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/count_by_2.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:37:46,270 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:37:46,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:37:46,284 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:37:46,284 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:37:46,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:37:46,287 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:37:46,288 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:37:46,290 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:37:46,291 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:37:46,292 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:37:46,292 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:37:46,293 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:37:46,294 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:37:46,295 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:37:46,296 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:37:46,297 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:37:46,299 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:37:46,301 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:37:46,303 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:37:46,304 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:37:46,305 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:37:46,308 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:37:46,308 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:37:46,308 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:37:46,309 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:37:46,310 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:37:46,311 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:37:46,312 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:37:46,313 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:37:46,313 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:37:46,314 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:37:46,314 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:37:46,315 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:37:46,316 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:37:46,317 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:37:46,317 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 10:37:46,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:37:46,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:37:46,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:37:46,333 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:37:46,334 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:37:46,334 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:37:46,334 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:37:46,335 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:37:46,335 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:37:46,335 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:37:46,335 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:37:46,335 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:37:46,336 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:37:46,336 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:37:46,336 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:37:46,336 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:37:46,336 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:37:46,337 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:37:46,337 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:37:46,337 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:37:46,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:37:46,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:37:46,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:37:46,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:37:46,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:37:46,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:37:46,339 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:37:46,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:37:46,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:37:46,339 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:37:46,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:37:46,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:37:46,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:37:46,423 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:37:46,424 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:37:46,424 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_2.i_3.bpl [2018-10-04 10:37:46,425 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_2.i_3.bpl' [2018-10-04 10:37:46,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:37:46,470 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:37:46,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:37:46,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:37:46,471 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:37:46,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:37:46,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:37:46,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:37:46,512 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:37:46,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:37:46,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:37:46,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:37:46,532 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:37:46,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:37:46" (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 10:37:46,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:37:46,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:37:46,810 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:37:46,811 INFO L202 PluginConnector]: Adding new model count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:37:46 BoogieIcfgContainer [2018-10-04 10:37:46,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:37:46,812 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:37:46,812 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:37:46,823 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:37:46,823 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:37:46" (1/1) ... [2018-10-04 10:37:46,837 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:37:46,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:46,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 10:37:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 10:37:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:37:46,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:47,056 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 10:37:47,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 10:37:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 10:37:47,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:37:47,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 10:37:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 10:37:47,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:37:47,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:48,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:48,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 10:37:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 10:37:48,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:37:48,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:49,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-04 10:37:49,013 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-04 10:37:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:37:49,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:49,092 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:49,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:49,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-04 10:37:49,402 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-04 10:37:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:37:49,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:49,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-04 10:37:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-04 10:37:49,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:37:49,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:50,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-04 10:37:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-04 10:37:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:37:50,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:50,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:50,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-04 10:37:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-04 10:37:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:37:50,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-04 10:37:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-04 10:37:51,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:37:51,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-04 10:37:52,607 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-04 10:37:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:37:52,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:52,708 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-04 10:37:52,981 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-04 10:37:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:37:52,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:53,064 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:53,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-04 10:37:53,322 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-04 10:37:53,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:37:53,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:53,419 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:53,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:53,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-04 10:37:53,704 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-04 10:37:53,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:37:53,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-04 10:37:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-04 10:37:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:37:54,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:54,194 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:54,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-04 10:37:54,918 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-04 10:37:54,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:37:54,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:55,038 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:55,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-04 10:37:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-04 10:37:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:37:55,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-04 10:37:55,904 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-04 10:37:55,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:37:55,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:56,154 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:56,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:56,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-04 10:37:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-04 10:37:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:37:56,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-04 10:37:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-04 10:37:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:37:57,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-04 10:37:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-04 10:37:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:37:57,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-04 10:37:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-04 10:37:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:37:58,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:58,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-04 10:37:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-04 10:37:58,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:37:58,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:59,931 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 10:37:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-04 10:37:59,963 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-04 10:37:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:37:59,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:00,173 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-04 10:38:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-04 10:38:01,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:38:01,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-04 10:38:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-04 10:38:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:38:02,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:04,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-04 10:38:04,092 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-04 10:38:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:38:04,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:04,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-04 10:38:04,695 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-04 10:38:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:38:04,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:06,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-04 10:38:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-04 10:38:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:38:06,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:06,207 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:06,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-04 10:38:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-04 10:38:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:38:06,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:07,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-04 10:38:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-04 10:38:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:38:07,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:08,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-04 10:38:08,269 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-04 10:38:08,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:38:08,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:08,475 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-04 10:38:08,975 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-04 10:38:08,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:38:08,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:09,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:09,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-04 10:38:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-04 10:38:09,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 10:38:09,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:11,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-04 10:38:11,013 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-04 10:38:11,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:38:11,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-04 10:38:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-04 10:38:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:38:11,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:12,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:13,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:13,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-04 10:38:13,021 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-04 10:38:13,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 10:38:13,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:13,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:14,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:14,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-04 10:38:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-04 10:38:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:38:14,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:14,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-04 10:38:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-04 10:38:14,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:38:14,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:15,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:15,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-04 10:38:15,646 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-04 10:38:15,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 10:38:15,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:15,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:16,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-04 10:38:16,418 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-04 10:38:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:38:16,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:16,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-04 10:38:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-04 10:38:18,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:38:18,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:19,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-04 10:38:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-04 10:38:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 10:38:19,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:20,424 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 44 [2018-10-04 10:38:20,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-04 10:38:21,064 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-04 10:38:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:38:21,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:22,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-04 10:38:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-04 10:38:24,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:38:24,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-04 10:38:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-04 10:38:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 10:38:24,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:25,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:25,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:25,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-04 10:38:25,951 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-04 10:38:25,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:38:25,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-04 10:38:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-04 10:38:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:38:26,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:27,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:32,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-04 10:38:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-04 10:38:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 10:38:32,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-04 10:38:33,778 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-04 10:38:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:38:33,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:34,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-04 10:38:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-04 10:38:34,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:38:34,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:35,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:35,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-04 10:38:35,998 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-04 10:38:35,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 10:38:35,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-04 10:38:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-04 10:38:37,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:38:37,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:38,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:38,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-04 10:38:38,275 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-04 10:38:38,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:38:38,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-04 10:38:39,417 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-04 10:38:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 10:38:39,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:39,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-04 10:38:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-04 10:38:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 10:38:40,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-04 10:38:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-04 10:38:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 10:38:43,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-04 10:38:45,267 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-04 10:38:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 10:38:45,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:46,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-04 10:38:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-04 10:38:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 10:38:46,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:47,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:47,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-04 10:38:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-04 10:38:47,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 10:38:47,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-04 10:38:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-04 10:38:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 10:38:48,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:48,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:49,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-04 10:38:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-04 10:38:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 10:38:49,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:50,634 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 63 new depth: 63 [2018-10-04 10:38:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-04 10:38:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-04 10:38:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 10:38:51,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-04 10:38:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-04 10:38:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 10:38:52,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:52,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:54,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-04 10:38:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-04 10:38:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 10:38:54,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:54,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-10-04 10:38:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-10-04 10:38:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 10:38:55,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-10-04 10:38:56,477 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-10-04 10:38:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 10:38:56,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:57,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:57,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-10-04 10:38:57,643 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-10-04 10:38:57,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 10:38:57,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-10-04 10:38:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-10-04 10:38:59,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 10:38:59,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:59,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-10-04 10:39:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-10-04 10:39:00,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 10:39:00,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-10-04 10:39:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-10-04 10:39:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 10:39:01,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-10-04 10:39:03,053 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-10-04 10:39:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 10:39:03,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-10-04 10:39:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-10-04 10:39:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 10:39:04,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:04,924 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:05,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-10-04 10:39:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-10-04 10:39:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 10:39:05,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-10-04 10:39:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-10-04 10:39:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 10:39:07,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:07,719 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-10-04 10:39:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-10-04 10:39:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 10:39:09,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:09,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:10,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:10,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-10-04 10:39:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-10-04 10:39:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 10:39:10,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:12,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-10-04 10:39:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-10-04 10:39:12,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 10:39:12,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:13,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-10-04 10:39:13,832 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-10-04 10:39:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 10:39:13,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:14,081 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-10-04 10:39:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-10-04 10:39:15,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 10:39:15,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:16,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-10-04 10:39:16,727 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-10-04 10:39:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 10:39:16,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:16,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:18,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-10-04 10:39:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-10-04 10:39:18,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 10:39:18,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:18,527 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:19,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-10-04 10:39:19,925 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-10-04 10:39:19,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 10:39:19,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:20,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:21,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-10-04 10:39:21,393 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-10-04 10:39:21,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 10:39:21,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:22,269 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 85 new depth: 85 [2018-10-04 10:39:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:23,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:23,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-10-04 10:39:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-10-04 10:39:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 10:39:23,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-10-04 10:39:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-10-04 10:39:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 10:39:25,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:26,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-10-04 10:39:26,819 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-10-04 10:39:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 10:39:26,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-10-04 10:39:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-10-04 10:39:28,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 10:39:28,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:28,642 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:30,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 181 states and 182 transitions. [2018-10-04 10:39:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 182 transitions. [2018-10-04 10:39:30,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 10:39:30,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 183 states and 184 transitions. [2018-10-04 10:39:31,890 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 184 transitions. [2018-10-04 10:39:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 10:39:31,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:31,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:32,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:33,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 185 states and 186 transitions. [2018-10-04 10:39:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2018-10-04 10:39:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 10:39:33,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:35,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 187 states and 188 transitions. [2018-10-04 10:39:35,445 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 188 transitions. [2018-10-04 10:39:35,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 10:39:35,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:37,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 189 states and 190 transitions. [2018-10-04 10:39:37,207 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 190 transitions. [2018-10-04 10:39:37,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 10:39:37,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:37,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 191 states and 192 transitions. [2018-10-04 10:39:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-10-04 10:39:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 10:39:38,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:39,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:40,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 193 states and 194 transitions. [2018-10-04 10:39:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 194 transitions. [2018-10-04 10:39:40,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-04 10:39:40,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:42,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 195 states and 196 transitions. [2018-10-04 10:39:42,599 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 196 transitions. [2018-10-04 10:39:42,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-04 10:39:42,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:42,908 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:44,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:44,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 197 states and 198 transitions. [2018-10-04 10:39:44,645 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 198 transitions. [2018-10-04 10:39:44,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-04 10:39:44,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:45,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:46,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 199 states and 200 transitions. [2018-10-04 10:39:46,483 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 200 transitions. [2018-10-04 10:39:46,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-04 10:39:46,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:46,795 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:48,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 201 states and 202 transitions. [2018-10-04 10:39:48,299 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 202 transitions. [2018-10-04 10:39:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-04 10:39:48,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:48,626 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:50,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:50,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 203 states and 204 transitions. [2018-10-04 10:39:50,372 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 204 transitions. [2018-10-04 10:39:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-04 10:39:50,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 205 states and 206 transitions. [2018-10-04 10:39:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 206 transitions. [2018-10-04 10:39:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-04 10:39:52,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:54,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 207 states and 208 transitions. [2018-10-04 10:39:54,048 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 208 transitions. [2018-10-04 10:39:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-04 10:39:54,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:56,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 209 states and 210 transitions. [2018-10-04 10:39:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 210 transitions. [2018-10-04 10:39:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-04 10:39:56,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:57,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 211 states and 212 transitions. [2018-10-04 10:39:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 212 transitions. [2018-10-04 10:39:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-04 10:39:57,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 213 states and 214 transitions. [2018-10-04 10:40:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 214 transitions. [2018-10-04 10:40:00,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-04 10:40:00,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:01,129 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 106 new depth: 106 [2018-10-04 10:40:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:02,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:02,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 215 states and 216 transitions. [2018-10-04 10:40:02,823 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 216 transitions. [2018-10-04 10:40:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-04 10:40:02,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:03,242 INFO L134 CoverageAnalysis]: Checked inductivity of 11130 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 217 states and 218 transitions. [2018-10-04 10:40:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 218 transitions. [2018-10-04 10:40:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-04 10:40:05,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 11342 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 219 states and 220 transitions. [2018-10-04 10:40:07,100 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 220 transitions. [2018-10-04 10:40:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-04 10:40:07,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:07,446 INFO L134 CoverageAnalysis]: Checked inductivity of 11556 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:09,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 221 states and 222 transitions. [2018-10-04 10:40:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 222 transitions. [2018-10-04 10:40:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-04 10:40:09,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:11,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:11,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 223 states and 224 transitions. [2018-10-04 10:40:11,503 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 224 transitions. [2018-10-04 10:40:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-04 10:40:11,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11990 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:13,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:13,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 225 states and 226 transitions. [2018-10-04 10:40:13,601 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 226 transitions. [2018-10-04 10:40:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-04 10:40:13,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12210 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:15,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 227 states and 228 transitions. [2018-10-04 10:40:15,922 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 228 transitions. [2018-10-04 10:40:15,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-04 10:40:15,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12432 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:18,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 229 states and 230 transitions. [2018-10-04 10:40:18,081 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 230 transitions. [2018-10-04 10:40:18,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-04 10:40:18,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12656 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 231 states and 232 transitions. [2018-10-04 10:40:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 232 transitions. [2018-10-04 10:40:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-04 10:40:20,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:22,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 233 states and 234 transitions. [2018-10-04 10:40:22,623 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 234 transitions. [2018-10-04 10:40:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-04 10:40:22,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13110 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:24,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:24,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 235 states and 236 transitions. [2018-10-04 10:40:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 236 transitions. [2018-10-04 10:40:24,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-04 10:40:24,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 13340 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:27,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 237 states and 238 transitions. [2018-10-04 10:40:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 238 transitions. [2018-10-04 10:40:27,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-04 10:40:27,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:27,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13572 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 239 states and 240 transitions. [2018-10-04 10:40:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 240 transitions. [2018-10-04 10:40:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-04 10:40:29,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:29,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13806 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:31,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 241 states and 242 transitions. [2018-10-04 10:40:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 242 transitions. [2018-10-04 10:40:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-04 10:40:31,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14042 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 243 states and 244 transitions. [2018-10-04 10:40:34,205 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 244 transitions. [2018-10-04 10:40:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-04 10:40:34,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:34,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:36,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 245 states and 246 transitions. [2018-10-04 10:40:36,677 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 246 transitions. [2018-10-04 10:40:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-04 10:40:36,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:38,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 247 states and 248 transitions. [2018-10-04 10:40:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 248 transitions. [2018-10-04 10:40:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-04 10:40:38,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:41,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:41,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 249 states and 250 transitions. [2018-10-04 10:40:41,457 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 250 transitions. [2018-10-04 10:40:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-04 10:40:41,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:41,866 INFO L134 CoverageAnalysis]: Checked inductivity of 15006 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 251 states and 252 transitions. [2018-10-04 10:40:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 252 transitions. [2018-10-04 10:40:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-04 10:40:43,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 253 states and 254 transitions. [2018-10-04 10:40:46,398 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 254 transitions. [2018-10-04 10:40:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-04 10:40:46,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 15500 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:48,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:48,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 255 states and 256 transitions. [2018-10-04 10:40:48,866 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 256 transitions. [2018-10-04 10:40:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-04 10:40:48,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:49,727 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 127 new depth: 127 [2018-10-04 10:40:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 257 states and 258 transitions. [2018-10-04 10:40:52,004 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 258 transitions. [2018-10-04 10:40:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-04 10:40:52,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:52,437 INFO L134 CoverageAnalysis]: Checked inductivity of 16002 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:54,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 259 states and 260 transitions. [2018-10-04 10:40:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 260 transitions. [2018-10-04 10:40:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-04 10:40:54,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 16256 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:57,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 261 states and 262 transitions. [2018-10-04 10:40:57,111 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 262 transitions. [2018-10-04 10:40:57,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-04 10:40:57,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:40:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 16512 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:40:59,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:40:59,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 263 states and 264 transitions. [2018-10-04 10:40:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 264 transitions. [2018-10-04 10:40:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-04 10:40:59,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:40:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 16770 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 265 states and 266 transitions. [2018-10-04 10:41:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 266 transitions. [2018-10-04 10:41:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-04 10:41:02,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 17030 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 267 states and 268 transitions. [2018-10-04 10:41:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 268 transitions. [2018-10-04 10:41:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-04 10:41:04,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 17292 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 269 states and 270 transitions. [2018-10-04 10:41:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 270 transitions. [2018-10-04 10:41:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-04 10:41:07,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 17556 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 271 states and 272 transitions. [2018-10-04 10:41:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 272 transitions. [2018-10-04 10:41:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-04 10:41:10,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:10,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17822 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:12,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 273 states and 274 transitions. [2018-10-04 10:41:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 274 transitions. [2018-10-04 10:41:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-04 10:41:12,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 18090 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:15,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 275 states and 276 transitions. [2018-10-04 10:41:15,606 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 276 transitions. [2018-10-04 10:41:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-04 10:41:15,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18360 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:18,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 277 states and 278 transitions. [2018-10-04 10:41:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 278 transitions. [2018-10-04 10:41:18,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-04 10:41:18,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:19,011 INFO L134 CoverageAnalysis]: Checked inductivity of 18632 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 279 states and 280 transitions. [2018-10-04 10:41:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 280 transitions. [2018-10-04 10:41:21,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-10-04 10:41:21,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 18906 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 281 states and 282 transitions. [2018-10-04 10:41:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 282 transitions. [2018-10-04 10:41:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-04 10:41:24,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:24,649 INFO L134 CoverageAnalysis]: Checked inductivity of 19182 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:27,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 283 states and 284 transitions. [2018-10-04 10:41:27,128 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 284 transitions. [2018-10-04 10:41:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-04 10:41:27,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 19460 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 285 states and 286 transitions. [2018-10-04 10:41:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 286 transitions. [2018-10-04 10:41:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-04 10:41:29,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:30,362 INFO L134 CoverageAnalysis]: Checked inductivity of 19740 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:32,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 287 states and 288 transitions. [2018-10-04 10:41:32,955 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 288 transitions. [2018-10-04 10:41:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-04 10:41:32,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 20022 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 289 states and 290 transitions. [2018-10-04 10:41:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 290 transitions. [2018-10-04 10:41:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-04 10:41:35,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 20306 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:39,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 291 states and 292 transitions. [2018-10-04 10:41:39,056 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 292 transitions. [2018-10-04 10:41:39,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-10-04 10:41:39,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 20592 backedges. 0 proven. 20592 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 293 states and 294 transitions. [2018-10-04 10:41:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 294 transitions. [2018-10-04 10:41:41,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-04 10:41:41,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:42,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20880 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:41:45,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:41:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 295 states and 296 transitions. [2018-10-04 10:41:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 296 transitions. [2018-10-04 10:41:45,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-04 10:41:45,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:41:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:41:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21170 backedges. 0 proven. 21170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 10:41:48,208 INFO L202 PluginConnector]: Adding new model count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:41:48 ImpRootNode [2018-10-04 10:41:48,208 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:41:48,209 INFO L168 Benchmark]: Toolchain (without parser) took 241739.57 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 417.3 MB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -154.0 MB). Peak memory consumption was 263.3 MB. Max. memory is 7.1 GB. [2018-10-04 10:41:48,211 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:41:48,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:41:48,212 INFO L168 Benchmark]: Boogie Preprocessor took 19.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:41:48,212 INFO L168 Benchmark]: RCFGBuilder took 279.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 10:41:48,213 INFO L168 Benchmark]: CodeCheck took 241396.51 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 417.3 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -175.1 MB). Peak memory consumption was 242.2 MB. Max. memory is 7.1 GB. [2018-10-04 10:41:48,216 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 31]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 31) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 241.3s 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, 155.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 141698 GetRequests, 119946 SyntacticMatches, 21170 SemanticMatches, 582 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 218.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 43.3s InterpolantComputationTime, 21754 NumberOfCodeBlocks, 21754 NumberOfCodeBlocksAsserted, 146 NumberOfCheckSat, 21608 ConstructedInterpolants, 0 QuantifiedInterpolants, 12662726 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 146 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1037330 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 279.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241396.51 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 417.3 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -175.1 MB). Peak memory consumption was 242.2 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/count_by_2.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-41-48-232.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_2.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-41-48-232.csv Completed graceful shutdown