 4298 transitions. [2018-10-03 10:16:51,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:51,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:51,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 2154 states and 4300 transitions. [2018-10-03 10:16:52,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 4300 transitions. [2018-10-03 10:16:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 2155 states and 4302 transitions. [2018-10-03 10:16:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 4302 transitions. [2018-10-03 10:16:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 2156 states and 4304 transitions. [2018-10-03 10:16:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 4304 transitions. [2018-10-03 10:16:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 2157 states and 4306 transitions. [2018-10-03 10:16:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 4306 transitions. [2018-10-03 10:16:52,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 2158 states and 4308 transitions. [2018-10-03 10:16:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 4308 transitions. [2018-10-03 10:16:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 2159 states and 4310 transitions. [2018-10-03 10:16:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 4310 transitions. [2018-10-03 10:16:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 2160 states and 4312 transitions. [2018-10-03 10:16:52,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 4312 transitions. [2018-10-03 10:16:52,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:52,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 2161 states and 4314 transitions. [2018-10-03 10:16:52,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4314 transitions. [2018-10-03 10:16:52,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:52,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:52,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 2162 states and 4316 transitions. [2018-10-03 10:16:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4316 transitions. [2018-10-03 10:16:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 2163 states and 4318 transitions. [2018-10-03 10:16:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 4318 transitions. [2018-10-03 10:16:53,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4320 states to 2164 states and 4320 transitions. [2018-10-03 10:16:53,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 4320 transitions. [2018-10-03 10:16:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 2165 states and 4322 transitions. [2018-10-03 10:16:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 4322 transitions. [2018-10-03 10:16:53,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 2166 states and 4324 transitions. [2018-10-03 10:16:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4324 transitions. [2018-10-03 10:16:53,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 2167 states and 4326 transitions. [2018-10-03 10:16:53,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4326 transitions. [2018-10-03 10:16:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 2168 states and 4328 transitions. [2018-10-03 10:16:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4328 transitions. [2018-10-03 10:16:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 2169 states and 4330 transitions. [2018-10-03 10:16:53,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4330 transitions. [2018-10-03 10:16:53,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:53,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 2170 states and 4332 transitions. [2018-10-03 10:16:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 4332 transitions. [2018-10-03 10:16:53,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:53,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:53,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 2171 states and 4334 transitions. [2018-10-03 10:16:54,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 4334 transitions. [2018-10-03 10:16:54,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 2172 states and 4336 transitions. [2018-10-03 10:16:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4336 transitions. [2018-10-03 10:16:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 2173 states and 4338 transitions. [2018-10-03 10:16:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4338 transitions. [2018-10-03 10:16:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 2174 states and 4340 transitions. [2018-10-03 10:16:54,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4340 transitions. [2018-10-03 10:16:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 2175 states and 4342 transitions. [2018-10-03 10:16:54,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4342 transitions. [2018-10-03 10:16:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 2176 states and 4344 transitions. [2018-10-03 10:16:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4344 transitions. [2018-10-03 10:16:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 2177 states and 4346 transitions. [2018-10-03 10:16:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4346 transitions. [2018-10-03 10:16:54,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:54,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 2178 states and 4348 transitions. [2018-10-03 10:16:54,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4348 transitions. [2018-10-03 10:16:54,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:54,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:54,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:54,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 2179 states and 4350 transitions. [2018-10-03 10:16:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4350 transitions. [2018-10-03 10:16:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2180 states and 4352 transitions. [2018-10-03 10:16:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4352 transitions. [2018-10-03 10:16:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2181 states and 4354 transitions. [2018-10-03 10:16:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4354 transitions. [2018-10-03 10:16:55,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 2182 states and 4356 transitions. [2018-10-03 10:16:55,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4356 transitions. [2018-10-03 10:16:55,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 2183 states and 4358 transitions. [2018-10-03 10:16:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4358 transitions. [2018-10-03 10:16:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 2184 states and 4360 transitions. [2018-10-03 10:16:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4360 transitions. [2018-10-03 10:16:55,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 2185 states and 4362 transitions. [2018-10-03 10:16:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 4362 transitions. [2018-10-03 10:16:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:55,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 2186 states and 4364 transitions. [2018-10-03 10:16:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 4364 transitions. [2018-10-03 10:16:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:55,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:55,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 2187 states and 4366 transitions. [2018-10-03 10:16:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 4366 transitions. [2018-10-03 10:16:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 2188 states and 4368 transitions. [2018-10-03 10:16:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 4368 transitions. [2018-10-03 10:16:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 2189 states and 4370 transitions. [2018-10-03 10:16:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 4370 transitions. [2018-10-03 10:16:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 2190 states and 4372 transitions. [2018-10-03 10:16:56,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 4372 transitions. [2018-10-03 10:16:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 2191 states and 4374 transitions. [2018-10-03 10:16:56,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 4374 transitions. [2018-10-03 10:16:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 2192 states and 4376 transitions. [2018-10-03 10:16:56,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 4376 transitions. [2018-10-03 10:16:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 2193 states and 4378 transitions. [2018-10-03 10:16:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 4378 transitions. [2018-10-03 10:16:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:56,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:56,890 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:56,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 2194 states and 4380 transitions. [2018-10-03 10:16:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 4380 transitions. [2018-10-03 10:16:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 2195 states and 4382 transitions. [2018-10-03 10:16:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 4382 transitions. [2018-10-03 10:16:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 2196 states and 4384 transitions. [2018-10-03 10:16:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 4384 transitions. [2018-10-03 10:16:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 2197 states and 4386 transitions. [2018-10-03 10:16:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 4386 transitions. [2018-10-03 10:16:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 2198 states and 4388 transitions. [2018-10-03 10:16:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 4388 transitions. [2018-10-03 10:16:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 2199 states and 4390 transitions. [2018-10-03 10:16:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 4390 transitions. [2018-10-03 10:16:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4392 states to 2200 states and 4392 transitions. [2018-10-03 10:16:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 4392 transitions. [2018-10-03 10:16:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 2201 states and 4394 transitions. [2018-10-03 10:16:57,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 4394 transitions. [2018-10-03 10:16:57,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:57,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:57,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 2202 states and 4396 transitions. [2018-10-03 10:16:57,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4396 transitions. [2018-10-03 10:16:57,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:57,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:57,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 2203 states and 4398 transitions. [2018-10-03 10:16:58,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 4398 transitions. [2018-10-03 10:16:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 2204 states and 4400 transitions. [2018-10-03 10:16:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 4400 transitions. [2018-10-03 10:16:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 2205 states and 4402 transitions. [2018-10-03 10:16:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4402 transitions. [2018-10-03 10:16:58,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 2206 states and 4404 transitions. [2018-10-03 10:16:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4404 transitions. [2018-10-03 10:16:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 2207 states and 4406 transitions. [2018-10-03 10:16:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4406 transitions. [2018-10-03 10:16:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 2208 states and 4408 transitions. [2018-10-03 10:16:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 4408 transitions. [2018-10-03 10:16:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4410 states to 2209 states and 4410 transitions. [2018-10-03 10:16:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 4410 transitions. [2018-10-03 10:16:58,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:58,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:58,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 2210 states and 4412 transitions. [2018-10-03 10:16:58,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 4412 transitions. [2018-10-03 10:16:58,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:58,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:58,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 2211 states and 4414 transitions. [2018-10-03 10:16:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 4414 transitions. [2018-10-03 10:16:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 2212 states and 4416 transitions. [2018-10-03 10:16:59,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 4416 transitions. [2018-10-03 10:16:59,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 2213 states and 4418 transitions. [2018-10-03 10:16:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 4418 transitions. [2018-10-03 10:16:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 2214 states and 4420 transitions. [2018-10-03 10:16:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 4420 transitions. [2018-10-03 10:16:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 2215 states and 4422 transitions. [2018-10-03 10:16:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 4422 transitions. [2018-10-03 10:16:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 2216 states and 4424 transitions. [2018-10-03 10:16:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 4424 transitions. [2018-10-03 10:16:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 2217 states and 4426 transitions. [2018-10-03 10:16:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 4426 transitions. [2018-10-03 10:16:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:16:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:16:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4428 states to 2218 states and 4428 transitions. [2018-10-03 10:16:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 4428 transitions. [2018-10-03 10:16:59,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:16:59,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:16:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:16:59,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:16:59,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 2219 states and 4430 transitions. [2018-10-03 10:17:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4430 transitions. [2018-10-03 10:17:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 2220 states and 4432 transitions. [2018-10-03 10:17:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 4432 transitions. [2018-10-03 10:17:00,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 2221 states and 4434 transitions. [2018-10-03 10:17:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4434 transitions. [2018-10-03 10:17:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 2222 states and 4436 transitions. [2018-10-03 10:17:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4436 transitions. [2018-10-03 10:17:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 2223 states and 4438 transitions. [2018-10-03 10:17:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4438 transitions. [2018-10-03 10:17:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 2224 states and 4440 transitions. [2018-10-03 10:17:00,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 4440 transitions. [2018-10-03 10:17:00,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 2225 states and 4442 transitions. [2018-10-03 10:17:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4442 transitions. [2018-10-03 10:17:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4444 states to 2226 states and 4444 transitions. [2018-10-03 10:17:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4444 transitions. [2018-10-03 10:17:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:00,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:00,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 2227 states and 4446 transitions. [2018-10-03 10:17:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 4446 transitions. [2018-10-03 10:17:01,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 2228 states and 4448 transitions. [2018-10-03 10:17:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 4448 transitions. [2018-10-03 10:17:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,156 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 2229 states and 4450 transitions. [2018-10-03 10:17:01,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 4450 transitions. [2018-10-03 10:17:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 2230 states and 4452 transitions. [2018-10-03 10:17:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 4452 transitions. [2018-10-03 10:17:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 2231 states and 4454 transitions. [2018-10-03 10:17:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4454 transitions. [2018-10-03 10:17:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 2232 states and 4456 transitions. [2018-10-03 10:17:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 4456 transitions. [2018-10-03 10:17:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 2233 states and 4458 transitions. [2018-10-03 10:17:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 4458 transitions. [2018-10-03 10:17:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:01,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:01,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 2234 states and 4460 transitions. [2018-10-03 10:17:01,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 4460 transitions. [2018-10-03 10:17:01,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:01,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:01,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 2235 states and 4462 transitions. [2018-10-03 10:17:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 4462 transitions. [2018-10-03 10:17:02,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4464 states to 2236 states and 4464 transitions. [2018-10-03 10:17:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 4464 transitions. [2018-10-03 10:17:02,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4466 states to 2237 states and 4466 transitions. [2018-10-03 10:17:02,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 4466 transitions. [2018-10-03 10:17:02,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 2238 states and 4468 transitions. [2018-10-03 10:17:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 4468 transitions. [2018-10-03 10:17:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 2239 states and 4470 transitions. [2018-10-03 10:17:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 4470 transitions. [2018-10-03 10:17:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4472 states to 2240 states and 4472 transitions. [2018-10-03 10:17:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 4472 transitions. [2018-10-03 10:17:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 2241 states and 4474 transitions. [2018-10-03 10:17:02,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 4474 transitions. [2018-10-03 10:17:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 2242 states and 4476 transitions. [2018-10-03 10:17:02,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4476 transitions. [2018-10-03 10:17:02,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:02,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:02,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4478 states to 2243 states and 4478 transitions. [2018-10-03 10:17:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4478 transitions. [2018-10-03 10:17:03,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 2244 states and 4480 transitions. [2018-10-03 10:17:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 4480 transitions. [2018-10-03 10:17:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 2245 states and 4482 transitions. [2018-10-03 10:17:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4482 transitions. [2018-10-03 10:17:03,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 2246 states and 4484 transitions. [2018-10-03 10:17:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4484 transitions. [2018-10-03 10:17:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 2247 states and 4486 transitions. [2018-10-03 10:17:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 4486 transitions. [2018-10-03 10:17:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 2248 states and 4488 transitions. [2018-10-03 10:17:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 4488 transitions. [2018-10-03 10:17:03,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4490 states to 2249 states and 4490 transitions. [2018-10-03 10:17:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 4490 transitions. [2018-10-03 10:17:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:03,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4492 states to 2250 states and 4492 transitions. [2018-10-03 10:17:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 4492 transitions. [2018-10-03 10:17:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:03,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:03,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:03,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 2251 states and 4494 transitions. [2018-10-03 10:17:04,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 4494 transitions. [2018-10-03 10:17:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 2252 states and 4496 transitions. [2018-10-03 10:17:04,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 4496 transitions. [2018-10-03 10:17:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 2253 states and 4498 transitions. [2018-10-03 10:17:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 4498 transitions. [2018-10-03 10:17:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 2254 states and 4500 transitions. [2018-10-03 10:17:04,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 4500 transitions. [2018-10-03 10:17:04,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 2255 states and 4502 transitions. [2018-10-03 10:17:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 4502 transitions. [2018-10-03 10:17:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 2256 states and 4504 transitions. [2018-10-03 10:17:04,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 4504 transitions. [2018-10-03 10:17:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 2257 states and 4506 transitions. [2018-10-03 10:17:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 4506 transitions. [2018-10-03 10:17:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:04,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 2258 states and 4508 transitions. [2018-10-03 10:17:04,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 4508 transitions. [2018-10-03 10:17:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:04,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:04,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 2259 states and 4510 transitions. [2018-10-03 10:17:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 4510 transitions. [2018-10-03 10:17:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 2260 states and 4512 transitions. [2018-10-03 10:17:05,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4512 transitions. [2018-10-03 10:17:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 2261 states and 4514 transitions. [2018-10-03 10:17:05,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4514 transitions. [2018-10-03 10:17:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 2262 states and 4516 transitions. [2018-10-03 10:17:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4516 transitions. [2018-10-03 10:17:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 2263 states and 4518 transitions. [2018-10-03 10:17:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4518 transitions. [2018-10-03 10:17:05,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 2264 states and 4520 transitions. [2018-10-03 10:17:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4520 transitions. [2018-10-03 10:17:05,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 2265 states and 4522 transitions. [2018-10-03 10:17:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4522 transitions. [2018-10-03 10:17:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:05,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 2266 states and 4524 transitions. [2018-10-03 10:17:05,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4524 transitions. [2018-10-03 10:17:05,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:05,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:05,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:05,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 2267 states and 4526 transitions. [2018-10-03 10:17:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4526 transitions. [2018-10-03 10:17:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4528 states to 2268 states and 4528 transitions. [2018-10-03 10:17:06,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4528 transitions. [2018-10-03 10:17:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 2269 states and 4530 transitions. [2018-10-03 10:17:06,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4530 transitions. [2018-10-03 10:17:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 2270 states and 4532 transitions. [2018-10-03 10:17:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4532 transitions. [2018-10-03 10:17:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4534 states to 2271 states and 4534 transitions. [2018-10-03 10:17:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 4534 transitions. [2018-10-03 10:17:06,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 2272 states and 4536 transitions. [2018-10-03 10:17:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 4536 transitions. [2018-10-03 10:17:06,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 2273 states and 4538 transitions. [2018-10-03 10:17:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 4538 transitions. [2018-10-03 10:17:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 2274 states and 4540 transitions. [2018-10-03 10:17:06,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 4540 transitions. [2018-10-03 10:17:06,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:06,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:06,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 2275 states and 4542 transitions. [2018-10-03 10:17:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 4542 transitions. [2018-10-03 10:17:07,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 2276 states and 4544 transitions. [2018-10-03 10:17:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 4544 transitions. [2018-10-03 10:17:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 2277 states and 4546 transitions. [2018-10-03 10:17:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 4546 transitions. [2018-10-03 10:17:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,350 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4548 states to 2278 states and 4548 transitions. [2018-10-03 10:17:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 4548 transitions. [2018-10-03 10:17:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 2279 states and 4550 transitions. [2018-10-03 10:17:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 4550 transitions. [2018-10-03 10:17:07,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 2280 states and 4552 transitions. [2018-10-03 10:17:07,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4552 transitions. [2018-10-03 10:17:07,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4554 states to 2281 states and 4554 transitions. [2018-10-03 10:17:07,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 4554 transitions. [2018-10-03 10:17:07,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:07,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2282 states and 4556 transitions. [2018-10-03 10:17:07,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 4556 transitions. [2018-10-03 10:17:07,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:07,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:07,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 2283 states and 4558 transitions. [2018-10-03 10:17:08,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 4558 transitions. [2018-10-03 10:17:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 2284 states and 4560 transitions. [2018-10-03 10:17:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 4560 transitions. [2018-10-03 10:17:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 2285 states and 4562 transitions. [2018-10-03 10:17:08,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 4562 transitions. [2018-10-03 10:17:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 2286 states and 4564 transitions. [2018-10-03 10:17:08,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4564 transitions. [2018-10-03 10:17:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4566 states to 2287 states and 4566 transitions. [2018-10-03 10:17:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 4566 transitions. [2018-10-03 10:17:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4568 states to 2288 states and 4568 transitions. [2018-10-03 10:17:08,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 4568 transitions. [2018-10-03 10:17:08,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 2289 states and 4570 transitions. [2018-10-03 10:17:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 4570 transitions. [2018-10-03 10:17:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4572 states to 2290 states and 4572 transitions. [2018-10-03 10:17:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 4572 transitions. [2018-10-03 10:17:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:08,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:08,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:08,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 2291 states and 4574 transitions. [2018-10-03 10:17:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 4574 transitions. [2018-10-03 10:17:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 2292 states and 4576 transitions. [2018-10-03 10:17:09,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 4576 transitions. [2018-10-03 10:17:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4578 states to 2293 states and 4578 transitions. [2018-10-03 10:17:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 4578 transitions. [2018-10-03 10:17:09,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 2294 states and 4580 transitions. [2018-10-03 10:17:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 4580 transitions. [2018-10-03 10:17:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 2295 states and 4582 transitions. [2018-10-03 10:17:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4582 transitions. [2018-10-03 10:17:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 2296 states and 4584 transitions. [2018-10-03 10:17:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 4584 transitions. [2018-10-03 10:17:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 2297 states and 4586 transitions. [2018-10-03 10:17:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 4586 transitions. [2018-10-03 10:17:09,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:09,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:09,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 2298 states and 4588 transitions. [2018-10-03 10:17:09,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 4588 transitions. [2018-10-03 10:17:09,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:09,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:09,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4590 states to 2299 states and 4590 transitions. [2018-10-03 10:17:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 4590 transitions. [2018-10-03 10:17:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 2300 states and 4592 transitions. [2018-10-03 10:17:10,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4592 transitions. [2018-10-03 10:17:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4594 states to 2301 states and 4594 transitions. [2018-10-03 10:17:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4594 transitions. [2018-10-03 10:17:10,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 2302 states and 4596 transitions. [2018-10-03 10:17:10,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4596 transitions. [2018-10-03 10:17:10,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 2303 states and 4598 transitions. [2018-10-03 10:17:10,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4598 transitions. [2018-10-03 10:17:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 2304 states and 4600 transitions. [2018-10-03 10:17:10,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4600 transitions. [2018-10-03 10:17:10,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 2305 states and 4602 transitions. [2018-10-03 10:17:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 4602 transitions. [2018-10-03 10:17:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:10,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:10,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:10,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:10,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:10,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 2306 states and 4604 transitions. [2018-10-03 10:17:10,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4604 transitions. [2018-10-03 10:17:11,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 2307 states and 4606 transitions. [2018-10-03 10:17:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 4606 transitions. [2018-10-03 10:17:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2308 states and 4608 transitions. [2018-10-03 10:17:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 4608 transitions. [2018-10-03 10:17:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 2309 states and 4610 transitions. [2018-10-03 10:17:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 4610 transitions. [2018-10-03 10:17:11,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 2310 states and 4612 transitions. [2018-10-03 10:17:11,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 4612 transitions. [2018-10-03 10:17:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4614 states to 2311 states and 4614 transitions. [2018-10-03 10:17:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4614 transitions. [2018-10-03 10:17:11,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4616 states to 2312 states and 4616 transitions. [2018-10-03 10:17:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4616 transitions. [2018-10-03 10:17:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 2313 states and 4618 transitions. [2018-10-03 10:17:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 4618 transitions. [2018-10-03 10:17:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:11,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:11,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 2314 states and 4620 transitions. [2018-10-03 10:17:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4620 transitions. [2018-10-03 10:17:12,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 2315 states and 4622 transitions. [2018-10-03 10:17:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4622 transitions. [2018-10-03 10:17:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 2316 states and 4624 transitions. [2018-10-03 10:17:12,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 4624 transitions. [2018-10-03 10:17:12,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 2317 states and 4626 transitions. [2018-10-03 10:17:12,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4626 transitions. [2018-10-03 10:17:12,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4628 states to 2318 states and 4628 transitions. [2018-10-03 10:17:12,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4628 transitions. [2018-10-03 10:17:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 2319 states and 4630 transitions. [2018-10-03 10:17:12,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4630 transitions. [2018-10-03 10:17:12,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:12,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:12,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 2320 states and 4632 transitions. [2018-10-03 10:17:12,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 4632 transitions. [2018-10-03 10:17:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:12,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:12,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 2321 states and 4634 transitions. [2018-10-03 10:17:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 4634 transitions. [2018-10-03 10:17:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 2322 states and 4636 transitions. [2018-10-03 10:17:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 4636 transitions. [2018-10-03 10:17:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4638 states to 2323 states and 4638 transitions. [2018-10-03 10:17:13,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 4638 transitions. [2018-10-03 10:17:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 2324 states and 4640 transitions. [2018-10-03 10:17:13,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 4640 transitions. [2018-10-03 10:17:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4642 states to 2325 states and 4642 transitions. [2018-10-03 10:17:13,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 4642 transitions. [2018-10-03 10:17:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,521 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 2326 states and 4644 transitions. [2018-10-03 10:17:13,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 4644 transitions. [2018-10-03 10:17:13,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4646 states to 2327 states and 4646 transitions. [2018-10-03 10:17:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4646 transitions. [2018-10-03 10:17:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:13,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 2328 states and 4648 transitions. [2018-10-03 10:17:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4648 transitions. [2018-10-03 10:17:13,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:13,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:13,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4650 states to 2329 states and 4650 transitions. [2018-10-03 10:17:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4650 transitions. [2018-10-03 10:17:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 2330 states and 4652 transitions. [2018-10-03 10:17:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 4652 transitions. [2018-10-03 10:17:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 2331 states and 4654 transitions. [2018-10-03 10:17:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 4654 transitions. [2018-10-03 10:17:14,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,281 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 2332 states and 4656 transitions. [2018-10-03 10:17:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 4656 transitions. [2018-10-03 10:17:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 2333 states and 4658 transitions. [2018-10-03 10:17:14,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 4658 transitions. [2018-10-03 10:17:14,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 2334 states and 4660 transitions. [2018-10-03 10:17:14,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 4660 transitions. [2018-10-03 10:17:14,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 2335 states and 4662 transitions. [2018-10-03 10:17:14,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 4662 transitions. [2018-10-03 10:17:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:14,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4664 states to 2336 states and 4664 transitions. [2018-10-03 10:17:14,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 4664 transitions. [2018-10-03 10:17:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:14,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:14,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4666 states to 2337 states and 4666 transitions. [2018-10-03 10:17:15,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 4666 transitions. [2018-10-03 10:17:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 2338 states and 4668 transitions. [2018-10-03 10:17:15,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 4668 transitions. [2018-10-03 10:17:15,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 2339 states and 4670 transitions. [2018-10-03 10:17:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4670 transitions. [2018-10-03 10:17:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 2340 states and 4672 transitions. [2018-10-03 10:17:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 4672 transitions. [2018-10-03 10:17:15,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 2341 states and 4674 transitions. [2018-10-03 10:17:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4674 transitions. [2018-10-03 10:17:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 2342 states and 4676 transitions. [2018-10-03 10:17:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4676 transitions. [2018-10-03 10:17:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 2343 states and 4678 transitions. [2018-10-03 10:17:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 4678 transitions. [2018-10-03 10:17:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:15,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:15,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 2344 states and 4680 transitions. [2018-10-03 10:17:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 4680 transitions. [2018-10-03 10:17:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:15,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:15,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:15,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 2345 states and 4682 transitions. [2018-10-03 10:17:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4682 transitions. [2018-10-03 10:17:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,049 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4684 states to 2346 states and 4684 transitions. [2018-10-03 10:17:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4684 transitions. [2018-10-03 10:17:16,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 2347 states and 4686 transitions. [2018-10-03 10:17:16,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4686 transitions. [2018-10-03 10:17:16,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4688 states to 2348 states and 4688 transitions. [2018-10-03 10:17:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4688 transitions. [2018-10-03 10:17:16,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4690 states to 2349 states and 4690 transitions. [2018-10-03 10:17:16,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4690 transitions. [2018-10-03 10:17:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 2350 states and 4692 transitions. [2018-10-03 10:17:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4692 transitions. [2018-10-03 10:17:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 2351 states and 4694 transitions. [2018-10-03 10:17:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 4694 transitions. [2018-10-03 10:17:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:16,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4696 states to 2352 states and 4696 transitions. [2018-10-03 10:17:16,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4696 transitions. [2018-10-03 10:17:16,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:16,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:16,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4698 states to 2353 states and 4698 transitions. [2018-10-03 10:17:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 4698 transitions. [2018-10-03 10:17:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,113 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4700 states to 2354 states and 4700 transitions. [2018-10-03 10:17:17,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4700 transitions. [2018-10-03 10:17:17,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 2355 states and 4702 transitions. [2018-10-03 10:17:17,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 4702 transitions. [2018-10-03 10:17:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4704 states to 2356 states and 4704 transitions. [2018-10-03 10:17:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 4704 transitions. [2018-10-03 10:17:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 2357 states and 4706 transitions. [2018-10-03 10:17:17,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 4706 transitions. [2018-10-03 10:17:17,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 2358 states and 4708 transitions. [2018-10-03 10:17:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 4708 transitions. [2018-10-03 10:17:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:17,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 2359 states and 4710 transitions. [2018-10-03 10:17:17,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 4710 transitions. [2018-10-03 10:17:17,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:17,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:17,909 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4712 states to 2360 states and 4712 transitions. [2018-10-03 10:17:18,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4712 transitions. [2018-10-03 10:17:18,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 2361 states and 4714 transitions. [2018-10-03 10:17:18,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 4714 transitions. [2018-10-03 10:17:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4716 states to 2362 states and 4716 transitions. [2018-10-03 10:17:18,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4716 transitions. [2018-10-03 10:17:18,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 2363 states and 4718 transitions. [2018-10-03 10:17:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4718 transitions. [2018-10-03 10:17:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 2364 states and 4720 transitions. [2018-10-03 10:17:18,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4720 transitions. [2018-10-03 10:17:18,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4722 states to 2365 states and 4722 transitions. [2018-10-03 10:17:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4722 transitions. [2018-10-03 10:17:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 2366 states and 4724 transitions. [2018-10-03 10:17:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4724 transitions. [2018-10-03 10:17:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 2367 states and 4726 transitions. [2018-10-03 10:17:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4726 transitions. [2018-10-03 10:17:18,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:18,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:18,916 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 2368 states and 4728 transitions. [2018-10-03 10:17:19,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 4728 transitions. [2018-10-03 10:17:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 2369 states and 4730 transitions. [2018-10-03 10:17:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4730 transitions. [2018-10-03 10:17:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 2370 states and 4732 transitions. [2018-10-03 10:17:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 4732 transitions. [2018-10-03 10:17:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 2371 states and 4734 transitions. [2018-10-03 10:17:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4734 transitions. [2018-10-03 10:17:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 2372 states and 4736 transitions. [2018-10-03 10:17:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 4736 transitions. [2018-10-03 10:17:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 2373 states and 4738 transitions. [2018-10-03 10:17:19,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 4738 transitions. [2018-10-03 10:17:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 2374 states and 4740 transitions. [2018-10-03 10:17:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 4740 transitions. [2018-10-03 10:17:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 2375 states and 4742 transitions. [2018-10-03 10:17:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 4742 transitions. [2018-10-03 10:17:19,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:19,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:19,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4744 states to 2376 states and 4744 transitions. [2018-10-03 10:17:20,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 4744 transitions. [2018-10-03 10:17:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 2377 states and 4746 transitions. [2018-10-03 10:17:20,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 4746 transitions. [2018-10-03 10:17:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 2378 states and 4748 transitions. [2018-10-03 10:17:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 4748 transitions. [2018-10-03 10:17:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 2379 states and 4750 transitions. [2018-10-03 10:17:20,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 4750 transitions. [2018-10-03 10:17:20,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 2380 states and 4752 transitions. [2018-10-03 10:17:20,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 4752 transitions. [2018-10-03 10:17:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4754 states to 2381 states and 4754 transitions. [2018-10-03 10:17:20,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 4754 transitions. [2018-10-03 10:17:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 2382 states and 4756 transitions. [2018-10-03 10:17:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 4756 transitions. [2018-10-03 10:17:20,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 2383 states and 4758 transitions. [2018-10-03 10:17:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4758 transitions. [2018-10-03 10:17:20,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:20,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:20,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4760 states to 2384 states and 4760 transitions. [2018-10-03 10:17:21,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4760 transitions. [2018-10-03 10:17:21,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 2385 states and 4762 transitions. [2018-10-03 10:17:21,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4762 transitions. [2018-10-03 10:17:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 2386 states and 4764 transitions. [2018-10-03 10:17:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4764 transitions. [2018-10-03 10:17:21,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2387 states and 4766 transitions. [2018-10-03 10:17:21,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4766 transitions. [2018-10-03 10:17:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 2388 states and 4768 transitions. [2018-10-03 10:17:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 4768 transitions. [2018-10-03 10:17:21,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4770 states to 2389 states and 4770 transitions. [2018-10-03 10:17:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4770 transitions. [2018-10-03 10:17:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 2390 states and 4772 transitions. [2018-10-03 10:17:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 4772 transitions. [2018-10-03 10:17:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:21,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:21,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2391 states and 4774 transitions. [2018-10-03 10:17:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4774 transitions. [2018-10-03 10:17:22,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 2392 states and 4776 transitions. [2018-10-03 10:17:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 4776 transitions. [2018-10-03 10:17:22,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4778 states to 2393 states and 4778 transitions. [2018-10-03 10:17:22,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 4778 transitions. [2018-10-03 10:17:22,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 2394 states and 4780 transitions. [2018-10-03 10:17:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4780 transitions. [2018-10-03 10:17:22,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 2395 states and 4782 transitions. [2018-10-03 10:17:22,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4782 transitions. [2018-10-03 10:17:22,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 2396 states and 4784 transitions. [2018-10-03 10:17:22,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 4784 transitions. [2018-10-03 10:17:22,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 2397 states and 4786 transitions. [2018-10-03 10:17:22,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 4786 transitions. [2018-10-03 10:17:22,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:22,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 2398 states and 4788 transitions. [2018-10-03 10:17:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 4788 transitions. [2018-10-03 10:17:22,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:22,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:22,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 2399 states and 4790 transitions. [2018-10-03 10:17:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 4790 transitions. [2018-10-03 10:17:23,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 2400 states and 4792 transitions. [2018-10-03 10:17:23,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 4792 transitions. [2018-10-03 10:17:23,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 2401 states and 4794 transitions. [2018-10-03 10:17:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 4794 transitions. [2018-10-03 10:17:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 2402 states and 4796 transitions. [2018-10-03 10:17:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 4796 transitions. [2018-10-03 10:17:23,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4798 states to 2403 states and 4798 transitions. [2018-10-03 10:17:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 4798 transitions. [2018-10-03 10:17:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 2404 states and 4800 transitions. [2018-10-03 10:17:23,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 4800 transitions. [2018-10-03 10:17:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 2405 states and 4802 transitions. [2018-10-03 10:17:23,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 4802 transitions. [2018-10-03 10:17:23,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:23,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:23,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:23,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 2406 states and 4804 transitions. [2018-10-03 10:17:23,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4804 transitions. [2018-10-03 10:17:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:23,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 2407 states and 4806 transitions. [2018-10-03 10:17:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4806 transitions. [2018-10-03 10:17:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 2408 states and 4808 transitions. [2018-10-03 10:17:24,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 4808 transitions. [2018-10-03 10:17:24,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 2409 states and 4810 transitions. [2018-10-03 10:17:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 4810 transitions. [2018-10-03 10:17:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4812 states to 2410 states and 4812 transitions. [2018-10-03 10:17:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 4812 transitions. [2018-10-03 10:17:24,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 2411 states and 4814 transitions. [2018-10-03 10:17:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 4814 transitions. [2018-10-03 10:17:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 2412 states and 4816 transitions. [2018-10-03 10:17:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4816 transitions. [2018-10-03 10:17:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2413 states and 4818 transitions. [2018-10-03 10:17:24,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4818 transitions. [2018-10-03 10:17:24,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:24,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:24,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 2414 states and 4820 transitions. [2018-10-03 10:17:25,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4820 transitions. [2018-10-03 10:17:25,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 2415 states and 4822 transitions. [2018-10-03 10:17:25,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4822 transitions. [2018-10-03 10:17:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 2416 states and 4824 transitions. [2018-10-03 10:17:25,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4824 transitions. [2018-10-03 10:17:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2417 states and 4826 transitions. [2018-10-03 10:17:25,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4826 transitions. [2018-10-03 10:17:25,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,400 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 2418 states and 4828 transitions. [2018-10-03 10:17:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4828 transitions. [2018-10-03 10:17:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 2419 states and 4830 transitions. [2018-10-03 10:17:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4830 transitions. [2018-10-03 10:17:25,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4832 states to 2420 states and 4832 transitions. [2018-10-03 10:17:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4832 transitions. [2018-10-03 10:17:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:25,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:25,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 2421 states and 4834 transitions. [2018-10-03 10:17:25,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 4834 transitions. [2018-10-03 10:17:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:25,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:25,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:25,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 2422 states and 4836 transitions. [2018-10-03 10:17:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4836 transitions. [2018-10-03 10:17:26,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 2423 states and 4838 transitions. [2018-10-03 10:17:26,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 4838 transitions. [2018-10-03 10:17:26,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 2424 states and 4840 transitions. [2018-10-03 10:17:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 4840 transitions. [2018-10-03 10:17:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4842 states to 2425 states and 4842 transitions. [2018-10-03 10:17:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4842 transitions. [2018-10-03 10:17:26,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 2426 states and 4844 transitions. [2018-10-03 10:17:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4844 transitions. [2018-10-03 10:17:26,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 2427 states and 4846 transitions. [2018-10-03 10:17:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 4846 transitions. [2018-10-03 10:17:26,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 2428 states and 4848 transitions. [2018-10-03 10:17:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4848 transitions. [2018-10-03 10:17:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 2429 states and 4850 transitions. [2018-10-03 10:17:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4850 transitions. [2018-10-03 10:17:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:26,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:26,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4852 states to 2430 states and 4852 transitions. [2018-10-03 10:17:27,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4852 transitions. [2018-10-03 10:17:27,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 2431 states and 4854 transitions. [2018-10-03 10:17:27,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 4854 transitions. [2018-10-03 10:17:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 2432 states and 4856 transitions. [2018-10-03 10:17:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 4856 transitions. [2018-10-03 10:17:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4858 states to 2433 states and 4858 transitions. [2018-10-03 10:17:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 4858 transitions. [2018-10-03 10:17:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 2434 states and 4860 transitions. [2018-10-03 10:17:27,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4860 transitions. [2018-10-03 10:17:27,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 2435 states and 4862 transitions. [2018-10-03 10:17:27,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4862 transitions. [2018-10-03 10:17:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:27,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:27,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4864 states to 2436 states and 4864 transitions. [2018-10-03 10:17:27,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4864 transitions. [2018-10-03 10:17:27,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:27,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:27,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 2437 states and 4866 transitions. [2018-10-03 10:17:28,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4866 transitions. [2018-10-03 10:17:28,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4868 states to 2438 states and 4868 transitions. [2018-10-03 10:17:28,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 4868 transitions. [2018-10-03 10:17:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2439 states and 4870 transitions. [2018-10-03 10:17:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4870 transitions. [2018-10-03 10:17:28,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 2440 states and 4872 transitions. [2018-10-03 10:17:28,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 4872 transitions. [2018-10-03 10:17:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 2441 states and 4874 transitions. [2018-10-03 10:17:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4874 transitions. [2018-10-03 10:17:28,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 2442 states and 4876 transitions. [2018-10-03 10:17:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4876 transitions. [2018-10-03 10:17:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 2443 states and 4878 transitions. [2018-10-03 10:17:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4878 transitions. [2018-10-03 10:17:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:28,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:28,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 2444 states and 4880 transitions. [2018-10-03 10:17:28,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 4880 transitions. [2018-10-03 10:17:28,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:28,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:28,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 2445 states and 4882 transitions. [2018-10-03 10:17:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4882 transitions. [2018-10-03 10:17:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4884 states to 2446 states and 4884 transitions. [2018-10-03 10:17:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4884 transitions. [2018-10-03 10:17:29,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 2447 states and 4886 transitions. [2018-10-03 10:17:29,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4886 transitions. [2018-10-03 10:17:29,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 2448 states and 4888 transitions. [2018-10-03 10:17:29,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 4888 transitions. [2018-10-03 10:17:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4890 states to 2449 states and 4890 transitions. [2018-10-03 10:17:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 4890 transitions. [2018-10-03 10:17:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4892 states to 2450 states and 4892 transitions. [2018-10-03 10:17:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 4892 transitions. [2018-10-03 10:17:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:29,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:29,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 2451 states and 4894 transitions. [2018-10-03 10:17:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4894 transitions. [2018-10-03 10:17:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:29,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:29,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 2452 states and 4896 transitions. [2018-10-03 10:17:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 4896 transitions. [2018-10-03 10:17:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4898 states to 2453 states and 4898 transitions. [2018-10-03 10:17:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 4898 transitions. [2018-10-03 10:17:30,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4900 states to 2454 states and 4900 transitions. [2018-10-03 10:17:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 4900 transitions. [2018-10-03 10:17:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 2455 states and 4902 transitions. [2018-10-03 10:17:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 4902 transitions. [2018-10-03 10:17:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4904 states to 2456 states and 4904 transitions. [2018-10-03 10:17:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 4904 transitions. [2018-10-03 10:17:30,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4906 states to 2457 states and 4906 transitions. [2018-10-03 10:17:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 4906 transitions. [2018-10-03 10:17:30,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 2458 states and 4908 transitions. [2018-10-03 10:17:30,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 4908 transitions. [2018-10-03 10:17:30,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4910 states to 2459 states and 4910 transitions. [2018-10-03 10:17:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 4910 transitions. [2018-10-03 10:17:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:30,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:30,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:30,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 2460 states and 4912 transitions. [2018-10-03 10:17:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 4912 transitions. [2018-10-03 10:17:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:31,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:31,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4914 states to 2461 states and 4914 transitions. [2018-10-03 10:17:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 4914 transitions. [2018-10-03 10:17:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:31,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:31,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:31,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:31,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 2462 states and 4916 transitions. [2018-10-03 10:17:31,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4916 transitions. [2018-10-03 10:17:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:31,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:31,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4918 states to 2463 states and 4918 transitions. [2018-10-03 10:17:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4918 transitions. [2018-10-03 10:17:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:31,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:31,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:17:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:17:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 2464 states and 4920 transitions. [2018-10-03 10:17:31,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4920 transitions. [2018-10-03 10:17:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:17:31,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:17:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:17:31,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 10:17:31,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-03 10:17:31,742 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 6127719 GetRequests, 6117373 SyntacticMatches, 10334 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 187.2s Time 0.3s impTime 5 [2018-10-03 10:17:31,744 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.10 10:17:31 ImpRootNode [2018-10-03 10:17:31,744 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-03 10:17:31,745 INFO L168 Benchmark]: Toolchain (without parser) took 255621.66 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -384.3 MB). Free memory was 1.5 GB in the beginning and 994.2 MB in the end (delta: 470.9 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. [2018-10-03 10:17:31,747 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 10:17:31,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.13 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 10:17:31,749 INFO L168 Benchmark]: Boogie Preprocessor took 20.38 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 10:17:31,749 INFO L168 Benchmark]: RCFGBuilder took 310.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-03 10:17:31,750 INFO L168 Benchmark]: CodeCheck took 255242.20 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -384.3 MB). Free memory was 1.4 GB in the beginning and 994.2 MB in the end (delta: 449.8 MB). Peak memory consumption was 65.5 MB. Max. memory is 7.1 GB. [2018-10-03 10:17:31,751 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 45]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 45) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 255.1s OverallTime, 2456 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 317.1s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.8s SsaConstructionTime, 11.1s SatisfiabilityAnalysisTime, 46.8s InterpolantComputationTime, 14734 NumberOfCodeBlocks, 14734 NumberOfCodeBlocksAsserted, 2456 NumberOfCheckSat, 12278 ConstructedInterpolants, 0 QuantifiedInterpolants, 503320 SizeOfPredicates, 12277 NumberOfNonLiveVariables, 61394 ConjunctsInSsa, 36828 ConjunctsInUnsatCore, 2456 InterpolantComputations, 1 PerfectInterpolantSequences, 0/4910 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.13 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.38 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 310.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 255242.20 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -384.3 MB). Free memory was 1.4 GB in the beginning and 994.2 MB in the end (delta: 449.8 MB). Peak memory consumption was 65.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-03_10-17-31-762.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_10-17-31-762.csv Completed graceful shutdown