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/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:54:02,378 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:54:02,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:54:02,392 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:54:02,393 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:54:02,394 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:54:02,395 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:54:02,397 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:54:02,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:54:02,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:54:02,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:54:02,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:54:02,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:54:02,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:54:02,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:54:02,405 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:54:02,405 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:54:02,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:54:02,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:54:02,411 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:54:02,412 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:54:02,413 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:54:02,416 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:54:02,416 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:54:02,416 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:54:02,417 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:54:02,418 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:54:02,419 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:54:02,420 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:54:02,421 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:54:02,421 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:54:02,422 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:54:02,422 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:54:02,422 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:54:02,423 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:54:02,424 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:54:02,425 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 13:54:02,450 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:54:02,451 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:54:02,452 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:54:02,452 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:54:02,453 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:54:02,453 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:54:02,453 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:54:02,453 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:54:02,453 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:54:02,454 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:54:02,454 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:54:02,454 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:54:02,454 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:54:02,454 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:54:02,455 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:54:02,455 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:54:02,455 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:54:02,455 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:54:02,455 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:54:02,456 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:54:02,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:54:02,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:54:02,456 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:54:02,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:54:02,457 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:54:02,457 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:54:02,457 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:54:02,457 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:54:02,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:54:02,458 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:54:02,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:54:02,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:54:02,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:54:02,537 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:54:02,537 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:54:02,538 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2018-10-04 13:54:02,538 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2018-10-04 13:54:02,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:54:02,594 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:54:02,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:54:02,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:54:02,596 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:54:02,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,634 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:54:02,635 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:54:02,635 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:54:02,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:54:02,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:54:02,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:54:02,638 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:54:02,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:54:02,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:54:02,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:54:02,660 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:54:02,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:54:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:54:02,732 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-10-04 13:54:02,732 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-10-04 13:54:02,917 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:54:02,917 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:54:02 BoogieIcfgContainer [2018-10-04 13:54:02,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:54:02,918 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:54:02,918 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:54:02,930 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:54:02,930 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:54:02" (1/1) ... [2018-10-04 13:54:02,949 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:54:02,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:02,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:54:02,992 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:54:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:54:02,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-04 13:54:03,470 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-04 13:54:03,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:54:03,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:03,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:54:03,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-10-04 13:54:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-10-04 13:54:03,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:54:03,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:03,987 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 13:54:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2018-10-04 13:54:04,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2018-10-04 13:54:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:54:04,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:04,537 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 13:54:04,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:04,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-10-04 13:54:04,874 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-10-04 13:54:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:54:04,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:05,227 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 13:54:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-04 13:54:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-04 13:54:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:54:05,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:05,590 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 13:54:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-10-04 13:54:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-10-04 13:54:05,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:54:05,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:06,029 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 13:54:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-10-04 13:54:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-10-04 13:54:06,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:54:06,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:06,392 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 13:54:06,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2018-10-04 13:54:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2018-10-04 13:54:06,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:54:06,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:06,824 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 13:54:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-10-04 13:54:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-10-04 13:54:07,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:54:07,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:07,575 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 13:54:08,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2018-10-04 13:54:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2018-10-04 13:54:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:54:08,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:08,417 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 13:54:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2018-10-04 13:54:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2018-10-04 13:54:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:54:08,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:08,793 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 13:54:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2018-10-04 13:54:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2018-10-04 13:54:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:54:09,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:09,130 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 13:54:09,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:09,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2018-10-04 13:54:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2018-10-04 13:54:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:54:09,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:09,548 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 13:54:09,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:09,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2018-10-04 13:54:09,833 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2018-10-04 13:54:09,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:54:09,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:09,946 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 13:54:10,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:10,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2018-10-04 13:54:10,367 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2018-10-04 13:54:10,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:54:10,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:10,522 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 13:54:11,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:11,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2018-10-04 13:54:11,299 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2018-10-04 13:54:11,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:54:11,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:11,572 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 13:54:11,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:11,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-10-04 13:54:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-10-04 13:54:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:54:11,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:12,000 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 13:54:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-10-04 13:54:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-10-04 13:54:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:54:12,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:12,739 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 13:54:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:13,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-10-04 13:54:13,082 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-10-04 13:54:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:54:13,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:13,174 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 13:54:13,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:13,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2018-10-04 13:54:13,879 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2018-10-04 13:54:13,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:54:13,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:14,177 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 13:54:14,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 47 states and 69 transitions. [2018-10-04 13:54:14,536 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2018-10-04 13:54:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:54:14,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:15,508 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 13:54:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2018-10-04 13:54:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2018-10-04 13:54:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:54:16,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:16,203 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 13:54:17,102 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 13:54:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2018-10-04 13:54:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2018-10-04 13:54:17,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:54:17,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:17,351 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 13:54:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:17,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2018-10-04 13:54:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2018-10-04 13:54:17,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:54:17,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:17,982 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 13:54:18,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:18,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2018-10-04 13:54:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2018-10-04 13:54:18,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:54:18,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:19,344 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 13:54:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:19,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2018-10-04 13:54:19,748 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2018-10-04 13:54:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:54:19,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:20,052 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 13:54:20,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2018-10-04 13:54:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2018-10-04 13:54:20,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:54:20,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:21,186 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 13:54:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2018-10-04 13:54:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2018-10-04 13:54:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:54:21,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:21,832 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 13:54:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2018-10-04 13:54:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2018-10-04 13:54:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:54:22,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:22,543 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 13:54:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2018-10-04 13:54:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2018-10-04 13:54:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:54:23,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:23,394 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 13:54:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:23,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2018-10-04 13:54:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2018-10-04 13:54:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:54:23,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:24,049 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 13:54:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:24,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2018-10-04 13:54:24,635 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2018-10-04 13:54:24,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 13:54:24,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:24,782 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 13:54:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2018-10-04 13:54:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2018-10-04 13:54:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:54:25,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:25,502 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 13:54:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:26,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2018-10-04 13:54:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2018-10-04 13:54:26,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 13:54:26,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:26,350 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 13:54:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2018-10-04 13:54:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2018-10-04 13:54:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:54:26,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:27,169 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 13:54:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:27,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2018-10-04 13:54:27,823 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2018-10-04 13:54:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 13:54:27,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:27,984 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 13:54:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 79 states and 117 transitions. [2018-10-04 13:54:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2018-10-04 13:54:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:54:28,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:28,717 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 13:54:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2018-10-04 13:54:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2018-10-04 13:54:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 13:54:29,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:29,451 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 13:54:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:30,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 83 states and 123 transitions. [2018-10-04 13:54:30,015 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2018-10-04 13:54:30,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:54:30,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:30,419 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 13:54:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:31,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 85 states and 126 transitions. [2018-10-04 13:54:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 126 transitions. [2018-10-04 13:54:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 13:54:31,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:31,749 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 13:54:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 129 transitions. [2018-10-04 13:54:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2018-10-04 13:54:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:54:33,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:34,094 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 13:54:34,956 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 43 [2018-10-04 13:54:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:34,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 89 states and 132 transitions. [2018-10-04 13:54:34,985 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2018-10-04 13:54:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 13:54:34,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:35,210 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 13:54:35,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2018-10-04 13:54:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-10-04 13:54:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 13:54:35,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:36,134 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 13:54:37,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:37,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 138 transitions. [2018-10-04 13:54:37,087 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2018-10-04 13:54:37,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 13:54:37,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:37,559 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 13:54:39,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 141 transitions. [2018-10-04 13:54:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2018-10-04 13:54:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 13:54:39,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:39,584 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 13:54:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 97 states and 144 transitions. [2018-10-04 13:54:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 144 transitions. [2018-10-04 13:54:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 13:54:40,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:40,635 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 13:54:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 99 states and 147 transitions. [2018-10-04 13:54:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2018-10-04 13:54:43,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 13:54:43,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:45,439 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 13:54:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 101 states and 150 transitions. [2018-10-04 13:54:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 150 transitions. [2018-10-04 13:54:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 13:54:46,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:46,469 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 13:54:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 103 states and 153 transitions. [2018-10-04 13:54:47,448 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 153 transitions. [2018-10-04 13:54:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 13:54:47,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:47,656 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 13:54:48,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 156 transitions. [2018-10-04 13:54:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2018-10-04 13:54:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 13:54:48,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:48,932 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 13:54:49,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 159 transitions. [2018-10-04 13:54:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 159 transitions. [2018-10-04 13:54:49,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 13:54:49,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:50,100 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 13:54:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 109 states and 162 transitions. [2018-10-04 13:54:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2018-10-04 13:54:50,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 13:54:50,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:51,070 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 13:54:52,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:52,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 111 states and 165 transitions. [2018-10-04 13:54:52,098 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2018-10-04 13:54:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 13:54:52,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:52,327 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 13:54:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:53,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 113 states and 168 transitions. [2018-10-04 13:54:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2018-10-04 13:54:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 13:54:53,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:53,310 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 13:54:54,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:54,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 115 states and 171 transitions. [2018-10-04 13:54:54,151 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2018-10-04 13:54:54,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 13:54:54,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:54,731 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 13:54:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 117 states and 174 transitions. [2018-10-04 13:54:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2018-10-04 13:54:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 13:54:55,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:55,727 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 13:54:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:56,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2018-10-04 13:54:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2018-10-04 13:54:56,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 13:54:56,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:57,374 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 13:54:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 121 states and 180 transitions. [2018-10-04 13:54:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 180 transitions. [2018-10-04 13:54:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 13:54:58,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:58,452 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 13:54:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:54:59,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 123 states and 183 transitions. [2018-10-04 13:54:59,341 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 183 transitions. [2018-10-04 13:54:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 13:54:59,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:54:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:54:59,523 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 13:55:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 125 states and 186 transitions. [2018-10-04 13:55:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2018-10-04 13:55:00,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 13:55:00,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:01,438 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 62 new depth: 62 [2018-10-04 13:55:01,465 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 13:55:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:02,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 127 states and 189 transitions. [2018-10-04 13:55:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2018-10-04 13:55:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 13:55:02,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:03,271 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 13:55:04,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:04,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 129 states and 192 transitions. [2018-10-04 13:55:04,245 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2018-10-04 13:55:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 13:55:04,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:04,454 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 13:55:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 131 states and 195 transitions. [2018-10-04 13:55:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2018-10-04 13:55:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 13:55:05,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:05,623 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 13:55:06,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:06,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 133 states and 198 transitions. [2018-10-04 13:55:06,627 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2018-10-04 13:55:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 13:55:06,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:06,829 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 13:55:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 135 states and 201 transitions. [2018-10-04 13:55:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 201 transitions. [2018-10-04 13:55:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 13:55:08,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:08,266 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 13:55:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2018-10-04 13:55:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2018-10-04 13:55:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 13:55:09,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:09,546 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 13:55:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 139 states and 207 transitions. [2018-10-04 13:55:10,616 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 207 transitions. [2018-10-04 13:55:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-04 13:55:10,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:10,832 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 13:55:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2018-10-04 13:55:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2018-10-04 13:55:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-04 13:55:11,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:12,260 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 13:55:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 143 states and 213 transitions. [2018-10-04 13:55:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 213 transitions. [2018-10-04 13:55:13,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-04 13:55:13,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:13,691 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 13:55:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 145 states and 216 transitions. [2018-10-04 13:55:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2018-10-04 13:55:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-04 13:55:14,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:14,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:14,983 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 13:55:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:16,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 147 states and 219 transitions. [2018-10-04 13:55:16,053 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2018-10-04 13:55:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-04 13:55:16,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:16,281 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 13:55:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2018-10-04 13:55:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2018-10-04 13:55:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-04 13:55:17,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:17,929 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 13:55:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 151 states and 225 transitions. [2018-10-04 13:55:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2018-10-04 13:55:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-04 13:55:19,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:19,448 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 13:55:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 153 states and 228 transitions. [2018-10-04 13:55:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 228 transitions. [2018-10-04 13:55:20,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-04 13:55:20,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:20,858 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 13:55:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:22,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 155 states and 231 transitions. [2018-10-04 13:55:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 231 transitions. [2018-10-04 13:55:22,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-04 13:55:22,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:22,276 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 13:55:23,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 157 states and 234 transitions. [2018-10-04 13:55:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 234 transitions. [2018-10-04 13:55:23,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-04 13:55:23,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:24,594 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 13:55:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 159 states and 237 transitions. [2018-10-04 13:55:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 237 transitions. [2018-10-04 13:55:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-04 13:55:25,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:25,991 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 13:55:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 161 states and 240 transitions. [2018-10-04 13:55:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 240 transitions. [2018-10-04 13:55:27,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-04 13:55:27,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:27,457 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 13:55:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 163 states and 243 transitions. [2018-10-04 13:55:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 243 transitions. [2018-10-04 13:55:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-04 13:55:28,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:29,144 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 13:55:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:30,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 165 states and 246 transitions. [2018-10-04 13:55:30,343 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 246 transitions. [2018-10-04 13:55:30,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-04 13:55:30,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:30,650 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 13:55:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 167 states and 249 transitions. [2018-10-04 13:55:31,890 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 249 transitions. [2018-10-04 13:55:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-04 13:55:31,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:32,151 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 13:55:34,417 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 84 new depth: 83 [2018-10-04 13:55:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 169 states and 252 transitions. [2018-10-04 13:55:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 252 transitions. [2018-10-04 13:55:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-04 13:55:34,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:34,899 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 13:55:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:36,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 255 transitions. [2018-10-04 13:55:36,158 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 255 transitions. [2018-10-04 13:55:36,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-04 13:55:36,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:36,416 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 13:55:37,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:37,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 173 states and 258 transitions. [2018-10-04 13:55:37,729 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 258 transitions. [2018-10-04 13:55:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-04 13:55:37,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:38,156 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 13:55:39,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:39,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 175 states and 261 transitions. [2018-10-04 13:55:39,441 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2018-10-04 13:55:39,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-04 13:55:39,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:39,904 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 13:55:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:41,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 177 states and 264 transitions. [2018-10-04 13:55:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 264 transitions. [2018-10-04 13:55:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-04 13:55:41,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:41,497 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 13:55:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 179 states and 267 transitions. [2018-10-04 13:55:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 267 transitions. [2018-10-04 13:55:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-04 13:55:42,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:43,279 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 13:55:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2018-10-04 13:55:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2018-10-04 13:55:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-04 13:55:44,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:45,130 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 13:55:46,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 183 states and 273 transitions. [2018-10-04 13:55:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 273 transitions. [2018-10-04 13:55:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-04 13:55:46,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:46,762 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 13:55:48,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 185 states and 276 transitions. [2018-10-04 13:55:48,420 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 276 transitions. [2018-10-04 13:55:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-04 13:55:48,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:48,700 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 13:55:50,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:50,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 279 transitions. [2018-10-04 13:55:50,086 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2018-10-04 13:55:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-04 13:55:50,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:50,384 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 13:55:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:51,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 189 states and 282 transitions. [2018-10-04 13:55:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 282 transitions. [2018-10-04 13:55:51,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-04 13:55:51,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:52,075 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 13:55:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 191 states and 285 transitions. [2018-10-04 13:55:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2018-10-04 13:55:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-04 13:55:53,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:53,958 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 13:55:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 193 states and 288 transitions. [2018-10-04 13:55:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 288 transitions. [2018-10-04 13:55:55,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-04 13:55:55,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:55,717 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 13:55:57,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:57,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 195 states and 291 transitions. [2018-10-04 13:55:57,141 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 291 transitions. [2018-10-04 13:55:57,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-04 13:55:57,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:57,444 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 13:55:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:55:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 197 states and 294 transitions. [2018-10-04 13:55:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 294 transitions. [2018-10-04 13:55:59,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-04 13:55:59,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:55:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:55:59,469 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 13:56:00,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:00,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 199 states and 297 transitions. [2018-10-04 13:56:00,939 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 297 transitions. [2018-10-04 13:56:00,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-04 13:56:00,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:01,269 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 13:56:02,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:02,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 300 transitions. [2018-10-04 13:56:02,759 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 300 transitions. [2018-10-04 13:56:02,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-04 13:56:02,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:03,082 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 13:56:04,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:04,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 203 states and 303 transitions. [2018-10-04 13:56:04,879 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 303 transitions. [2018-10-04 13:56:04,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-04 13:56:04,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:05,247 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 13:56:06,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 205 states and 306 transitions. [2018-10-04 13:56:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2018-10-04 13:56:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-04 13:56:06,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:07,125 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 13:56:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:08,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 207 states and 309 transitions. [2018-10-04 13:56:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 309 transitions. [2018-10-04 13:56:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-04 13:56:08,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:09,320 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 13:56:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 209 states and 312 transitions. [2018-10-04 13:56:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 312 transitions. [2018-10-04 13:56:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-04 13:56:10,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:11,762 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 104 new depth: 104 [2018-10-04 13:56:11,813 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 13:56:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 211 states and 315 transitions. [2018-10-04 13:56:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 315 transitions. [2018-10-04 13:56:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-04 13:56:13,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:13,996 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 13:56:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 213 states and 318 transitions. [2018-10-04 13:56:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 318 transitions. [2018-10-04 13:56:15,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-04 13:56:15,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:15,947 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 13:56:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:17,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 215 states and 321 transitions. [2018-10-04 13:56:17,568 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 321 transitions. [2018-10-04 13:56:17,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-04 13:56:17,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:17,948 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 13:56:19,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 217 states and 324 transitions. [2018-10-04 13:56:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2018-10-04 13:56:19,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-04 13:56:19,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:20,211 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 13:56:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 219 states and 327 transitions. [2018-10-04 13:56:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 327 transitions. [2018-10-04 13:56:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-04 13:56:21,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:22,253 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 13:56:24,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:24,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 221 states and 330 transitions. [2018-10-04 13:56:24,154 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 330 transitions. [2018-10-04 13:56:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-04 13:56:24,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:24,516 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 13:56:26,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 223 states and 333 transitions. [2018-10-04 13:56:26,197 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 333 transitions. [2018-10-04 13:56:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-04 13:56:26,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:26,598 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 13:56:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:28,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 225 states and 336 transitions. [2018-10-04 13:56:28,288 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 336 transitions. [2018-10-04 13:56:28,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-04 13:56:28,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:28,707 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 13:56:30,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 227 states and 339 transitions. [2018-10-04 13:56:30,697 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2018-10-04 13:56:30,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-04 13:56:30,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:31,172 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 13:56:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 229 states and 342 transitions. [2018-10-04 13:56:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2018-10-04 13:56:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-10-04 13:56:32,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:33,328 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 13:56:35,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 231 states and 345 transitions. [2018-10-04 13:56:35,337 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2018-10-04 13:56:35,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-04 13:56:35,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:35,730 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 13:56:37,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:37,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 233 states and 348 transitions. [2018-10-04 13:56:37,491 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 348 transitions. [2018-10-04 13:56:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-04 13:56:37,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:37,911 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 13:56:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 235 states and 351 transitions. [2018-10-04 13:56:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 351 transitions. [2018-10-04 13:56:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-04 13:56:39,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:40,362 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 13:56:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 237 states and 354 transitions. [2018-10-04 13:56:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 354 transitions. [2018-10-04 13:56:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-04 13:56:42,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:42,598 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 13:56:44,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 239 states and 357 transitions. [2018-10-04 13:56:44,636 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 357 transitions. [2018-10-04 13:56:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-04 13:56:44,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:45,108 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 13:56:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 241 states and 360 transitions. [2018-10-04 13:56:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 360 transitions. [2018-10-04 13:56:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-04 13:56:46,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:47,400 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 13:56:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 243 states and 363 transitions. [2018-10-04 13:56:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 363 transitions. [2018-10-04 13:56:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-04 13:56:49,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:49,966 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 13:56:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 245 states and 366 transitions. [2018-10-04 13:56:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 366 transitions. [2018-10-04 13:56:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-04 13:56:51,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:52,297 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 13:56:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 247 states and 369 transitions. [2018-10-04 13:56:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 369 transitions. [2018-10-04 13:56:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-04 13:56:54,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:54,820 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 13:56:56,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:56,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 249 states and 372 transitions. [2018-10-04 13:56:56,744 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2018-10-04 13:56:56,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-10-04 13:56:56,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:56:57,196 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 13:56:59,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:56:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 251 states and 375 transitions. [2018-10-04 13:56:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 375 transitions. [2018-10-04 13:56:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-04 13:56:59,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:56:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:00,176 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 125 new depth: 125 [2018-10-04 13:57:00,258 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 13:57:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:02,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 253 states and 378 transitions. [2018-10-04 13:57:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 378 transitions. [2018-10-04 13:57:02,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-04 13:57:02,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:02,677 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 13:57:04,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 255 states and 381 transitions. [2018-10-04 13:57:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 381 transitions. [2018-10-04 13:57:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-04 13:57:04,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:05,261 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 13:57:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 257 states and 384 transitions. [2018-10-04 13:57:07,247 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-10-04 13:57:07,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-04 13:57:07,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:07,732 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 13:57:09,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 259 states and 387 transitions. [2018-10-04 13:57:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 387 transitions. [2018-10-04 13:57:09,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-10-04 13:57:09,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:10,444 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 13:57:12,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 261 states and 390 transitions. [2018-10-04 13:57:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 390 transitions. [2018-10-04 13:57:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-04 13:57:12,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:12,957 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 13:57:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 263 states and 393 transitions. [2018-10-04 13:57:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 393 transitions. [2018-10-04 13:57:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-04 13:57:15,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:15,668 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 13:57:17,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:17,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 265 states and 396 transitions. [2018-10-04 13:57:17,714 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 396 transitions. [2018-10-04 13:57:17,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-04 13:57:17,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:18,223 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 13:57:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 267 states and 399 transitions. [2018-10-04 13:57:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 399 transitions. [2018-10-04 13:57:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-04 13:57:20,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:21,045 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 13:57:23,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:23,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 269 states and 402 transitions. [2018-10-04 13:57:23,148 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 402 transitions. [2018-10-04 13:57:23,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-04 13:57:23,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:23,661 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 13:57:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 271 states and 405 transitions. [2018-10-04 13:57:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 405 transitions. [2018-10-04 13:57:26,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-04 13:57:26,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:26,538 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 13:57:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 273 states and 408 transitions. [2018-10-04 13:57:28,702 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 408 transitions. [2018-10-04 13:57:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-10-04 13:57:28,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:29,238 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 13:57:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 275 states and 411 transitions. [2018-10-04 13:57:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 411 transitions. [2018-10-04 13:57:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-10-04 13:57:31,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:32,214 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 13:57:34,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 277 states and 414 transitions. [2018-10-04 13:57:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 414 transitions. [2018-10-04 13:57:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-10-04 13:57:34,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:34,963 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 13:57:37,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 279 states and 417 transitions. [2018-10-04 13:57:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 417 transitions. [2018-10-04 13:57:37,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-10-04 13:57:37,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:37,933 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 13:57:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 281 states and 420 transitions. [2018-10-04 13:57:40,150 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 420 transitions. [2018-10-04 13:57:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-04 13:57:40,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:40,822 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 13:57:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:43,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 283 states and 423 transitions. [2018-10-04 13:57:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 423 transitions. [2018-10-04 13:57:43,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-10-04 13:57:43,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:43,597 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 13:57:45,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 285 states and 426 transitions. [2018-10-04 13:57:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 426 transitions. [2018-10-04 13:57:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-04 13:57:45,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:46,545 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 13:57:48,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:48,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 287 states and 429 transitions. [2018-10-04 13:57:48,924 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 429 transitions. [2018-10-04 13:57:48,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-10-04 13:57:48,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:49,548 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 13:57:52,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 289 states and 432 transitions. [2018-10-04 13:57:52,195 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 432 transitions. [2018-10-04 13:57:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-04 13:57:52,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:52,808 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 13:57:55,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:55,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 291 states and 435 transitions. [2018-10-04 13:57:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 435 transitions. [2018-10-04 13:57:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-04 13:57:55,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:55,813 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 13:57:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 293 states and 438 transitions. [2018-10-04 13:57:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 438 transitions. [2018-10-04 13:57:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-10-04 13:57:58,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:58,984 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 13:58:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 295 states and 441 transitions. [2018-10-04 13:58:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 441 transitions. [2018-10-04 13:58:01,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-04 13:58:01,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:02,233 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 13:58:04,627 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:58:04 ImpRootNode [2018-10-04 13:58:04,628 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:58:04,629 INFO L168 Benchmark]: Toolchain (without parser) took 242035.18 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 177.7 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 128.5 MB). Peak memory consumption was 306.3 MB. Max. memory is 7.1 GB. [2018-10-04 13:58:04,630 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 13:58:04,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.32 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 13:58:04,631 INFO L168 Benchmark]: Boogie Preprocessor took 20.68 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 13:58:04,632 INFO L168 Benchmark]: RCFGBuilder took 258.50 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 13:58:04,632 INFO L168 Benchmark]: CodeCheck took 241709.57 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 177.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 107.4 MB). Peak memory consumption was 285.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:58:04,636 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 18]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 18) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. UNKNOWN Result, 241.6s OverallTime, 146 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -4 SDtfs, -4 SDslu, -8 SDs, 0 SdLazy, -10 SolverSat, -6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 161.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 162278 GetRequests, 140526 SyntacticMatches, 21170 SemanticMatches, 582 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 219.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 44.7s InterpolantComputationTime, 21608 NumberOfCodeBlocks, 21608 NumberOfCodeBlocksAsserted, 146 NumberOfCheckSat, 21462 ConstructedInterpolants, 0 QuantifiedInterpolants, 12576732 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 42.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.68 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 258.50 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 241709.57 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 177.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 107.4 MB). Peak memory consumption was 285.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LargeConstant-ForwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-58-04-647.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LargeConstant-ForwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-58-04-647.csv Completed graceful shutdown