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/array3.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:42:59,110 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:42:59,112 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:42:59,124 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:42:59,125 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:42:59,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:42:59,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:42:59,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:42:59,131 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:42:59,131 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:42:59,132 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:42:59,133 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:42:59,134 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:42:59,135 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:42:59,136 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:42:59,137 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:42:59,137 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:42:59,139 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:42:59,141 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:42:59,143 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:42:59,144 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:42:59,145 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:42:59,148 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:42:59,148 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:42:59,148 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:42:59,149 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:42:59,150 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:42:59,151 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:42:59,154 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:42:59,156 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:42:59,156 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:42:59,160 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:42:59,160 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:42:59,160 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:42:59,161 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:42:59,162 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:42:59,162 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 13:42:59,195 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:42:59,195 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:42:59,196 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:42:59,196 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:42:59,197 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:42:59,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:42:59,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:42:59,198 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:42:59,198 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:42:59,198 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:42:59,199 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:42:59,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:42:59,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:42:59,199 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:42:59,199 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:42:59,200 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:42:59,200 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:42:59,201 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:42:59,201 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:42:59,201 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:42:59,201 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:42:59,201 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:42:59,202 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:42:59,202 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:42:59,202 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:42:59,202 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:42:59,203 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:42:59,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:42:59,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:42:59,203 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:42:59,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:42:59,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:42:59,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:42:59,292 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:42:59,293 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:42:59,294 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl [2018-10-04 13:42:59,294 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl' [2018-10-04 13:42:59,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:42:59,366 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:42:59,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:42:59,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:42:59,368 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:42:59,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:42:59,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:42:59,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:42:59,414 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:42:59,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:42:59,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:42:59,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:42:59,439 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:42:59,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:42:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:42:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:42:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:42:59,764 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:42:59,765 INFO L202 PluginConnector]: Adding new model array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:42:59 BoogieIcfgContainer [2018-10-04 13:42:59,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:42:59,767 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:42:59,767 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:42:59,779 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:42:59,779 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:42:59" (1/1) ... [2018-10-04 13:42:59,794 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:42:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:42:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:42:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:42:59,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:00,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:00,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-10-04 13:43:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-10-04 13:43:00,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:43:00,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:00,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:43:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-10-04 13:43:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-10-04 13:43:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:43:00,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:00,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-04 13:43:01,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:01,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-10-04 13:43:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-10-04 13:43:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:43:01,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:01,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:01,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:01,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-10-04 13:43:01,813 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-10-04 13:43:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:43:01,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:02,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2018-10-04 13:43:02,513 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2018-10-04 13:43:02,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:43:02,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-10-04 13:43:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-10-04 13:43:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:43:02,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2018-10-04 13:43:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-10-04 13:43:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:43:03,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-10-04 13:43:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-10-04 13:43:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:43:03,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:03,773 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:04,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2018-10-04 13:43:04,151 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-10-04 13:43:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:43:04,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:05,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:05,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2018-10-04 13:43:05,377 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-10-04 13:43:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:43:05,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:06,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2018-10-04 13:43:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-10-04 13:43:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:43:06,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2018-10-04 13:43:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-10-04 13:43:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:43:06,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2018-10-04 13:43:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-10-04 13:43:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:43:06,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:06,969 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2018-10-04 13:43:07,306 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-10-04 13:43:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:43:07,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:08,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:08,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2018-10-04 13:43:08,194 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-10-04 13:43:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:43:08,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2018-10-04 13:43:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2018-10-04 13:43:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:43:09,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:09,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2018-10-04 13:43:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2018-10-04 13:43:09,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:43:09,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2018-10-04 13:43:10,800 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2018-10-04 13:43:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:43:10,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:11,012 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:11,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:11,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2018-10-04 13:43:11,353 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2018-10-04 13:43:11,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:43:11,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:12,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:12,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2018-10-04 13:43:12,242 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2018-10-04 13:43:12,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:43:12,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:12,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2018-10-04 13:43:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-10-04 13:43:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:43:12,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:13,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2018-10-04 13:43:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-10-04 13:43:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:43:13,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:14,132 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:14,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2018-10-04 13:43:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2018-10-04 13:43:14,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:43:14,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:15,641 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 13:43:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2018-10-04 13:43:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2018-10-04 13:43:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:43:15,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:16,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2018-10-04 13:43:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-10-04 13:43:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:43:16,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:16,804 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2018-10-04 13:43:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2018-10-04 13:43:17,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:43:17,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2018-10-04 13:43:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2018-10-04 13:43:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:43:17,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:18,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2018-10-04 13:43:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2018-10-04 13:43:18,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:43:18,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:18,852 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2018-10-04 13:43:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2018-10-04 13:43:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:43:19,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:19,977 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2018-10-04 13:43:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2018-10-04 13:43:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:43:20,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:20,917 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:21,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:21,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 69 states and 72 transitions. [2018-10-04 13:43:21,415 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2018-10-04 13:43:21,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:43:21,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2018-10-04 13:43:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2018-10-04 13:43:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:43:22,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:22,260 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:22,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2018-10-04 13:43:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2018-10-04 13:43:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:43:22,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:23,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:23,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2018-10-04 13:43:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2018-10-04 13:43:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:43:23,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2018-10-04 13:43:24,427 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2018-10-04 13:43:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:43:24,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2018-10-04 13:43:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2018-10-04 13:43:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:43:25,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:26,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:26,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 81 states and 84 transitions. [2018-10-04 13:43:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2018-10-04 13:43:26,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:43:26,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:28,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 83 states and 86 transitions. [2018-10-04 13:43:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 86 transitions. [2018-10-04 13:43:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:43:28,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:30,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:30,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 85 states and 88 transitions. [2018-10-04 13:43:30,522 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2018-10-04 13:43:30,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:43:30,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:31,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 87 states and 90 transitions. [2018-10-04 13:43:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2018-10-04 13:43:31,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:43:31,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:33,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2018-10-04 13:43:33,589 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2018-10-04 13:43:33,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:43:33,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:33,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:34,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 91 states and 94 transitions. [2018-10-04 13:43:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2018-10-04 13:43:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:43:34,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1724 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:35,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:35,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 93 states and 96 transitions. [2018-10-04 13:43:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2018-10-04 13:43:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:43:35,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:35,956 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 44 [2018-10-04 13:43:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:36,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 95 states and 98 transitions. [2018-10-04 13:43:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2018-10-04 13:43:36,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:43:36,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:37,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:38,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:38,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 97 states and 100 transitions. [2018-10-04 13:43:38,406 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2018-10-04 13:43:38,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:43:38,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:39,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1982 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:39,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:39,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 99 states and 102 transitions. [2018-10-04 13:43:39,917 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 102 transitions. [2018-10-04 13:43:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:43:39,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:40,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2072 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:44,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 101 states and 104 transitions. [2018-10-04 13:43:44,136 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 104 transitions. [2018-10-04 13:43:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:43:44,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:44,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2164 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:45,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 103 states and 106 transitions. [2018-10-04 13:43:45,194 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 106 transitions. [2018-10-04 13:43:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:43:45,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:46,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:46,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2018-10-04 13:43:46,623 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2018-10-04 13:43:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:43:46,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 107 states and 110 transitions. [2018-10-04 13:43:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2018-10-04 13:43:47,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:43:47,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:49,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:49,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 109 states and 112 transitions. [2018-10-04 13:43:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 112 transitions. [2018-10-04 13:43:49,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:43:49,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:49,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2552 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 111 states and 114 transitions. [2018-10-04 13:43:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 114 transitions. [2018-10-04 13:43:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:43:50,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2654 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:51,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 113 states and 116 transitions. [2018-10-04 13:43:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2018-10-04 13:43:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:43:51,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2758 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 115 states and 118 transitions. [2018-10-04 13:43:53,020 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2018-10-04 13:43:53,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:43:53,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:53,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:54,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 117 states and 120 transitions. [2018-10-04 13:43:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 120 transitions. [2018-10-04 13:43:54,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:43:54,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:55,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 119 states and 122 transitions. [2018-10-04 13:43:55,312 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 122 transitions. [2018-10-04 13:43:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:43:55,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3082 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 121 states and 124 transitions. [2018-10-04 13:43:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 124 transitions. [2018-10-04 13:43:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:43:56,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:56,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3194 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:57,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 123 states and 126 transitions. [2018-10-04 13:43:57,653 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 126 transitions. [2018-10-04 13:43:57,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:43:57,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:57,939 INFO L134 CoverageAnalysis]: Checked inductivity of 3308 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 125 states and 128 transitions. [2018-10-04 13:43:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 128 transitions. [2018-10-04 13:43:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:43:58,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:43:59,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:43:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:43:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 127 states and 130 transitions. [2018-10-04 13:43:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2018-10-04 13:43:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:43:59,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:43:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3542 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 129 states and 132 transitions. [2018-10-04 13:44:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 132 transitions. [2018-10-04 13:44:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:44:01,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3662 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 131 states and 134 transitions. [2018-10-04 13:44:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 134 transitions. [2018-10-04 13:44:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:44:02,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:03,425 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 63 new depth: 63 [2018-10-04 13:44:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2018-10-04 13:44:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2018-10-04 13:44:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:44:04,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:04,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3908 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 135 states and 138 transitions. [2018-10-04 13:44:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 138 transitions. [2018-10-04 13:44:05,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:44:05,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 137 states and 140 transitions. [2018-10-04 13:44:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2018-10-04 13:44:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:44:07,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4162 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:08,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 139 states and 142 transitions. [2018-10-04 13:44:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 142 transitions. [2018-10-04 13:44:08,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 13:44:08,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4292 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 141 states and 144 transitions. [2018-10-04 13:44:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2018-10-04 13:44:09,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 13:44:09,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4424 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:11,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:11,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 143 states and 146 transitions. [2018-10-04 13:44:11,291 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 146 transitions. [2018-10-04 13:44:11,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 13:44:11,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4558 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:12,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 145 states and 148 transitions. [2018-10-04 13:44:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2018-10-04 13:44:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 13:44:12,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:13,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4694 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:14,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 147 states and 150 transitions. [2018-10-04 13:44:14,109 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2018-10-04 13:44:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 13:44:14,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4832 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:15,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 149 states and 152 transitions. [2018-10-04 13:44:15,398 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 152 transitions. [2018-10-04 13:44:15,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 13:44:15,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:15,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4972 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 151 states and 154 transitions. [2018-10-04 13:44:16,795 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 154 transitions. [2018-10-04 13:44:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 13:44:16,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 5114 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:18,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:18,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 153 states and 156 transitions. [2018-10-04 13:44:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 156 transitions. [2018-10-04 13:44:18,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 13:44:18,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:18,518 INFO L134 CoverageAnalysis]: Checked inductivity of 5258 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 155 states and 158 transitions. [2018-10-04 13:44:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 158 transitions. [2018-10-04 13:44:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 13:44:19,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 5404 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 157 states and 160 transitions. [2018-10-04 13:44:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 160 transitions. [2018-10-04 13:44:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 13:44:20,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5552 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 159 states and 162 transitions. [2018-10-04 13:44:22,620 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 162 transitions. [2018-10-04 13:44:22,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 13:44:22,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 5702 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 161 states and 164 transitions. [2018-10-04 13:44:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 164 transitions. [2018-10-04 13:44:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 13:44:24,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 5854 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:25,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 163 states and 166 transitions. [2018-10-04 13:44:25,534 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 166 transitions. [2018-10-04 13:44:25,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 13:44:25,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 6008 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 165 states and 168 transitions. [2018-10-04 13:44:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 168 transitions. [2018-10-04 13:44:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 13:44:27,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:27,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6164 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:28,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:28,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 167 states and 170 transitions. [2018-10-04 13:44:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 170 transitions. [2018-10-04 13:44:28,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 13:44:28,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6322 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 169 states and 172 transitions. [2018-10-04 13:44:30,439 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 172 transitions. [2018-10-04 13:44:30,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 13:44:30,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:30,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6482 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:31,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:31,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 171 states and 174 transitions. [2018-10-04 13:44:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 174 transitions. [2018-10-04 13:44:31,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 13:44:31,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 6644 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 173 states and 176 transitions. [2018-10-04 13:44:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 176 transitions. [2018-10-04 13:44:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 13:44:33,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6808 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:35,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 175 states and 178 transitions. [2018-10-04 13:44:35,464 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 178 transitions. [2018-10-04 13:44:35,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 13:44:35,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:36,577 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 85 new depth: 85 [2018-10-04 13:44:36,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6974 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 177 states and 180 transitions. [2018-10-04 13:44:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 180 transitions. [2018-10-04 13:44:38,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 13:44:38,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 7142 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 179 states and 182 transitions. [2018-10-04 13:44:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 182 transitions. [2018-10-04 13:44:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 13:44:39,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 7312 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 181 states and 184 transitions. [2018-10-04 13:44:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 184 transitions. [2018-10-04 13:44:41,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 13:44:41,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:41,837 INFO L134 CoverageAnalysis]: Checked inductivity of 7484 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2018-10-04 13:44:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2018-10-04 13:44:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 13:44:43,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:43,780 INFO L134 CoverageAnalysis]: Checked inductivity of 7658 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:45,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:45,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 185 states and 188 transitions. [2018-10-04 13:44:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 188 transitions. [2018-10-04 13:44:45,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 13:44:45,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:45,399 INFO L134 CoverageAnalysis]: Checked inductivity of 7834 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:46,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 187 states and 190 transitions. [2018-10-04 13:44:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 190 transitions. [2018-10-04 13:44:46,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 13:44:46,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8012 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 189 states and 192 transitions. [2018-10-04 13:44:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 192 transitions. [2018-10-04 13:44:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 13:44:48,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8192 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:50,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 191 states and 194 transitions. [2018-10-04 13:44:50,420 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 194 transitions. [2018-10-04 13:44:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 13:44:50,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8374 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 193 states and 196 transitions. [2018-10-04 13:44:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 196 transitions. [2018-10-04 13:44:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-04 13:44:52,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8558 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:53,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 195 states and 198 transitions. [2018-10-04 13:44:53,982 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 198 transitions. [2018-10-04 13:44:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-04 13:44:53,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:54,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8744 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 197 states and 200 transitions. [2018-10-04 13:44:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 200 transitions. [2018-10-04 13:44:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-04 13:44:55,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8932 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 199 states and 202 transitions. [2018-10-04 13:44:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 202 transitions. [2018-10-04 13:44:57,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-04 13:44:57,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:44:58,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9122 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:44:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:44:59,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 201 states and 204 transitions. [2018-10-04 13:44:59,732 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 204 transitions. [2018-10-04 13:44:59,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-04 13:44:59,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:44:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:00,048 INFO L134 CoverageAnalysis]: Checked inductivity of 9314 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 203 states and 206 transitions. [2018-10-04 13:45:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 206 transitions. [2018-10-04 13:45:01,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-04 13:45:01,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 9508 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:03,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 205 states and 208 transitions. [2018-10-04 13:45:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 208 transitions. [2018-10-04 13:45:03,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-04 13:45:03,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 9704 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:05,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 207 states and 210 transitions. [2018-10-04 13:45:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 210 transitions. [2018-10-04 13:45:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-04 13:45:05,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 9902 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:07,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:07,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 209 states and 212 transitions. [2018-10-04 13:45:07,439 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 212 transitions. [2018-10-04 13:45:07,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-04 13:45:07,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10102 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 211 states and 214 transitions. [2018-10-04 13:45:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 214 transitions. [2018-10-04 13:45:09,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-04 13:45:09,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:09,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10304 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:11,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:11,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 213 states and 216 transitions. [2018-10-04 13:45:11,587 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 216 transitions. [2018-10-04 13:45:11,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-04 13:45:11,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:11,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10508 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:13,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 215 states and 218 transitions. [2018-10-04 13:45:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 218 transitions. [2018-10-04 13:45:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-04 13:45:13,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 10714 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:15,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 217 states and 220 transitions. [2018-10-04 13:45:15,828 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 220 transitions. [2018-10-04 13:45:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-04 13:45:15,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:16,701 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 106 new depth: 106 [2018-10-04 13:45:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10922 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:18,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2018-10-04 13:45:18,627 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2018-10-04 13:45:18,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-04 13:45:18,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 11132 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:20,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 221 states and 224 transitions. [2018-10-04 13:45:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 224 transitions. [2018-10-04 13:45:20,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-04 13:45:20,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 11344 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:22,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:22,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 223 states and 226 transitions. [2018-10-04 13:45:22,687 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 226 transitions. [2018-10-04 13:45:22,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-04 13:45:22,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:23,052 INFO L134 CoverageAnalysis]: Checked inductivity of 11558 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:25,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:25,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 225 states and 228 transitions. [2018-10-04 13:45:25,040 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 228 transitions. [2018-10-04 13:45:25,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-04 13:45:25,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 11774 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:27,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 227 states and 230 transitions. [2018-10-04 13:45:27,102 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 230 transitions. [2018-10-04 13:45:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-04 13:45:27,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 11992 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:29,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:29,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 229 states and 232 transitions. [2018-10-04 13:45:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 232 transitions. [2018-10-04 13:45:29,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-04 13:45:29,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12212 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 231 states and 234 transitions. [2018-10-04 13:45:31,581 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 234 transitions. [2018-10-04 13:45:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-04 13:45:31,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:31,969 INFO L134 CoverageAnalysis]: Checked inductivity of 12434 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 233 states and 236 transitions. [2018-10-04 13:45:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 236 transitions. [2018-10-04 13:45:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-04 13:45:34,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:36,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:36,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 235 states and 238 transitions. [2018-10-04 13:45:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 238 transitions. [2018-10-04 13:45:36,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-04 13:45:36,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12884 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 237 states and 240 transitions. [2018-10-04 13:45:38,524 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 240 transitions. [2018-10-04 13:45:38,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-04 13:45:38,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:39,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13112 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:40,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:40,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 239 states and 242 transitions. [2018-10-04 13:45:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 242 transitions. [2018-10-04 13:45:40,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-04 13:45:40,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 13342 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:43,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 241 states and 244 transitions. [2018-10-04 13:45:43,236 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 244 transitions. [2018-10-04 13:45:43,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-04 13:45:43,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 13574 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:45,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:45,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 243 states and 246 transitions. [2018-10-04 13:45:45,791 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 246 transitions. [2018-10-04 13:45:45,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-04 13:45:45,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 13808 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:48,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 245 states and 248 transitions. [2018-10-04 13:45:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 248 transitions. [2018-10-04 13:45:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-04 13:45:48,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 14044 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:50,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 247 states and 250 transitions. [2018-10-04 13:45:50,663 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 250 transitions. [2018-10-04 13:45:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-04 13:45:50,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:51,088 INFO L134 CoverageAnalysis]: Checked inductivity of 14282 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:52,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:52,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 249 states and 252 transitions. [2018-10-04 13:45:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 252 transitions. [2018-10-04 13:45:52,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-04 13:45:52,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 14522 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:55,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 251 states and 254 transitions. [2018-10-04 13:45:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 254 transitions. [2018-10-04 13:45:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-04 13:45:55,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:56,111 INFO L134 CoverageAnalysis]: Checked inductivity of 14764 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:45:58,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:45:58,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 253 states and 256 transitions. [2018-10-04 13:45:58,018 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 256 transitions. [2018-10-04 13:45:58,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-04 13:45:58,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:45:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:45:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 15008 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:00,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 255 states and 258 transitions. [2018-10-04 13:46:00,673 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 258 transitions. [2018-10-04 13:46:00,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-04 13:46:00,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 15254 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:03,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 257 states and 260 transitions. [2018-10-04 13:46:03,117 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 260 transitions. [2018-10-04 13:46:03,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-04 13:46:03,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 15502 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:06,272 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 127 new depth: 126 [2018-10-04 13:46:06,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 259 states and 262 transitions. [2018-10-04 13:46:06,329 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 262 transitions. [2018-10-04 13:46:06,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-04 13:46:06,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 15752 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:08,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 261 states and 264 transitions. [2018-10-04 13:46:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2018-10-04 13:46:08,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-04 13:46:08,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16004 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:11,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:11,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 263 states and 266 transitions. [2018-10-04 13:46:11,399 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2018-10-04 13:46:11,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-04 13:46:11,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16258 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 265 states and 268 transitions. [2018-10-04 13:46:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2018-10-04 13:46:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-04 13:46:13,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16514 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 267 states and 270 transitions. [2018-10-04 13:46:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2018-10-04 13:46:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-04 13:46:16,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 16772 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 269 states and 272 transitions. [2018-10-04 13:46:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2018-10-04 13:46:19,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-04 13:46:19,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:19,594 INFO L134 CoverageAnalysis]: Checked inductivity of 17032 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:21,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:21,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 271 states and 274 transitions. [2018-10-04 13:46:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 274 transitions. [2018-10-04 13:46:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-04 13:46:21,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 17294 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 273 states and 276 transitions. [2018-10-04 13:46:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2018-10-04 13:46:24,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-04 13:46:24,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:25,110 INFO L134 CoverageAnalysis]: Checked inductivity of 17558 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 275 states and 278 transitions. [2018-10-04 13:46:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2018-10-04 13:46:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-04 13:46:27,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:27,686 INFO L134 CoverageAnalysis]: Checked inductivity of 17824 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 277 states and 280 transitions. [2018-10-04 13:46:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2018-10-04 13:46:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-04 13:46:29,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 18092 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 279 states and 282 transitions. [2018-10-04 13:46:32,586 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 282 transitions. [2018-10-04 13:46:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-10-04 13:46:32,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:33,087 INFO L134 CoverageAnalysis]: Checked inductivity of 18362 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:35,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:35,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 281 states and 284 transitions. [2018-10-04 13:46:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2018-10-04 13:46:35,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-04 13:46:35,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:35,993 INFO L134 CoverageAnalysis]: Checked inductivity of 18634 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 283 states and 286 transitions. [2018-10-04 13:46:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2018-10-04 13:46:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-04 13:46:38,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 18908 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 285 states and 288 transitions. [2018-10-04 13:46:40,955 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2018-10-04 13:46:40,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-04 13:46:40,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:41,470 INFO L134 CoverageAnalysis]: Checked inductivity of 19184 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 287 states and 290 transitions. [2018-10-04 13:46:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2018-10-04 13:46:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-04 13:46:43,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 19462 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:46,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:46,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 289 states and 292 transitions. [2018-10-04 13:46:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2018-10-04 13:46:46,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-04 13:46:46,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 19742 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:49,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 291 states and 294 transitions. [2018-10-04 13:46:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2018-10-04 13:46:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-10-04 13:46:49,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:50,007 INFO L134 CoverageAnalysis]: Checked inductivity of 20024 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:52,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:52,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 293 states and 296 transitions. [2018-10-04 13:46:52,494 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 296 transitions. [2018-10-04 13:46:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-04 13:46:52,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 20308 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 295 states and 298 transitions. [2018-10-04 13:46:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 298 transitions. [2018-10-04 13:46:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-04 13:46:55,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:46:56,108 INFO L134 CoverageAnalysis]: Checked inductivity of 20594 backedges. 0 proven. 20592 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:46:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:46:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 297 states and 300 transitions. [2018-10-04 13:46:58,535 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 300 transitions. [2018-10-04 13:46:58,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-04 13:46:58,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:46:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:46:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 20882 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:47:01,791 INFO L202 PluginConnector]: Adding new model array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:47:01 ImpRootNode [2018-10-04 13:47:01,791 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:47:01,792 INFO L168 Benchmark]: Toolchain (without parser) took 242426.89 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 416.3 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -146.1 MB). Peak memory consumption was 270.2 MB. Max. memory is 7.1 GB. [2018-10-04 13:47:01,794 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:47:01,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:47:01,796 INFO L168 Benchmark]: Boogie Preprocessor took 24.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:47:01,796 INFO L168 Benchmark]: RCFGBuilder took 327.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:47:01,797 INFO L168 Benchmark]: CodeCheck took 242024.51 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 416.3 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -167.2 MB). Peak memory consumption was 249.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:47:01,801 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 56]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 56) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNKNOWN Result, 241.9s OverallTime, 146 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, -8 SDs, 0 SdLazy, -10 SolverSat, -6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 146.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 143880 GetRequests, 122422 SyntacticMatches, 20880 SemanticMatches, 578 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 220.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 4.1s SatisfiabilityAnalysisTime, 44.1s InterpolantComputationTime, 22046 NumberOfCodeBlocks, 22046 NumberOfCodeBlocksAsserted, 146 NumberOfCheckSat, 21900 ConstructedInterpolants, 0 QuantifiedInterpolants, 12748002 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 146 InterpolantComputations, 2 PerfectInterpolantSequences, 292/1016452 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.65 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 327.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 242024.51 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 416.3 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -167.2 MB). Peak memory consumption was 249.1 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/array3.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-47-01-813.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array3.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-47-01-813.csv Completed graceful shutdown